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Marathons Near Ontario
Showing the next 50 runs that match your filters
Featured
Embrace Winter Run
Ottawa’s biggest winter festival!
Date: Feb 15, 2026 - Sunday
Size: 500 - 1,000 participants
Location: Ottawa, Ontario
Featured
Tamarack Ottawa Race Weekend
One of CA's biggest race weekends!
Date: May 23-24, 2026 - Saturday to Sunday
Size: 10,000+ participants
Location: Ottawa, Ontario
Warm Up Columbus
Date: Feb 1, 2026 - Sunday
Size: 500 - 1,000 participants
Location: Columbus, Ohio
Embrace Winter Run
Date: Feb 15, 2026 - Sunday
Size: 500 - 1,000 participants
Location: Ottawa, Ontario
Two Rivers Marathon Weekend
Date: Mar 21-22, 2026 - Saturday to Sunday
Size: 500 - 1,000 participants
Location: Hawley, Pennsylvania
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Virginia Marathon (Full/Merikos/Half/10k/5k)
Date: Mar 22, 2026 - Sunday
Size: 1,000 - 5,000 participants
Location: Middleburg, Virginia
Xenia Marathon, Half-marathon, & 10K
Date: Mar 29, 2026 - Sunday
Size: 500 - 1,000 participants
Location: Xenia, Ohio
Raquette River Marathon, Half, 10k, 5k
Date: Apr 4, 2026 - Saturday
Size: 100 - 500 participants
Location: Potsdam, New York
Martian Invasion of Races
Get $5 Off - Use Code MARTIANRG26
Date: Apr 11, 2026 - Saturday
Size: 1,000 - 5,000 participants
Location: Dearborn, Michigan
Coastal Delaware Running Festival Marathon
Date: Apr 11-12, 2026 - Saturday to Sunday
Size: 1,000 - 5,000 participants
Location: Dewey Beach, Delaware
London OH Marathon
Date: Apr 11, 2026 - Saturday
Size: 100 - 500 participants
Location: Delaware County, Ohio
Delaware Marathon Running Festival
Date: Apr 19, 2026 - Sunday
Size: 1,000 - 5,000 participants
Location: Wilmington, Delaware
Athens Ohio Marathon
Date: Apr 19, 2026 - Sunday
Size: 500 - 1,000 participants
Location: Athens, Ohio
Trail
Date: Apr 25, 2026 - Saturday
Size: 500 - 1,000 participants
Location: Gregory, Michigan
The Jim Thorpe Area Running Festival
Date: Apr 25-26, 2026 - Saturday to Sunday
Size: 1,000 - 5,000 participants
Location: Jim Thorpe, Pennsylvania
Mississauga Marathon
Date: Apr 26, 2026 - Sunday
Size: 5,000 - 10,000 participants
Location: Mississauga, Ontario
Glass City Marathon
Date: Apr 26, 2026 - Sunday
Size: 1,000 - 5,000 participants
Location: Toledo, Ohio
Gettysburg North-South Marathon
Date: Apr, 2026 (TBD)
Size: 100 - 500 participants
Location: Gettysburg, Pennsylvania
Runners Marathon of Reston
Date: Apr 26, 2026 - Sunday
Size: 500 - 1,000 participants
Location: Reston, Virginia
Gettysburg Festival of Races
Date: Apr, 2026 (TBD)
Size: 1,000 - 5,000 participants
Location: Gettysburg, Pennsylvania
Great Allegheny Ohiopyle Marathon Race Festival
Date: May 2, 2026 - Saturday
Size: 500 - 1,000 participants
Location: Ohiopyle, Pennsylvania
Toronto Marathon
Date: May 3, 2026 - Sunday
Size: 10,000+ participants
Location: Toronto, Ontario
DICK'S Sporting Goods Pittsburgh Marathon
Date: May 3, 2026 - Sunday
Size: 10,000+ participants
Location: Pittsburgh, Pennsylvania
York Marathon & Half Marathon
Date: May 3, 2026 - Sunday
Size: 500 - 1,000 participants
Location: York, Pennsylvania
Georgina Spring Fling
Date: May 3, 2026 - Sunday
Size: 1,000 - 5,000 participants
Location: Sutton, Ontario
