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Ontario, Canada · 10K

10K Races in Ontario, Canada

Ontario, Canada currently has 37 upcoming 10Ks with a confirmed date listed in RaceRove. Hamilton, Toronto, Oakville and Kawartha Lakes have the largest concentration of events.

June (10), November (6) and May (5) are the busiest months on the calendar right now. Another 23 annual 10Ks are waiting for next year's date to be announced.

Search Ontario 10Ks
Upcoming, date confirmed
37
Active listings
60
Cities with races
38

More ways to browse Ontario, Canada

Upcoming 10Ks in Ontario, Canada

All 37 with a confirmed date, soonest first.

Dates come from each race's own listing. Always confirm on the organiser's site before you book travel.

Filter these 10Ks in the interactive search

Largest 10K events in Ontario, Canada

By estimated field size across all distances at the event.

  • Fenelon Falls Turkey Trot Trail Race & Family Fun Run
    Kawartha Lakes, ON Usually held in October · next date not announced
    1k Kids Run/Walk (12 and Under)1k Run walk (youth 13-19)1k Run walk (Adult 20-59)1k Run walk (Senior 60+) +6 more ~550 runners
  • Don Doan Dash
    Brampton, ON
    5K Run10K Run5K Walker ~400 runners
  • The Lost Valley Trail Race
    Dundas, ON Usually held in October · next date not announced
    10k Waitlist25k Waitlist10 km (10:30am)25 km (9:30am) ~180 runners
  • Ecotay 6K and 10K
    Perth, ON Usually held in October · next date not announced
    6K10K ~150 runners
  • Wise Raven Trail Race
    Waterloo, ON Usually held in October · next date not announced
    5km 2 Loops10km 4 loops25km 10 Loops50km 20 Loops +2 more ~115 runners
  • The Beav Trail Race
    Milton, ON
    10k Trail Race (9:00am start)25km Trail Race- Early Start (8:00am)25k Trail Race- Regular Start (1:00pm)50k Trail Race (8:00am start) ~71 runners
  • Sticks n' Stones Trail Race
    Hamilton, ON Usually held in October · next date not announced
    5 km (10:00am)10 km (10:00am)26.5 km (9:00am)53 km (9:00am) +1 more ~50 runners

When 10Ks happen in Ontario, Canada

January
2 upcoming races
March
2 upcoming races
April
3 upcoming races
May
5 upcoming races
June
10 upcoming races
July
2 upcoming races
September
2 upcoming races
October
4 upcoming races
November
6 upcoming races
December
1 upcoming race

Ontario cities with the most 10Ks

Hamilton
5 upcoming races
Toronto
4 upcoming races
Oakville
3 upcoming races
Kawartha Lakes
2 upcoming races
Mississauga
2 upcoming races
London
1 upcoming race
Ottawa
1 upcoming race
Barrie
1 upcoming race

Annual events awaiting their next date

These 10Ks are held every year, but the next date isn't in the listing yet. The month shown is when each is usually held.

