2021 - BRR All-Comers Summer Track & Field Series #5
2021 distances
Running
100M
There will be a field limit of 60 people to keep the meet on track. Heat sheets will be created based on the total number of entries
200M
400M
5000m
If we have a large field, we may break into two heats and the slower heat will run second.
Race-day weather
Conditions on August 5, 2021 — historical Open-Meteo data.
The sun rises at 6:03 AM and sets at 8:10 PM local time (MDT) in Boulder on August 5, 2021 — 14h 06m of daylight.
Course
No course map published yet.
The organizer hasn't released a route for this event, and we don't publish guesses. If you're the organizer, send us a GPX file and we'll draw the profile.
Reviews
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Other races near Boulder
Different organizers, within 40 miles, in the next three months
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Alpine Bank Boulder Thanksgiving Day 5K
Hands & Voices New Year Virtual 5K: Trails to the Summit
Boulder XC Series Meet 1
🏃 Plan Your Next Race in Boulder
Find upcoming events by distance:
- Boulder 5K Races 13 races
- 10K Run Events in Boulder 2 races
- Boulder Half Marathons 2 races
- Boulder Running Calendar 2026 25 races
Where this page comes from. Race details were last updated on . We re-check listings regularly and again in the week before race day.
- Entries, prices, waves and inclusions — the event's official registration page
- Temperature and humidity — Copernicus ERA5 reanalysis via Open-Meteo (CC BY 4.0)
- Elevation and terrain relief — Copernicus DEM GLO-90, ESA (CC BY 4.0)
- Comparisons and counts — Race Discovery calendar, 28 Boulder events
Spotted something wrong? Tell us and we'll fix it.