University Hospitals Cleveland Marathon Race Weekend
Date: May 16-17, 2026 - Saturday to Sunday
Size: 10,000+ participants
Location: Cleveland, Ohio
Thom B Trail Runs Race
Date: May, 2026 (TBD)
Size: 100 - 500 participants
Location: Town of Dryden, New York
Sehgahunda Trail Marathon
Date: May, 2026 (TBD)
Size: 100 - 500 participants
Location: Portageville, New York
Tamarack Ottawa Race Weekend
Date: May 23-24, 2026 - Saturday to Sunday
Size: 10,000+ participants
Location: Ottawa, Ontario
Buffalo Marathon
Date: May 23-24, 2026 - Saturday to Sunday
Size: 5,000 - 10,000 participants
Location: Buffalo, New York
Sudbury Rocks Marathon
Date: May 24, 2026 - Sunday
Size: 1,000 - 5,000 participants
Location: Sudbury, Ontario
Conquer The Canal
Date: May 30, 2026 - Saturday
Size: 500 - 1,000 participants
Location: Delaware City, Delaware
Mainly Marathons Independence Series - Day 1
Date: Jun 3, 2026 - Wednesday
Size: 1 - 100 participants
Location: Bear, Delaware
Mainly Marathons Independence Series - Day 2
Date: Jun 4, 2026 - Thursday
Size: 1 - 100 participants
Location: Elkton, Maryland
Mainly Marathons Independence Series - Day 3
Date: Jun 5, 2026 - Friday
Size: 1 - 100 participants
Location: Stonersville, Pennsylvania
Half Sauer Half Kraut Marathon
Date: Jun 6, 2026 - Saturday
Size: 500 - 1,000 participants
Location: Philadelphia, Pennsylvania
Niagara Ultra
Date: Jun 20, 2026 - Saturday
Size: 500 - 1,000 participants
Location: Niagara-on-the-Lake, Ontario
Run For The Elk Race Festival
Date: Jul 26, 2026 - Sunday
Size: 500 - 1,000 participants
Location: Benezette, Pennsylvania
Drake Well Marathon
Date: Aug, 2026 (TBD)
Size: 100 - 500 participants
Location: Titusville, Pennsylvania
Moonlight on the Falls Marathon
Date: Aug 29-30, 2026 - Saturday to Sunday
Size: 1,000 - 5,000 participants
Location: Tucker County, West Virginia
Old Forge Marathon Weekend
Date: Sep, 2026 (TBD)
Size: 500 - 1,000 participants
Location: Old Forge, New York
Sackets Harbor Marathon
Date: Sep 6, 2026 - Sunday
Size: 500 - 1,000 participants
Location: Village of Sackets Harbor, New York
Abebe Bikila Day International Peace Marathon
Date: Sep, 2026 (TBD)
Size: 100 - 500 participants
Location: Washington, District of Columbia
Erie Marathon
Date: Sep, 2026 (TBD)
Size: 1,000 - 5,000 participants
Location: Erie, Pennsylvania
Run Woodstock
Date: Sep 11-12, 2026 - Friday to Saturday
Size: 1,000 - 5,000 participants
Location: Lyndon Township, Michigan
Tobermory Trail Race Weekend – Run The Edge
Date: Sep 12-13, 2026 - Saturday to Sunday
Size: 100 - 500 participants
Location: Tobermory, Ontario
Lock 2 Lock Marathon/Half Marathon/10k
Date: Sep 12, 2026 - Saturday
Size: 100 - 500 participants
Location: Williamsport, Maryland
Georgina Marathon and Half Marathon
Date: Sep 13, 2026 - Sunday
Size: 1,000 - 5,000 participants
Location: Sutton, Ontario
Wicked Fast Marathon & Half Marathon - Poconos
Date: Sep, 2026 (TBD)
Size: 100 - 500 participants
Location: Lehighton, Pennsylvania
Elk River Rail Trail Marathon
Date: Sep, 2026 (TBD)
Size: 1 - 100 participants
Location: Clay, West Virginia
Morgan Hill Trail Races
Date: Sep 19, 2026 - Saturday
Size: 100 - 500 participants
Location: Fabius, New York
That Dam Hill Marathon
Date: Sep, 2026 (TBD)
Size: 100 - 500 participants
Location: London, Ontario
