October 2027 bike rides & races

Dates

Fri, Oct 1 – Sun, Oct 3, 2027 · projected (2026 was Oct 2–4)

Where

Ellettsville (Bloomington), IN

Distances

15, 30, 50, 62 mi per day options (two ride days)

Elevation

very hilly southern Indiana; notable climbs

Format

two-day hilly tour (50 mi/day)

Organizer

Central Indiana Cycling (formerly CIBA)

Registration

2026 registration opened May 1, 2026; cap ~5,000

DateProjected: first full weekend of October, Fri check-in/Sat-Sun rides (2026 edition Oct 2-4, 2026). No 2027 date published.

Notes43rd annual in 2026; camping at Edgewood High School; live entertainment at rest stops.

Event siteSources: hillyhundred.org centralincycling.org

Dates

Sat, Oct 2, 2027 · projected (2026 was Oct 3)

Where

Bentonville, AR

Distances

1,015 mi (1,633 km) loop on the Adventure Cycling Arkansas High Country Route; $100 entry

Format

self-supported 1,000-mile race

Organizer

Chuck Campbell

Registration

2026 open; 2027 TBA

Qualification

Open entry

Date2026 edition Sat Oct 3, 2026, 7am from Bentonville (ACA Arkansas High Country route). 2027 projected to the first Saturday of October (Oct 2, 2027); not yet announced.

Event siteSources: bikepacking.com bikepacking.com

Dates

Sat, Oct 2, 2027 · projected (2026 was Oct 3)

Where

Castro Valley, CA

Distances

200 mi

Elevation

14,800 ft

Format

Cal Triple Crown double (Cherry City Cyclists)

Organizer

Cherry City Cyclists

Date2026 edition Sat Oct 3, 2026 (Castro Valley; 200 mi / 14,800 ft). 2027 projected to first Saturday of October.

Sources: caltriplecrown.org granfondoguide.com

Dates

Sat, Oct 2 – Sun, Oct 3, 2027 · projected (2026 was Oct 3–4)

Where

Ponte Vedra Beach, FL

Route

PGA TOUR HQ, Ponte Vedra Beach or Marineland → Daytona Beach (Day 1) and back (Day 2)

Distances

36-100 mi options

Format

Bike MS ride (two-day)

Cause

MS — National Multiple Sclerosis Society

Min. fundraising

~$275 (historical)

Organizer

National MS Society

DateFlorida Bicycling listing: Oct 3-4, 2026 (first weekend of October); projected to Oct 2-3, 2027.

Event siteSources: floridabicycling.com floridabicycling.com

Dates

Sat, Oct 2, 2027 · projected (2026 was Oct 3)

Where

Smith Point (Shirley), NY

Route

Manhattan (100) / Wantagh (50) / Blue Point (25) → Smith Point, NY

Distances

25, 50, 100 mi

Format

autism one-day ride

Cause

Autism — Local autism/disability nonprofits in each region (e.g., Autism Society chapters, xMinds, Flutie Foundation)

Min. fundraising

$250 per rider; registration $100 (early) to $175 (final week)

Organizer

Bike to the Beach

Registration

2026 registration open; 2027 dates not yet posted

Date2026 ride Sat Oct 3, 2026 (first Saturday of October); projected to Sat Oct 2, 2027.

NotesFour regional editions in 2026; 2027 dates not posted as of Sep 2026.

Event siteSources: rides.biketothebeach.org rides.biketothebeach.org

Dates

Sat, Oct 2 – Sun, Oct 3, 2027 · projected (2026 was Oct 3–4)

Where

New York, NY

Route

Philadelphia, PA (1-day option starts Princeton, NJ) → New York, NY (Riverbank State Park arrival)

Distances

175 miles Philadelphia to NYC over 2 days; 1-day option ~75 miles Princeton, NJ to NYC

Format

HIV/AIDS multi-day (2-day)

Cause

HIV/AIDS — Housing Works (HIV/AIDS services and homelessness, NYC)

Min. fundraising

$3,000 for 2-day riders and $1,600 for 1-day riders per 'The Ride' page; virtual riders $1,000 for incentives; registration fee $150 in-person riders/crew; virtual free

Organizer

Housing Works (produced with Global Impact Productions)

Registration

2026 ride (Oct 3-4, 2026) registration is still open but limited; the organizer says riders get their first chance to sign up for 2027 at the closing ceremony on Oct 4, 2026. Capped (~150 riders), not a lottery.

