In 292 days · Sun, May 16, 2027
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Sunday, May 16th, 2027
2001 Colorado Blvd, Denver CO
Marathon · Half
44–69°F · some rain risk
See last 10 years
On this date: rain 1 of the last 10 years
2026
56–78°F
dry
2025
42–70°F
dry
2024
43–72°F
dry
2023
43–73°F
dry
2022
48–85°F
dry
2021
47–65°F
rain
2020
46–67°F
dry
2019
51–81°F
dry
2018
45–79°F
dry
2017
47–71°F
dry
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About this race
Event Overview
Denver's Colfax Marathon runs through City Park, Sloan's Lake, and straight through a working fire station on its mile-high May course along the longest commercial street in America.
Race Details
- Date: 2027-05-16
- Location: 2001 Colorado Blvd, Denver, CO
- Website: https://www.runcolfax.org
Race Highlights
- Scenic Route: Experience the beauty of City Park and Sloan's Lake.
- Unique Feature: Run through a working fire station.
- Longest Commercial Street: Enjoy the vibe along the longest commercial street in America.
- Mile-High Elevation: Challenge yourself at this unique elevation in Denver.
Course map
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