Ottawa 10K presented by Otto’s Ottawa

Online registration is now closed, you can register onsite at the Running and Fitness Expo located at the Carleton University Fieldhouse on a first come, first served basis.

Expo hours of operation:

  • Thursday, May 22 – 4:00pm – 9:00pm
  • Friday, May 23 – 9:00am – 9:00pm
  • Saturday, May 24 – 8:00am – 6:00pm

Onsite registration prices:

  • 2K 42.00 + fees + HST
  • 5K 60.00 + fees + HST
  • 10K 120.00 + fees + HST

The Ottawa 10K presented by Otto’s Ottawa is flat, fast, and attracts one of the world’s best fields of pro runners as well as thousands of participants from across the National Capital Region. The race is also home to the 2025 Canadian 10K Championships. In 2024, Champion Ben Flanagan set a new Canadian Championship record, making the Ottawa 10K presented by Otto’s Ottawa the fastest 10K course in Canada!

Starting at Ottawa City Hall, the course takes runners down the famous Rideau Canal (UNESCO World Heritage Site) and by the tulips of Dow’s Lake before heading back along the canal to an exciting finish in front of thousands of cheering spectators.

Included with your registration:

  • A one-of-a-kind Ottawa 10K presented by Otto’s Ottawa finisher medal!
  • A personalized race bib (first name)
  • Xact Hydration on course
  • Professional race timing
  • Recovery food
  • Two weeks FREE access to #1 rated personalized running coaching app, Runna!
  • An unparalleled Ottawa 10K presented by Otto’s Ottawa experience!

Optional add-ons:

  • Souvenir Ottawa 10K presented by Otto’s Ottawa race shirt 
  • iTab Commemorative Ribbon Hanger
  • Photography and videography packages from Marathon Photos Live
  • Subscription to iRun Digital Magazine
  • An opportunity to give back to your community by fundraising for a charity!

We are pleased to announce that the Ottawa 10K presented by Otto’s Ottawa will be home to the Canadian Masters 10K Championships.

The top three male and female 10K finishers in each 5-year Masters age group (35+) will be awarded Canadian Masters Athletics Gold, Silver and Bronze Championship medals.  

To be eligible for a CMA medal, you must be a current member of Canadian Masters Athletics (CMA) and you will be asked to enter your membership number at registration. Please note that your provincial athletics membership (ie: Athletics Ontario in Ontario) includes membership to CMA only if you are a Competitive Masters Member (Road/Trail and community memberships do not include CMA membership). 

You will be able to pick up your medals at the CMA table near the main stage in front of Ottawa City Hall after the race.

EVENT DETAILS:

Date: Saturday, May 24, 2025
Time: 6:30 pm ET
Hand cyclists start at 6:10pm
Elite women start at 6:15pm
Elite men and other participant waves start at 6:30pm
Location: Ottawa City Hall
110 Laurier Ave W, Ottawa, Ontario

 

Find an interactive map for Saturday here.

Find a list of course highlights here.

 

Current event pricing:
$123.75 CAD (includes applicable fees) + hst (effective January 2, 2025)
In-person, virtual and Green Bib options available

  • For ages 14 and up. Strollers are not permitted on course.
  • The Green Bib option is now available on the General registration form.
  • PLEASE NOTE: Virtual registration is now closed.

SAVE WITH A RUN OTTAWA MEMBERSHIP:

You can now buy an RO membership seamlessly in-registration when signing up for a Run Ottawa event! As a member, you’ll enjoy exclusive benefits like 10% off the Ottawa 10K presented by Otto’s Ottawa and all other Run Ottawa events! Individual, dual, youth and family options now available! Find out more!

GREEN BIB:

Run Ottawa is offering a Green Bib option at registration for those wishing to reduce their environmental footprint. In lieu of a medal or any mailed amenities, you can choose to divert part of your registration fee to a charity within the Desjardins Charity Challenge.

COURSE FEATURES:

  • There are three hydration stations on both sides of the road
  • Kilometre markers along the entire route.
  • Portable toilets at every water station.
  • Cheering and entertainment stations.
  • Full medical services on the route and at the finish line.

ELITE ATHLETE REGISTRATION:

Please see athletic standards and 2025 prize purse prior to applying. Applications will be open in December 2025. 

ADAPTIVE ATHLETE INFORMATION:

Adaptive Athletes can opt to have up to three guides on their race course. Promo codes or direct registration links for guide/support runners will be emailed to Adaptive Athletes bi-weekly on Fridays. These emails, titled “Guide/Support Runner Information” will be sent from the Let’s Do This platform. Adaptive Athletes can share the provided promo code or direct link with their guide runner(s) to ensure complimentary and timed entry into Tamarack Ottawa Race Weekend.

Full information on the Adaptive Athlete program can be found by following this link. 

For answers to your Frequently Asked Questions (FAQ) please visit the Registration Information page.