Date2026 ride is Saturday-Sunday October 3-4, 2026 (1-day option Sunday Oct 4). Projected to the same first-weekend-of-October slot in 2027 (Oct 2-3, 2027).

NotesSmall, intimate ride (100-150 riders). Has a virtual-rider tier (excluded from in-person counts).

Event siteSources: brakingaidsride.org brakingaidsride.org

Dates

Sat, Oct 2, 2027 · projected (2026 was Oct 3)

Where

Lexington, MA

Route

Revolution Hall, Lexington → Lexington

Distances

15, 30, 65 mi

Format

cystic fibrosis one-day ride

Cause

Cystic fibrosis — Cystic Fibrosis Foundation

Min. fundraising

$250 per rider

Organizer

Cystic Fibrosis Foundation

DateProjected to Sat Oct 2, 2027.

Notes29th annual in 2026.

CheckNot checked with the organizer yet. Look at their site before you plan around it.

Event siteSources: bikenewengland.com

Dates

Sat, Oct 2, 2027 · projected (2026 was Oct 3)

Where

Kittery, ME

Route

Tributary Brewing Company, Kittery → Kittery

Distances

35, 65, 100 mi

Format

cystic fibrosis one-day ride

Cause

Cystic fibrosis — Cystic Fibrosis Foundation

Min. fundraising

$295

Organizer

Cystic Fibrosis Foundation

DateProjected to Sat Oct 2, 2027.

Notes25th annual in 2026.

CheckNot checked with the organizer yet. Look at their site before you plan around it.

Event siteSources: bikenewengland.com

Dates

Sat, Oct 2, 2027 · projected (2026 was Oct 3)

Where

Chickasha, OK

Distances

10, 28, 42, 63 miles road; 41-mile gravel

Format

multi-distance ride (road + gravel option)

Cause

Local charities (proceeds)

Organizer

Rock Island Ride (Chickasha)

Date2026 edition was Sat Oct 3, 2026 (first Saturday of October); 2027 projected as the same weekend pattern = Sat Oct 2, 2027. Organizer has not published a 2027 date yet.

Event siteSources: wheelbrothers.com granfondoguide.com

Dates

Sat, Oct 2, 2027 · projected (2026 was Oct 3)

Where

Culpeper, VA

Distances

Century plus shorter (per GF Guide calendar)

Format

century tour

Organizer

Culpeper Cycling Century (per event history)

Date2026 edition was Sat Oct 3, 2026 (first Saturday of October); 2027 projected as the same weekend pattern = Sat Oct 2, 2027. Organizer has not published a 2027 date yet.

CheckNot checked with the organizer yet. Look at their site before you plan around it.

Event siteSources: granfondoguide.com

Dates

Sat, Oct 2, 2027 · projected (2026 was Oct 3)

Where

Dunlap, TN

Distances

Century and shorter routes (per GF Guide calendar)

Format

valley century (Sequatchie Valley)

Organizer

Cycle Sequatchie

Date2026 edition was Sat Oct 3, 2026 (first Saturday of October); 2027 projected as the same weekend pattern = Sat Oct 2, 2027. Organizer has not published a 2027 date yet.

CheckNot checked with the organizer yet. Look at their site before you plan around it.

Event siteSources: granfondoguide.com

Dates

Sat, Oct 2, 2027 · projected (2026 was Oct 3)

Where

Sacramento, CA

Distances

15 to 100 mi

Elevation

flat

Format

flat Delta century

Date2026 edition Sat Oct 3, 2026 (first Saturday of October). 2027 projected Oct 2.

