In 50 days · Sat, Oct 31, 2026
Don't let race day sneak up
One email during race week. That's it.
Saturday, October 31st, 2026
89 Main St, Montpelier VT
5K
34–50°F · some rain risk
See last 10 years
On this date: rain 4 of the last 10 years
2025
36–49°F
rain
2024
50–72°F
dry
2023
27–39°F
dry
2022
34–59°F
dry
2021
46–50°F
rain
2020
20–43°F
dry
2019
50–64°F
rain
2018
26–40°F
rain
2017
38–48°F
dry
2016
30–39°F
dry
Best months to race in Vermont →
About this race
Event Overview
Are you ready for the best Halloween Costume Race in VT?! Join the fun and race through downtown Montpelier in your best Halloween costume. Start and finish will be outside our shop at 89 Main St. Categories for both adults and kiddos so put together some zany costumes and have a blast with your fam tribe!
Award Categories
- Fastest Runners: ORO Gift cards will be awarded to the fastest 3 females, 3 males, and 3 non-binary adult runners.
- Youth Awards: Top 3 youth runners, and top 3 kid runners will receive gift cards.
- Costume Awards: Gift cards will also be awarded for:
- Funniest Costume
- Most Creative Costume
- Most Vermont-y Costume
- Best Kid's Costume
- Best Group Costume
- Most Committed to Running in an Uncomfortable Costume
Race Details
Race starts at 9am!
Day of race registration will be available an hour before the start. Online waiver completion is mandatory!
Additional Information
For more information visit https://www.onionriver.com/pages/autumn-onion or email [email protected].
Race URL
For registration and updates, visit: http://www.RunReg.com/autumnonion.
Course map
Hotels for race weekend
Live prices near the start line, Oct 30 – Nov 1, 2026.
Train with a club
Run clubs near Montpelier to train with before race day.
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