In 67 days · Sat, Nov 14, 2026
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Saturday, November 14th, 2026
618 Confluence Way SE, Calgary AB
5K
20–38°F · low rain risk
See last 10 years
On this date: rain 0 of the last 10 years
2025
28–36°F
dry
2024
32–46°F
dry
2023
24–41°F
dry
2022
24–36°F
dry
2021
29–46°F
dry
2020
15–33°F
dry
2019
26–40°F
dry
2018
32–45°F
dry
2017
7–29°F
dry
2016
34–51°F
dry
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About this race
Event Overview
We are both Calgary's - and Canada's - only official, dedicated Onesie Run!
Our next & upcoming Onesie Run is scheduled for Saturday, November 14th, 2026.
Event Details
Date: November 14, 2026
Location: 618 Confluence Way SE, Calgary, AB
Website: Onesie Run Registration
Weather Considerations
Nice and cool fall weather so that you don't overheat in your onesie. We carefully consider weather elements for all events!
Race Options
- Routes: The 1km and 5km routes are great for all fitness levels.
- Participation: Participants may choose to walk, jog or run the event.
- Age-Friendly: Youth and children (18 and under) tickets are budget friendly.
- Incentives: All participants receive a finisher medal AND a SWAG BAG stuffed full of surprises!
Prizes and Awards
Standings: Fastest 1st, 2nd and 3rd place rankings for the 1km (kids) and 5km (all ages) receive special prizes and mentions.
Cause and Community
Onesie Run raises both public awareness and funds for the Calgary Humane Society. If you love animals, register for this amazing event. Throw on your onesie, stretch your legs and make a positive impact for the Humane Society!
Pet Policy: Fur-friends very welcome - please leash responsibly!
Giveaway Draws
Each registrant is automatically entered into giveaway draws for various awesome prizes. Examples of previous giveaways include $50-$100 gift cards from Great White Car Wash, Spolumbo's Deli and Sport Check Giftcards and prizes are distributed once the 5km route is completed.
Final Note
See you on the big day!
Course map
Hotels for race weekend
Live prices near the start line, Nov 13 – 15, 2026.
Train with a club
Run clubs near Calgary to train with before race day.
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