Event siteSources: cyclingwest.com

Dates

Sat, Oct 2, 2027 · projected (2026 was Oct 3)

Where

Newark, DE

Distances

Century plus shorter options (per GF Guide calendar)

Format

hilly club century

Organizer

White Clay Bicycle Club (per event history)

Date2026 edition was Sat Oct 3, 2026 (first Saturday of October); 2027 projected as the same weekend pattern = Sat Oct 2, 2027. Organizer has not published a 2027 date yet.

CheckNot checked with the organizer yet. Look at their site before you plan around it.

Event siteSources: granfondoguide.com

Dates

Sat, Oct 2, 2027 · projected (2026 was Oct 3)

Where

Salisbury, MD

Distances

40, 63 (metric) and 100 miles

Format

flat Eastern Shore century (Assateague)

Cause

Non-profit benefiting SU students and the local community

Organizer

SU Foundation, Inc. / Salisbury University

Registration

2026 registration open (opened Feb 15, 2026)

Date2026 edition was Sat Oct 3, 2026 (first Saturday of October); 2027 projected as the same weekend pattern = Sat Oct 2, 2027. Organizer has not published a 2027 date yet.

NotesOne of the largest centuries on the East Coast (several thousand riders).

Event siteSources: seagullcentury.org granfondoguide.com

Dates

Sat, Oct 2, 2027 · projected (2026 was Oct 3)

Where

Cape Girardeau, MO

Distances

15, 30, 60 mi

Elevation

rolling

Format

community ride

Cause

Mississippi Valley Therapeutic Horsemanship

Organizer

Tour de Cape

Registration

2026: $30 by Sept 19, $35 after

DateProjected: 1st Saturday of October (2026 edition Saturday Oct 3, 2026, 27th annual). No 2027 date published.

Event siteSources: tourdecapegirardeau.com

Dates

Sat, Oct 2, 2027 · projected (2026 was Oct 3)

Where

Pinetop-Lakeside, AZ

Distances

Multiple XC distances

Format

Epic Rides MTB festival

Organizer

Epic Rides

Series

Epic Rides

Lottery

No lottery.

Date2026 edition Oct 3, 2026 (first Saturday of October) -> Oct 2, 2027 projected; not announced.

Event siteSources: strambecco.com strambecco.com

Dates

Sun, Oct 3, 2027 · projected (2026 was Oct 4)

Where

Mount Desert Island, ME

Distances

Century plus shorter options (per GF Guide calendar)

Format

century (Acadia/Mount Desert Island)

Organizer

Cadillac Challenge (Acadia region)

Date2026 edition was Sun Oct 4, 2026 (first Sunday of October); 2027 projected as the same weekend pattern = Sun Oct 3, 2027. Organizer has not published a 2027 date yet.

CheckNot checked with the organizer yet. Look at their site before you plan around it.

Event siteSources: granfondoguide.com

Dates

Sun, Oct 3 – Sat, Oct 9, 2027 · projected (2026 was Oct 3)

Where

TBA, NC

Route

TBA (Blue Ridge) → TBA (Atlantic coast)

Distances

~450 miles (daily 55-70 mi)

Format

cross-state camping tour

Cost

2027 TBA

Organizer

North Carolina Amateur Sports (NCAS)

Registration

2027 not yet open

Date2026 ride: Oct 3 (check-in)/Oct 4-10, 2026, Mt. Airy to Hatteras Island via Eden, Hillsborough, Henderson, Weldon, Edenton, Manteo. 2024 started Oct 5 in Spruce Pine. The ride runs the first full week of October, so Oct 3-9, 2027 is projected; route is typically announced in early March.

NotesCamping at schools/parks; SAG, rest stops; vendors offer tent service (e.g., Summit Cycle Solutions $639-749).

