How many 5k races are there in Newmarket?

2 upcoming, and 110 more within 100km if you are willing to drive. The next one is Run for Newmarket 2026 on Sunday, October 4, 2026. Rebuilt from the race calendar daily.

When is the next 5k race in Newmarket?

Run for Newmarket 2026, Sunday, October 4, 2026. Open it for the start time, distances and the official registration link.

No. Every listing links straight to the organizer's own registration page. RaceFinder never takes signups or a cut.

5K races in Newmarket

2 upcoming in Newmarket, and 110 more within 100km. Every one links to the organizer's official registration page.

10K races in Newmarket Half marathons in Newmarket Marathons in Newmarket 5K races across Ontario

Run for Newmarket 2026
ON · Road · 5km / 3km / 1km · starts 8 a.m.
5k/10k Run/Walk for Justice....Honouring Flight PS752 Victims
ON · Road · 5km / 10km · starts 10 a.m.

Within 100km of Newmarket

Sorted by how far you would have to drive.

5K Nude Colour Fun Run - 2027
East Gwillimbury, ON · Road · 5km · starts 10 a.m.
5 km
Georgina Spring Fling 2027
Georgina, ON · Road · 42km / 21km / 10km / 5km · starts 7:30 a.m.
19 km
Stouffville Main Street 5K
Whitchurch-Stouffville, ON · Road · 5km / 1km · starts 8 a.m.
20 km
PHM Run for the Residents
Markham, ON · Road · 21km / 6km · starts 8 a.m.
24 km
Shoppers Drug Mart® Run for Women - Markham 2027
Markham, ON · Road · 5km / 10km / 1km · starts 9 a.m.
24 km
The Cider Run
Uxbridge, ON · Road · 1km / 3km / 8km / 16km · starts 8 a.m.
28 km
The Whole Enchilada
Uxbridge, ON · Road · 50km / 25km / 8km / 4km · starts 7:30 a.m.
28 km
Run for Vaughan 2026
Vaughan, ON · Road · 5km / 3km / 1km · starts 9 a.m.
30 km
Run for Innisfil 2026
Innisfil, ON · Road · 5km / 3km / 1km · starts 10 a.m.
30 km
Art In Motion 10K/5K/2K
Vaughan, ON · Road · 10km / 5km / 2km · starts 10 a.m.
30 km
Georgina Marathon & Half-Marathon
Jacksons Point, ON · Road · 42km / 10km / 21km / 5km · starts 7 a.m.
31 km
New Tecumseth Memorial Run/Walk
New Tecumseth, ON · Road · 5km / 1km · starts 9 a.m.
34 km
2027 Scarborough 5K
Scarborough, ON · Road · 5km / 1km · starts 10 a.m.
35 km
24 Hour To Empower Running Challenge
Barrie, ON · Road · 5km / 10km / 15km / 20km · starts 10 a.m.
41 km
Run For Barrie 2026
Barrie, ON · Road · 3km / 5km / 1km · starts 9 a.m.
41 km
Terry Fox Run — Barrie
Barrie, ON · Road · 5km
41 km
CIBC Run for the Cure — Barrie
Barrie, ON · Road · 5km / 1km
41 km
Bridget's Run 2026
Barrie, ON · Road · 5km / 1km · starts 10 a.m.
41 km
Horseshoe Valley Hustle Trail & Ultra Challenge
Barrie, ON · Trail · 5km / 10km / 1km · starts 9 a.m.
41 km
2026 Santa Shuffle Barrie: Fun Run & Elf Walk
Barrie, ON · Road · 5km · starts 10 a.m.
41 km

90 more — sort everything by distance from you.

5K races in Newmarket — FAQ

How many 5k races are there in Newmarket?: 2 upcoming, and 110 more within 100km if you are willing to drive. The next one is Run for Newmarket 2026 on Sunday, October 4, 2026. Rebuilt from the race calendar daily.
When is the next 5k race in Newmarket?: Run for Newmarket 2026, Sunday, October 4, 2026. Open it for the start time, distances and the official registration link.
Do I register here?: No. Every listing links straight to the organizer's own registration page. RaceFinder never takes signups or a cut.

Missing a race? Add it. Or browse every race in Newmarket and 5k races across Canada.