Race Weekend Quick Facts

1: The Tamarack Ottawa Race Weekend is the biggest multi-distance race event in Canada and has the largest marathon in Canada.
2: The Tamarack Ottawa Race Weekend is the only running event in North America, and the second in the world, to host two International Amateur Athletic Federation (IAAF) Gold label events: the Scotiabank Ottawa Marathon and the Ottawa 10K.
4: The Ottawa 10K is only the fourth 10K in the world, and first in Canada, to be awarded the coveted Gold label from the IAAF. The Ottawa 10K is also home to the Canadian 10K Championships.
34.4: It is estimated that Race Weekend pumps approximately $34.4 million into the Ontario economy.
250: Each year, the Drill Hall is converted into a satellite site of The Ottawa Hospital – a fully equipped medical area complete with 250 medical volunteers including emergency room doctors and nurses, paramedics. There are also 10 medical stations on the route and a mobile medical team on bicycles.
2,500: The Tamarack Ottawa Race Weekend relies on the dedicated support of more than 2,500 volunteers.
9,000: The approximate number of hotel rooms booked in Ottawa-Gatineau on Race Weekend.
30,000: Number of sponges to be handed out to marathon and half-marathon runners.
43,000: Number of people expected to register in the 2017 Tamarack Ottawa Race Weekend (excluding elite athletes). In 2016, there were 46,912 participants.
200,000: Approximately 200,000 spectators will be cheering on runners along the Rideau Canal and at official cheering stations during the marathon and half-marathon races.
600,000: Number of drinking cups that will be diverted from the landfill thanks to our partnership with Cascades Recovery.
800,000: In 2016, more than 61 charities participated in the Scotiabank Charity Challenge raising close to $800,000.

Event records

Ottawa 10k

Men: 27:24 Deriba Merga (ETH) 2009
Women: 30:56 Gladys Cherono (KEN) 2015

Ottawa Marathon

Men: 2:06:54* Yemane Tseguay (ETH) 2014
Women: 2:24:30 Tigist Tufa (ETH) 2014

*This was also a Canadian soil record.

Registration numbers

Demographics (2016)

  • 44.8% male
    • 57.7 % aged between 20-49
  • 55.2% female
    • 67.3 % aged between 20-49
  • 51.3% of runners from outside the region

Registration (2017)

As of May 23 (rounded)

  • Marathon 5,000
  • Half-marathon 13,200
  • 10K 10,500
  • 5K 8,300
  • 2K 3,350
  • Kids 1,300
  • Lumberjack 136
  • Voyageur 226