Event siteSources: ncsports.org summitcyclesolutions.com

Dates

Sun, Oct 3, 2027 · projected (2026 was Oct 4)

Where

Roseburg / Umpqua Valley, OR

Distances

Multiple routes through the Umpqua Valley wine country, historically including metric and full century options

Elevation

Rolling Umpqua Valley terrain

Format

wine country ride

Organizer

Cycle Umpqua

Registration

2027 registration not yet open as of Sept 2026

DateNo 2027 date published. The 2026 edition was Sun Oct 4, 2026 per the Portland Bicycling Club event calendar; the ride is held on an early-October Sunday, so Sun Oct 3, 2027 is the projection.

NotesLate-season Oregon ride through Umpqua Valley vineyards.

Event siteSources: portlandbicyclingclub.com bikingbis.com

Dates

Sun, Oct 3, 2027 · projected (2026 was Oct 4)

Where

Cambridge, MD

Distances

92 mi long course; 48 mi medium

Format

GFNY timed gran fondo (flattest GFNY course)

Organizer

GFNY

Registration

2026 open; 2027 not posted

Date2026 edition was Sun Oct 4, 2026 (first Sunday of October); 2027 projected as the same weekend pattern = Sun Oct 3, 2027. Organizer has not published a 2027 date yet.

NotesPolice-moderated intersections along the entire route.

Event siteSources: maryland.gfny.com gfny.com

Dates

Sun, Oct 3, 2027 · projected (2026 was Oct 4)

Where

Millersville (Kinder Farm Park), MD

Distances

Century plus shorter routes (per GF Guide calendar)

Format

county century ride

Organizer

Anne Arundel County Recreation & Parks (per event history)

Date2026 edition was Sun Oct 4, 2026 (first Sunday of October); 2027 projected as the same weekend pattern = Sun Oct 3, 2027. Organizer has not published a 2027 date yet.

CheckNot checked with the organizer yet. Look at their site before you plan around it.

Event siteSources: granfondoguide.com

Dates

Sun, Oct 3, 2027 · projected (2026 was Oct 4)

Where

Danville (Mt. Diablo State Park), CA

Distances

11.2 mi

Elevation

3,249 ft

Format

timed 11.2-mile climb to the Mt. Diablo summit

Cause

Save Mount Diablo (event proceeds support the land trust)

Organizer

Mount Diablo Challenge / Save Mount Diablo

Qualification

Open entry

Date2026 edition Sun Oct 4, 2026 (Danville) (first Sunday of October). 2027 projected Oct 3.

CheckNot checked with the organizer yet. Look at their site before you plan around it.

Sources: granfondoguide.com danshryock.substack.com

Dates

Tue, Oct 5 – Sat, Oct 9, 2027 · projected (2026 was Oct 6–10)

Where

Arkansas Delta (2026); route changes yearly, AR

Distances

300+ miles over five days

Format

5-day supported gravel tour

Organizer

Arkansas Graveler

Registration

Unknown.

Lottery

No lottery.

Date2026 edition Oct 6–10, 2026 ('Delta Blues Edition'); 2027 not announced -> first full week of October 2027 projected.

Event siteSources: gravelevents.com

Dates

Thu, Oct 7, 2027 · projected (2026 was Oct 1)

Where

Hereford (Mexican border) / Parker Canyon Lake, AZ

Distances

AZT 300 (~300 mi, Mexican border to Superior/Picketpost) and AZT 800 (full border-to-Utah traverse incl. Grand Canyon hike-a-bike); free, no support, no prizes

Format

self-supported singletrack race on the Arizona Trail

Organizer

John Schilling

Registration

No formal registration

Qualification

None; informal 'group of friends' format, self-supported

DateThe race now runs in the fall: 2026 primary start (AZT 800 and AZT 300) is Thu Oct 1, 2026 from Border Monument 103 near Hereford, with a second AZT 300 start on Oct 15, 2026. 2027 projected to the first week of October (Thu Oct 7, 2027); organizer has not announced.

Event siteSources: bikepacking.com bikepacking.com

Dates

Fri, Oct 8, 2027 · projected (2026 was Oct 9)

Where

Bend, OR

Distances

~350 mi loop through central Oregon (gravel, singletrack, forest roads)

Format

self-supported central Oregon race

Organizer

The Big Lonely (Bend grassroots organizers)

Qualification

None (self-supported)

DateThe race traditionally starts on a Friday in early October from Bend. 2027 projected Fri Oct 8, 2027; not yet announced.

