The Onesie Run 2025
Date
November 15, 2025
Location
Calgary, Alberta
Events
The Onesie Run is Calgary's—and Canada's—only official, dedicated Onesie Run. Scheduled for Saturday, November 15, 2025, it features 1 km and 5 km routes suitable for all fitness levels. Participants are encouraged to wear their coziest onesies while walking, jogging, or running.
Supporting the Calgary Humane Society, this event raises awareness and funds for animal welfare. All participants receive a medallion and ribbon, with special prizes awarded to the fastest runners in both categories.
Supporting the Calgary Humane Society, this event raises awareness and funds for animal welfare. All participants receive a medallion and ribbon, with special prizes awarded to the fastest runners in both categories.
Race Schedule
Please check the official website for up-to-date times and pricing
Onesie Run 2025 - 1 km Route
The Onesie Run's 1 km route in Calgary offers a fun, all-ages, and all-fitness-level experience—perfect for walking, jogging, or running in your coziest onesie.
Fun Run / Charity
Boston Qualifier
Onesie Run 2025 - 1 km Kids
A special 1 km road run for kids (18 and under)—part of Calgary's Onesie Run—offering a safe and spirited experience in cozy onesies.
Fun Run / Charity
Boston Qualifier
Onesie Run 2025 - 5 km Route
The Onesie Run's main Calgary 5 km course is a fun and festive road event for all fitness levels—jog, walk, or run in your favourite onesie and support animal welfare.
Fun Run / Charity
Boston Qualifier
Onesie Run 2025 - 5 km Kids
A dedicated 5 km kids road event (18 and under) as part of Calgary's Onesie Run—fun, festive, and open to all abilities.
Fun Run / Charity
Boston Qualifier
Course Details
- Race surface: Road
- Routes include 1 km and 5 km distances
- Participants can walk, jog, or run
- Fur-friends allowed, please leash responsibly
- Suitable for all ages and fitness levels
- Routes include 1 km and 5 km distances
- Participants can walk, jog, or run
- Fur-friends allowed, please leash responsibly
- Suitable for all ages and fitness levels
Race Highlights
- 1 km and 5 km routes suitable for all fitness levels
- Participants encouraged to wear cozy onesies
- Medallion and ribbon awarded to all participants
- Special prizes for fastest 1st, 2nd, and 3rd place in 1 km (kids) and 5 km
- Youth and children (18 and under) tickets at a reduced price
- Fur-friends welcome with leash responsibility
- Participants encouraged to wear cozy onesies
- Medallion and ribbon awarded to all participants
- Special prizes for fastest 1st, 2nd, and 3rd place in 1 km (kids) and 5 km
- Youth and children (18 and under) tickets at a reduced price
- Fur-friends welcome with leash responsibility
RACE DAY COUNTDOWN
175
Days
175
Hours
175
Minutes
Date
November 15, 2025
Season
Fall (September-November)
Location
Calgary, Alberta
Avg Temp
Cool (<10°C)
Avg Humidity
Low (<40%)