  • Fenelon Falls Turkey Trot Trail Race & Family Fun Run
    Kawartha Lakes, ON Usually held in October · next date not announced
    1k Kids Run/Walk (12 and Under)1k Run walk (youth 13-19)1k Run walk (Adult 20-59)1k Run walk (Senior 60+) +6 more ~550 runners
  • The Lost Valley Trail Race
    Dundas, ON Usually held in October · next date not announced
    10k Waitlist25k Waitlist10 km (10:30am)25 km (9:30am) ~180 runners
  • Ecotay 6K and 10K
    Perth, ON Usually held in October · next date not announced
    6K10K ~150 runners
  • Wise Raven Trail Race
    Waterloo, ON Usually held in October · next date not announced
    5km 2 Loops10km 4 loops25km 10 Loops50km 20 Loops +2 more ~115 runners
  • Sticks n' Stones Trail Race
    Hamilton, ON Usually held in October · next date not announced
    5 km (10:00am)10 km (10:00am)26.5 km (9:00am)53 km (9:00am) +1 more ~50 runners
  • 5k/10k Run/Walk for Justice
    Newmarket, ON Usually held in October · next date not announced
    5k In-Person TORONTO10K in-person TORONTO
  • 9runrun - Kingston
    Kingston, ON Usually held in October · next date not announced
    5K Adult5K YouthGREEN BIB: 5K AdultGREEN BIB: 5K Youth +5 more
  • 9runrun - Ottawa
    Ottawa, ON Usually held in October · next date not announced
    5K Adult5K Youth10K Adult10K Youth +6 more
  • Bimbo Global Race
    Toronto, ON Usually held in October · next date not announced
    10K Run (8:00 a.m.)5K Run (9:30 a.m.)3K Run/Walk (10:15 a.m.)
  • Collingwood 10k
    Collingwood, ON Usually held in October · next date not announced
    10kYouth (16 & U) | 10kGORDON'S KIDS FUN RUN5km +1 more
  • Halloween 5 and 10K
    Hamilton, ON Usually held in October · next date not announced
    In-person Halloween 5KMIn-person Halloween 10KMIn-person Spooky 1KM
  • Halloween Haunting
    London, ON Usually held in October · next date not announced
    Halloween Haunting 10kHalloween Haunting 5kHalloween Haunting 2.3kHalloween Haunting Kiddy trot
  • Haunted Hustle
    Oakville, ON Usually held in October · next date not announced
    5K Run - Adult5K Run - Student / Child10K Run - Adult10K Run - Student / Child +3 more
  • Miles for Mental Health
    South Stormont, ON Usually held in October · next date not announced
    5km Run10km Run
  • Niagara Falls 10k, Half & Marathon
    Niagara Falls, ON Usually held in October · next date not announced
    Niagara Falls Marathon - October 25Half-Marathon - October 2510K - October 25
  • Pinery Fall Classic
    Grand Bend, ON Usually held in October · next date not announced
    2K Road Run/Walk4.8K Trail Run/Walk5K Road Run/Walk10K Road Run
  • Race Around the Place
    Carleton Place, ON Usually held in October · next date not announced
    5k10kHalf Marathon
  • Run for Resilience
    London, ON Usually held in October · next date not announced
    1k Community Walk5k Walk/Run10k Walk/Run
  • Run The Caves
    Warsaw, ON Usually held in October · next date not announced
    5 km Walk/Run1 km Kids Run10 km Walk/Run25 km Half-Ultra +3 more
  • The Hybrid Heart: 5K & 10K Trail Race
    Ottawa, ON Usually held in October · next date not announced
    5K10K
  • Thornbury Turkey Trot
    Thornbury, ON Usually held in October · next date not announced
    21K10K5K5K Youth (16 & Under) +1 more
  • U.S. & International Registrants, Niagara Falls 10k, Half & Marathon
    Niagara Falls, ON Usually held in October · next date not announced
    Niagara Falls MarathonHalf-Marathon10K
  • West Rouge Sports & Recreation Association Fun Run
    Toronto, ON Usually held in October · next date not announced
    10k Run5k Run5k Walk

10Ks in nearby provinces and territories

Guides from the RaceRove blog

10K Races in Ontario, Canada: common questions

How many 10Ks are there in Ontario, Canada?
RaceRove currently lists 37 upcoming 10Ks in Ontario, Canada with a confirmed date, plus 23 annual events whose next date hasn't been announced yet.
How long is a 10K?
A 10K is 6.2 miles (10 kilometres).
Which Ontario cities have the most 10Ks?
By upcoming events listed in RaceRove: Hamilton (5), Toronto (4), Oakville (3), Kawartha Lakes (2) and Mississauga (2).
When is 10K season in Ontario, Canada?
Of the upcoming 10Ks listed, the busiest months are June (10), November (6) and May (5).
What is the biggest 10K in Ontario, Canada?
By estimated field size, the largest event with a 10K listed in Ontario, Canada is the Fenelon Falls Turkey Trot Trail Race & Family Fun Run, with about 550 runners across all of its distances.

Search every 10K in Ontario, Canada

Filter by month, course profile and field size, save races to a shortlist and compare them side by side in the interactive search.

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