Sources: granfondoguide.com

Dates

Sat, Oct 9, 2027 · projected (2026 was Oct 10)

Where

Colusa, CA

Distances

37, 65, 100 mi

Format

flat Sacramento Valley century

Date2026 edition Sat Oct 10, 2026 (37/65/100 mi). 2027 projected Oct 9.

Sources: granfondoguide.com

Dates

Sat, Oct 9, 2027 · projected (2026 was Oct 10)

Where

Dover, DE

Distances

15, 25, 50, 62, 100 miles

Format

flat multi-distance tour

Organizer

Amish Country Bike Tour (Dover/Kent County)

Date2026 edition was Sat Oct 10, 2026 (second Saturday of October); 2027 projected as the same weekend pattern = Sat Oct 9, 2027. Organizer has not published a 2027 date yet.

NotesDelaware's largest bike tour (historically ~1,500+ riders).

Event siteSources: granfondoguide.com

Dates

Sat, Oct 9, 2027 · projected (2026 was Oct 10)

Where

Cloverdale, CA

Distances

25 km, 50 km, 100 km, 100 mi

Format

Cloverdale/Alexander Valley century

Date2026 edition Sat Oct 10, 2026 (25k/50k/100k/100 mi). 2027 projected Oct 9.

Sources: granfondoguide.com

Dates

Sat, Oct 9, 2027 · projected (2026 was Oct 10)

Where

Clovis, CA

Distances

200.7 mi

Elevation

10,253 ft

Format

Cal Triple Crown double (Fresno Cycling Club)

Organizer

Fresno Cycling Club

Date2026 edition Sat Oct 10, 2026 (Clovis; 200.7 mi / 10,253 ft). 2027 projected to second Saturday of October.

Sources: caltriplecrown.org granfondoguide.com

Dates

Sat, Oct 9, 2027 · projected (2026 was Oct 10)

Where

Whitehouse/Tyler (Bullard), TX

Distances

25, 45, 65 miles (GF Guide lists 75)

Format

East Texas tour + race weekend

Cause

Local cycling infrastructure and youth cycling programs

Organizer

Rose City Cycling (formerly Tyler Bicycle Club), 501c3

Date2026 edition was Sat Oct 10, 2026 (second Saturday of October); 2027 projected as the same weekend pattern = Sat Oct 9, 2027. Organizer has not published a 2027 date yet.

Notes36th annual in 2026.

Event siteSources: wheelbrothers.com granfondoguide.com

Dates

Sat, Oct 9, 2027 · projected (2026 was Oct 10)

Where

Memphis, TN

Distances

Century and shorter routes (per GF Guide calendar)

Format

century

Organizer

Memphis Hightailers (per event history)

Date2026 edition was Sat Oct 10, 2026 (second Saturday of October); 2027 projected as the same weekend pattern = Sat Oct 9, 2027. Organizer has not published a 2027 date yet.

CheckNot checked with the organizer yet. Look at their site before you plan around it.

Event siteSources: granfondoguide.com

Dates

Sat, Oct 9, 2027 · projected (2026 was Oct 10)

Where

Lanesboro, MN

Distances

~51 mi / 3,250 ft

Format

Driftless fall gravel ride/race

Organizer

The Filthy

Registration

$75–100; ~1,000 riders.

Lottery

No lottery.

Date2026 edition Oct 10, 2026 (second Saturday of October) -> Oct 9, 2027 projected; not announced.

NotesFounded 2013.

Event siteSources: gravelgodcycling.com

Dates

Sat, Oct 9, 2027 · projected (2026 was Oct 10)

Where

Silver City, NM

Distances

80, 60, 30 mi

Format

gran fondo on the Tour of the Gila roads (non-race)

Organizer

Tour of the Gila

Date2026 edition Sat Oct 10, 2026 (2nd Saturday of October). 2027 projected Oct 9.

