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October Half Marathons in North America

There are 26 upcoming half marathons in North America in October on the 42Cal calendar, all in October 2026. They span 2 countries, including Canada, United States. Course elevation gain starts as low as 82 ft, with a median of 394 ft across the field.

26
Upcoming races
October 2026
Date range
2
Countries
394 ft
Median elevation

Race data last updated .

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

Marathon Beneva de Québec

Québec City, QC, Canada
Marathon

Also: Half Marathon, 10K, 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, OR, United States
Marathon

Also: Half Marathon

See full guide
Oct 4, 2026
Registration Open

Guthrie Wineglass Marathon

Corning, NY
Marathon

Also: Half Marathon, 5K

See full guide
Oct 10, 2026
Registration Open

Eversource Hartford Marathon

Hartford, CT, United States
Marathon

Also: 5K, Half Marathon

See full guide
Oct 10, 2026
Registration Open

WhistleStop Marathon

Iron River, WI to Ashland, WI, United States
Marathon

Also: Half Marathon, 10K, 5K

See full guide
Oct 11, 2026
Registration Open

Cape Cod Marathon

Falmouth, MA, United States
Marathon

Also: Half Marathon, 5K

See full guide
Oct 11, 2026
Sold Out

Long Beach Marathon

Long Beach, CA, United States
Marathon

Also: Half Marathon, 5K

See full guide
Oct 11, 2026
Registration Closed

Marathon Beneva de Montréal

Montréal, Québec, Canada
Marathon

Also: Half Marathon, 10K, 5K

See full guide
Oct 11, 2026
Registration Open

Mohawk Hudson River Marathon

Schenectady to Albany, NY, United States
Marathon

Also: Half Marathon

See full guide
Oct 11, 2026
Registration Open

Prairie Fire Marathon

Wichita, KS, United States
Marathon

Also: Half Marathon, 5K

See full guide
Oct 11, 2026
Registration Open

Royal Victoria Marathon

Victoria, BC, Canada
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 17, 2026
Registration Open

Mankato Marathon

Mankato, MN, United States
Marathon

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

See full guide
Oct 18, 2026
Sold Out

Baystate Marathon

Lowell, MA, United States
Marathon

Also: Half Marathon

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

Grand Rapids Marathon

Grand Rapids, MI, United States
Marathon

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

Mount Desert Island Marathon

Bar Harbor, Maine, United States
Marathon

Also: Half Marathon

See full guide
Oct 18, 2026
Registration Open

Nationwide Children's Hospital Columbus Marathon

Columbus, OH, United States
Marathon

Also: Half Marathon, 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 24, 2026
Sold Out

Disney Wine & Dine Half Marathon Weekend 10K

Orlando, FL, United States
10K

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

Compare These Races

RaceDateLocationDistanceElevationStatus
St. George MarathonOctober 2026St. George, United StatesMarathon152 mRegistration Open
Maine MarathonOctober 2026Portland, United StatesMarathon122 mRegistration Open
Marathon Beneva de QuébecOctober 2026Québec City, CanadaMarathon250 mRegistration Closed
Milwaukee Lakefront MarathonOctober 2026Milwaukee, United StatesMarathon90 mRegistration Closed
Portland MarathonOctober 2026Portland, United StatesMarathon266 mRegistration Open
Guthrie Wineglass MarathonOctober 2026Corning, United StatesMarathon850 ftRegistration Open
Eversource Hartford MarathonOctober 2026Hartford, United StatesMarathon120 mRegistration Open
WhistleStop MarathonOctober 2026Iron River, United StatesMarathon322 ftRegistration Open
Cape Cod MarathonOctober 2026Falmouth, United StatesMarathon110 mRegistration Open
Long Beach MarathonOctober 2026Long Beach, United StatesMarathon40 mSold Out
Marathon Beneva de MontréalOctober 2026Montréal, CanadaMarathon172 mRegistration Closed
Mohawk Hudson River MarathonOctober 2026Schenectady to Albany, United StatesMarathon471 ftRegistration Open
Prairie Fire MarathonOctober 2026Wichita, United StatesMarathon50 mRegistration Open
Royal Victoria MarathonOctober 2026Victoria, CanadaMarathon240 mRegistration Open
Baltimore Running Festival MarathonOctober 2026Baltimore, United StatesMarathon128 mRegistration Open
Garmin Kansas City MarathonOctober 2026Kansas City, United StatesMarathon350 ftRegistration Open
Mankato MarathonOctober 2026Mankato, United StatesMarathon177 mRegistration Open
Baystate MarathonOctober 2026Lowell, United StatesMarathon507 ftSold Out
Detroit Free Press MarathonOctober 2026Detroit, United StatesMarathon40 mRegistration Open
Grand Rapids MarathonOctober 2026Grand Rapids, United StatesMarathon300 ftRegistration Open
IMT Des Moines MarathonOctober 2026Des Moines, United StatesMarathon91 mRegistration Open
Mount Desert Island MarathonOctober 2026Bar Harbor, United StatesMarathon1,700 ftRegistration Open
Nationwide Children's Hospital Columbus MarathonOctober 2026Columbus, United StatesMarathon80 mRegistration Open
TCS Toronto Waterfront MarathonOctober 2026Toronto, CanadaMarathon138 mRegistration Closed
Disney Wine & Dine Half Marathon Weekend 10KOctober 2026Orlando, United States10K25 mSold Out
Niagara Falls MarathonOctober 2026Niagara Falls, CanadaMarathon120 mOpening Soon

Related Collections

April Half Marathons in North AmericaDecember Half Marathons in North AmericaFall Half Marathons in North AmericaFebruary Half Marathons in North AmericaFlat Half Marathons in North AmericaHalf Marathons in North America

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