www.runottawa.ca

Tamarack Ottawa Race Weekend

Name: Tamarack Ottawa Race Weekend
Start: 2026-05-23
End: 2026-05-24
Location: Nepean, Ontario

location_city Nepean

location_on Ontario

flag Canada

calendar_today 23 May, 2026 – 24 May, 2026

directions_run Running

language Official Website

About the Event

Experience the thrill of one of Canada’s premier running festivals in the heart of the nation’s capital! Tamarack Ottawa Race Weekend offers something for everyone — from first-time runners to seasoned marathoners — set against the backdrop of Ottawa’s iconic landmarks and a vibrant city atmosphere. With thousands of spectators lining the streets, the energy is electric from start to finish. Race Distances & Events Saturday, May 23, 2026 Ottawa 2K – A fun introduction to the race weekend for all ages. Ottawa 5K – A fast and lively course perfect for beginners and casual runners. Ottawa 10K presented by Otto’s Ottawa – A challenging city run with excitement at every turn. Ottawa Kids Marathon (1.2 km) – Inspiring the next generation of runners. Sunday, May 24, 2026 Ottawa Half Marathon presented by Desjardins (21.1 km) – A scenic route with spectacular city views and enthusiastic spectator support. Tartan Ottawa International Marathon (42.2 km) – A world-class marathon experience through the heart of Ottawa, complete with a finisher medal that spins for a little extra fun! Special Challenges Push your limits with multi-race challenges: Ottawa 17K Challenge – Combine events for a unique personal milestone. Ottawa 36.1K Challenge – Test your endurance across multiple races. Ottawa 59.2K Challenge – Go big with the ultimate weekend running feat! Why Run Ottawa Race Weekend? Spectator Support: Thousands line the streets to cheer every runner. Scenic Courses: Run past Ottawa’s historic landmarks and through lively neighborhoods. Inclusive & Fun: Events for all ages and abilities, including kids’ races. Perks & Swag: Finisher medals, optional Green Bib to support a cause, and a 2-week free Runna subscription included with most races. Registration & Pricing Distances start at CA$28 for kids and 2K events and go up to CA$355 for the full challenge packages. Payment plans are available to make it easier to join this iconic race weekend. Join the Celebration Whether you’re running, racing, or cheering, Tamarack Ottawa Race Weekend 2026 is a festival of sport, community, and excitement — a must-experience event for runners and spectators alike.

Races Offered

Kids Marathon

May 23, 2026

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Distance — Kids Marathon

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Type — Road running

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14:00

Ottawa 2K presented by ASICS Runkeeper

May 23, 2026

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Distance — 2K

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Type — Road running

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15:00

Ottawa 5K presented by ASICS Runkeeper

May 23, 2026

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Distance — 5K

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Type — Road running

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16:00

Ottawa 10K presented by Otto's Ottawa

May 23, 2026

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Distance — 10K

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Type — Road running

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18:30

Tartan Ottawa International Marathon

May 24, 2026

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Distance — 42.2K

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Type — Road running

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07:00

Ottawa Half Marathon presented by Desjardins

May 24, 2026

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Distance — 21.1K

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Type — Road running

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09:00

Weather Overview

These values represent the 3-year monthly averages for May in Nepean.

Temp (°C)

Feels Like (°C)

thermostat 8.5° / 20.5°

wb_sunny 5.8° / 18.2°

Wind (km/h)

Humidity (%)

air 10.3 /

water_drop 66.1%

Temp (°C)

Feels Like (°C)

Wind (km/h)

Humidity (%)

thermostat 8.5° / 20.5°

wb_sunny 5.8° / 18.2°

air 10.3 km/h

water_drop 66.1%

About Nepean

Nepean is an area of Ottawa, Ontario, Canada. Located west of Ottawa's inner core, it was an independent city until amalgamated with the Regional Municipality of Ottawa–Carleton in 2001 to become the new city of Ottawa. However, the name Nepean continues in common usage in reference to the area. The population of Nepean is about 186,593 people.