NotesThe Tour of the Gila stage race itself is excluded (USAC race).

Event siteSources: cyclingwest.com

Dates

Sat, Oct 9 – Wed, Oct 13, 2027 · projected (2026 was Oct 10–14)

Where

Alpine, TX

Distances

Anton Chigurh 383 mi and Ed Tom Bell 208 mi courses (solo and team categories)

Format

ultra-distance road race in the Big Bend region

Organizer

Dex Tooke (UltraDex)

Registration

2026 registration opened Jan 1, 2026; 2027 TBA

Qualification

Open entry

Date2026 edition Oct 10-14, 2026 (registration opened Jan 1, 2026). 2027 projected to the equivalent second weekend of October; organizer has not posted 2027.

Event siteSources: ultracycling.com ultracycling.com

Dates

Sat, Oct 9, 2027 · projected (2026 was Oct 10)

Where

Caliente, NV

Distances

40, 60, 100 mi

Format

century linking Nevada state parks (Caliente)

Date2026 edition Sat Oct 10, 2026 (40/60/100 mi) (2nd Saturday of October). 2027 projected Oct 9.

Sources: granfondoguide.com

Dates

Sat, Oct 9, 2027 · projected (2026 was Oct 10)

Where

Wausau, WI

Distances

Multiple distances

Format

Wisconsin gravel race

Organizer

Ironbull

Lottery

No lottery.

Date2026 edition Oct 10, 2026 (second Saturday of October) -> Oct 9, 2027 projected.

Event siteSources: strambecco.com gravelevents.com

Dates

Sat, Oct 9, 2027 · projected (2026 was Oct 10)

Where

Riverside, CA

Distances

7, 30, 62, 100 mi

Format

Inland Empire century

Date2026 edition Sat Oct 10, 2026 (7/30/62/100 mi) (2nd Saturday of October). 2027 projected Oct 9.

Sources: granfondoguide.com

Dates

Sat, Oct 9, 2027 · projected (2026 was Oct 10)

Where

Minneapolis, MN

Distances

multiple supported routes (not specified)

Elevation

flat

Format

BikeMN fall community tour

Organizer

Bicycle Alliance of Minnesota

Registration

Eventbrite

DateProjected: 2nd Saturday of October (2026 edition Saturday Oct 10, 2026). No 2027 date published.

NotesStart Wabun Picnic Area, Minnehaha Park.

Event siteSources: bikemn.org

Dates

Sun, Oct 10, 2027 · projected (2026 was Oct 11)

Where

Kingston / Kitsap Peninsula, WA

Distances

Up to ~52 miles (multiple route options)

Elevation

~2,900 ft

Format

fall foliage metric

Cause

Cascade Bicycle Club

Organizer

Cascade Bicycle Club

Registration

2027 registration not yet open as of Sept 2026

DateNo 2027 date published. 2026 was Sun Oct 11, 2026 (2nd Sunday in October); 2nd Sunday of October 2027 = Sun Oct 10, 2027.

NotesCascade's traditional season-closing autumn ride; riders take the Edmonds-Kingston ferry.

Event siteSources: cascade.org cascade.org

Dates

Sun, Oct 10, 2027 · projected (2026 was Oct 11)

Where

Bella Vista / Bentonville, AR

Distances

100K (64 mi / ~5,800 ft), 50K, 20K

Format

MTB marathon (Leadville qualifier)

Organizer

Life Time

Series

Life Time Grand Prix (round 6); Leadville Race Series qualifier (100K, min 35 coins)

Registration

2026 registration opened Mar 2, 2026 (members Feb 23); 2027 date TBA. Prices 2026: $80/$120/$180.

Lottery

No lottery; LT100 qualifier coins.

DateOrganizer site shows Oct 11, 2026 only. Held the Sunday of the Big Sugar Classic week (Oct 12 2025, Oct 11 2026) -> Oct 10, 2027 projected. Confirmed 2027 Life Time Grand Prix round.

NotesStart OZ Trails Bike Park / Coler, finish The Momentary.

