Find your race Upcoming Find a Qualifier

Search Dashboard Saved Races Calendar

Helping the trail running community discover, plan for, and thrive at the world's best trail races.

Find Races

Search all trail races
Explore collections
Race series
Race qualifiers

Races by Location

Colorado trail races
California trail races
Utah trail races
Arizona trail races
Washington trail races
All US trail races

Lottery Odds

Western States 100
Hardrock 100
High Lonesome 100
UTMB
All calculators

Company

About
Roadmap
Terms of service
Privacy policy

Feedback

Send Feedback
Feature Requests
Report a Bug

© 2026 Trailrace.co. All rights reserved.

Built on bad decisions in Boulder, CO.

Sinister Night Runs

5 Race Events5K, 50K, other, other, 10K

Aravaipa Running

Queen Creek, Arizona, United States

Sinister Night Runs 18KM

Sinister Night Runs 18KM

Apr 25, 2026

Sinister Night Runs 27KM

Sinister Night Runs 27KM

Apr 25, 2026

Sinister Night Runs 54KM

Sinister Night Runs 54KM

Apr 25, 2026

Sinister Night Runs 6KM

Sinister Night Runs 6KM

Apr 25, 2026

Sinister Night Runs 9KM

Sinister Night Runs 9KM

Apr 25, 2026