10K
Hosted byRun Waterloo
The 50th annual Waterloo 10 KM Classic takes place June 19–20, 2027 in Waterloo, Ontario. Organized by Run Waterloo, the weekend includes a Saturday evening 5K plus Sunday 10K and 3K races, with kids' 200m options both days. Courses are Athletics Canada certified and the event is Athletics Ontario sanctioned.
10K
10K
5K
3K
Prices from the organizer; registration is on raceroster.com. Please check the official website for up-to-date times and pricing.
June 19–20, 2027 in Waterloo, Ontario
Saturday 5K; Sunday 10K and 3K
Kids' 200m fun runs
50th annual edition
Athletics Canada certified / Athletics Ontario sanctioned
Saturday, June 19 at 6:00 p.m. is the 5K. Sunday, June 20 at 8:30 a.m. is the 10K and 3K. Kids' 200m fun runs are offered on both days. Exact 2027 route maps are listed as TBA on Race Roster.
Events run Sat, Jun 19 to Sun, Jun 20, 2027. Check each distance for its day and start time.
Organizer
The Running Directory combines organizer-provided details, official race links, and ongoing listing research. Always confirm final dates, prices, times, and course details with the race organizer before registering.
Last updated: September 26, 2026
Official registration(opens in a new tab)50th annual Waterloo 10 KM Classic 2027