Event siteSources: bigsugarclassic.com bigsugarclassic.com

Dates

Sun, Oct 10, 2027 · projected (2026 was Oct 11)

Where

Lewisburg (Miller Center), PA

Distances

200, 130, 100, 70, 50, 40 miles (competitive and non-competitive)

Format

gravel race / ride

Organizer

unPAved

Registration

BikeReg.

Lottery

No lottery.

Date2026 edition Oct 11, 2026 (second Sunday of October) -> Oct 10, 2027 projected; not announced.

Event siteSources: gravelevents.com strambecco.com

Dates

Fri, Oct 15 – Sat, Oct 16, 2027 · projected (2026 was Oct 16)

Where

Travelers Rest / Greenville, SC

Distances

Gran 80-85 mi (8,100-8,220 ft); Grandito 70 mi; Medio 50-60 mi; Piccolo 15 mi

Elevation

8,220 ft (Gran)

Format

flagship Hincapie gran fondo (2-day festival, ride Saturday)

Organizer

Hincapie Events

Registration

2026 open via BikeReg

Date2026 edition was Fri Oct 16, 2026 (third Friday of October); 2027 projected as the same weekend pattern = Fri Oct 15, 2027. Organizer has not published a 2027 date yet. 2026 is the 15th anniversary, Fri-Sat Oct 16-17, 2026 (ride Saturday Oct 17). 2027 projection: Fri-Sat Oct 15-16, 2027.

NotesStarts/finishes at Hotel Domestique.

Event siteSources: hincapie.com hincapie.com

Dates

Fri, Oct 15 – Sun, Oct 17, 2027 · projected (2026 was Oct 16–18)

Where

Bayboro, NC

Distances

48-hour, 24-hour and 12-hour timed events (340 Seawell Loop Rd course)

Format

48-hour, 24-hour and 12-hour timed time trials

Organizer

Mid-Atlantic Ultra organizers

Registration

2027 not yet open

Qualification

Open entry

Date2026 edition is Oct 16-18, 2026 (Bayboro NC); projected to the equivalent mid-October weekend in 2027. Not yet announced.

Sources: ultracycling.com ultracycling.com

Dates

Sat, Oct 16, 2027 · projected (2026 was Oct 17)

Where

Chino Valley, AZ

Distances

~107 mi, 63 mi (101 km), 46 mi (74 km), 23 mi (37 km)

Format

Arizona's longest-running gravel grinder

Organizer

Shendo Cat Racing

Registration

$60–90; no refunds/deferrals.

Lottery

No lottery.

Date2026 edition Oct 17, 2026 (third Saturday of October) -> Oct 16, 2027 projected; not announced.

NotesRunning since 2014.

Event siteSources: gravelevents.com gravelgodcycling.com

Dates

Sat, Oct 16, 2027 · projected (2026 was Oct 17)

Where

Lowell (Fallasburg Park), MI

Distances

25 and 66 mi road; 18 and 40 mi gravel

Elevation

rolling

Format

fall color tour

Organizer

Rapid Wheelmen Bicycle Club

Registration

2026: $20 members / $55 non-members

DateProjected: 3rd Saturday of October (2026 edition Saturday Oct 17, 2026). No 2027 date published.

Event siteSources: rapidwheelmen.com lmb.org

Dates

Sat, Oct 16, 2027 · projected (2026 was Oct 17)

Where

Serenbe / Chattahoochee Hills, GA

Distances

100 mi / 6,800 ft plus shorter routes

Format

gravel race weekend

Cause

Bike advocacy — MTB Atlanta trail programs

Organizer

MTB Atlanta / North Georgia MTB Association

Registration

BikeReg; ~$85.

Lottery

No lottery.

Date2026 edition Oct 17, 2026 (third Saturday of October) -> Oct 16, 2027 projected; not announced.

