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Fall Half Marathons in North America

There are 19 upcoming fall half marathons in North America on the 42Cal calendar, from October 2026 through November 2026. They span 2 countries, including Canada, United States. Course elevation gain starts as low as 106 ft, with a median of 394 ft across the field.

19
Upcoming races
October 2026 – November 2026
Date range
2
Countries
394 ft
Median elevation

The Races

Oct 3, 2026
Registration Open

St. George Marathon

St. George, UT, United States
Marathon

Also: Half Marathon, 5K

See full guide
Oct 4, 2026
Registration Open

Maine Marathon

Portland, ME, United States
Marathon

Also: Half Marathon, 5K

See full guide
Oct 4, 2026
Registration Closed

Milwaukee Lakefront Marathon

Milwaukee, WI, United States
Marathon

Also: 5K, Half Marathon, Marathon, Half Marathon

See full guide
Oct 4, 2026
Registration Open

Portland Marathon

Portland, Oregon, United States
Marathon

Also: Half Marathon

See full guide
Oct 10, 2026
Registration Open

Eversource Hartford Marathon

Hartford, CT, United States
Marathon

Also: 5K, Half Marathon

See full guide
Oct 11, 2026
Registration Open

Cape Cod Marathon

Falmouth, MA, United States
Marathon

Also: Half Marathon, 5K

See full guide
Oct 17, 2026
Registration Open

Baltimore Running Festival Marathon

Baltimore, MD, United States
Marathon

Also: 5K, Half Marathon

See full guide
Oct 17, 2026
Registration Open

Garmin Kansas City Marathon

Kansas City, MO, United States
Marathon

Also: Half Marathon, 10K, 5K, Marathon, Half Marathon, 10K, 5K

See full guide
Oct 18, 2026
Registration Open

Detroit Free Press Marathon

Detroit, MI, United States
Marathon

Also: 5K, Half Marathon

See full guide
Oct 18, 2026
Registration Open

IMT Des Moines Marathon

Des Moines, IA, United States
Marathon

Also: Half Marathon, 10K, 5K

See full guide
Oct 18, 2026
Registration Closed

TCS Toronto Waterfront Marathon

Toronto, Ontario, Canada
Marathon

Also: 5K, Half Marathon

See full guide
Oct 25, 2026
Opening Soon

Niagara Falls Marathon

Niagara Falls, Ontario, Canada
Marathon

Also: 5K, 10K, Half Marathon

See full guide
Nov 1, 2026
Registration Open

City of Oaks Marathon

Raleigh, NC, United States
Marathon

Also: 5K, Half Marathon

See full guide
Nov 7, 2026
Registration Open

CNO Financial Indianapolis Monumental Marathon

Indianapolis, IN, United States
Marathon

Also: Half Marathon, 5K

See full guide
Nov 8, 2026
Registration Closed

Monterey Bay Half Marathon

Monterey, California, United States
Half Marathon

Also: 5K

See full guide
Nov 14, 2026
Registration Closed

Allianz Richmond Marathon

Richmond, VA, United States
Marathon

Also: Half Marathon

See full guide
Nov 15, 2026
Registration Open

Madison Marathon

Madison, WI, United States
Marathon

Also: Half Marathon, 10K, Marathon, Half Marathon

See full guide
Nov 22, 2026
Registration Closed

Philadelphia Marathon

Philadelphia, PA, United States
Marathon

Also: Half Marathon

See full guide
Nov 29, 2026
Registration Open

UW Medicine Seattle Marathon and Half Marathon

Seattle, WA, United States
Marathon

Also: Half Marathon

See full guide

Compare These Races

RaceDateLocationDistanceElevationStatus
St. George MarathonOctober 2026St. George, United StatesMarathon152 mRegistration Open
Maine MarathonOctober 2026Portland, United StatesMarathon122 mRegistration Open
Milwaukee Lakefront MarathonOctober 2026Milwaukee, United StatesMarathon90 mRegistration Closed
Portland MarathonOctober 2026Portland, United StatesMarathon266 mRegistration Open
Eversource Hartford MarathonOctober 2026Hartford, United StatesMarathon120 mRegistration Open
Cape Cod MarathonOctober 2026Falmouth, United StatesMarathon110 mRegistration Open
Baltimore Running Festival MarathonOctober 2026Baltimore, United StatesMarathon128 mRegistration Open
Garmin Kansas City MarathonOctober 2026Kansas City, United StatesMarathon350 ftRegistration Open
Detroit Free Press MarathonOctober 2026Detroit, United StatesMarathon40 mRegistration Open
IMT Des Moines MarathonOctober 2026Des Moines, United StatesMarathon91 mRegistration Open
TCS Toronto Waterfront MarathonOctober 2026Toronto, CanadaMarathon138 mRegistration Closed
Niagara Falls MarathonOctober 2026Niagara Falls, CanadaMarathon120 mOpening Soon
City of Oaks MarathonNovember 2026Raleigh, United StatesMarathon120 mRegistration Open
CNO Financial Indianapolis Monumental MarathonNovember 2026Indianapolis, United StatesMarathon302 ftRegistration Open
Monterey Bay Half MarathonNovember 2026Monterey, United StatesHalf Marathon106 ftRegistration Closed
Allianz Richmond MarathonNovember 2026Richmond, United StatesMarathon149 mRegistration Closed
Madison MarathonNovember 2026Madison, United StatesMarathon120 mRegistration Open
Philadelphia MarathonNovember 2026Philadelphia, United StatesMarathon651 ftRegistration Closed
UW Medicine Seattle Marathon and Half MarathonNovember 2026Seattle, United StatesMarathon300 mRegistration Open

Related Collections

Fall Marathons in North AmericaFlat Half Marathons in North AmericaHalf Marathons in North AmericaSpring Half Marathons in North AmericaWinter Half Marathons in North AmericaBoston Qualifier Marathons in North America

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