Event siteSources: gravelevents.com gravelgodcycling.com

Dates

Sat, Oct 16, 2027 · projected (2026 was Oct 17)

Where

Davis, CA

Distances

100 mi (~3,100 ft), 100 km (~1,200 ft), 50 km flat

Elevation

~3,100 ft (century)

Format

flat 'ideal first century' (Davis Bike Club)

Organizer

Davis Bike Club

Registration

2026 open (RedPodium); capped at 1,500, online only

Date2026 edition confirmed Sat Oct 17, 2026 (3rd Saturday of October). 2027 projected Oct 16; club notes 2027 routing may change pending Stevenson Bridge closure.

Event siteSources: davisbikeclub.org granfondoguide.com

Dates

Sat, Oct 16, 2027 · projected (2026 was Oct 17)

Where

Bentonville, AR

Distances

100 mi (~104 mi / 7,000 ft), 50 mi (Lil Sugar), 25 mi

Format

gravel race / festival week

Organizer

Life Time

Series

Life Time Grand Prix (round 7 / finale); UNBOUND qualifier (100 mi)

Registration

2026 registration opened Mar 2, 2026 10am CT (members Feb 23); 2027 TBA. 2026 prices $100/$180/$225. Volunteer 10+ hrs for next-year entry; charity entry partnerships.

Lottery

No lottery; UNBOUND qualifier coins.

DateOrganizer site shows Oct 17, 2026 only (festival Oct 10–18, 2026); no 2027 date posted. Third-Saturday-of-October pattern -> Oct 16, 2027. Confirmed as 2027 Life Time Grand Prix finale.

NotesOzarks course into southern Missouri.

Event siteSources: bigsugarclassic.com bigsugarclassic.com

Dates

Sat, Oct 16, 2027 · projected (2026 was Oct 17)

Where

Santa Barbara, CA

Distances

Multiple routes to 100 mi

Format

Santa Barbara coastal/wine-country century

Registration

2026 listed free-$180.14

Date2026 edition Sat Oct 17, 2026 (3rd Saturday of October). 2027 projected Oct 16.

Sources: findarace.com

Dates

Sat, Oct 16, 2027 · projected (2026 was Oct 17)

Where

St. Charles, IA

Distances

Ultra (~200 mi) and shorter

Format

Iowa gravel ultra

Organizer

Spotted Horse

Lottery

No lottery.

Date2026 edition Oct 17, 2026 (third Saturday of October) -> Oct 16, 2027 projected.

Event siteSources: strambecco.com

Dates

Sat, Oct 23, 2027 · projected (2026 was Oct 24)

Where

Oceanside, CA

Distances

100, 50, 25 mi + family ride

Format

Historic Highway 101 century

Organizer

Bike the Coast

Date2026 edition Sat Oct 24, 2026. 2027 projected to the equivalent Saturday (Oct 23).

NotesA separate 'Bike the Coast Ventura' edition is listed for June 5, 2027 (see next entry).

Event siteSources: cyclingwest.com

Dates

Sat, Oct 23 – Sun, Oct 24, 2027 · projected (2026 was Oct 24–25)

Where

Malibu, CA

Distances

Multiple routes 20-103 mi

Format

Phil Gaimon's Malibu gran fondo weekend

Cause

Various charities

Organizer

Phil Gaimon / Phil's Fondo

Date2026 edition Oct 24-25, 2026 (Malibu) (4th weekend of October). 2027 projected Oct 23-24.

Event siteSources: cyclingwest.com

Dates

Sun, Oct 24, 2027 · projected (2026 was Oct 25)

Where

Wauchula (Hardee County), FL

Distances

85 mi long (competitive); 45 mi medium; 5K run/walk

Format

GFNY timed gran fondo

Organizer

GFNY

Registration

2026 open; 2027 not posted

Date2026 edition was Sun Oct 25, 2026 (fourth Sunday of October); 2027 projected as the same weekend pattern = Sun Oct 24, 2027. Organizer has not published a 2027 date yet. Event relocated from Sebring to Hardee County for 2026. Oct 25, 2026 is both the 4th and last Sunday of October; the 4th-Sunday rule gives Oct 24, 2027 (last-Sunday rule would give Oct 31, 2027).

Event siteSources: florida.gfny.com gfny.com