Running events in Colorado
Browse upcoming athletic road and trail events across Colorado. Filter by vibe and distance on the homepage, or start from the distance and style shortcuts below.
Upcoming races
2 mi · 25 mi
3/28/2026 · Denver, CO
Est. 2025 · Listed Dec 23, 2024
AI summarization pending
We haven’t generated Run Vibes’ quick-read summary for this race yet—it’s in the queue and will show here when ready.
Full listing on the race page · official details from the source
AI summarization pending
We haven’t generated Run Vibes’ quick-read summary for this race yet—it’s in the queue and will show here when ready.
Full listing on the race page · official details from the source
AI summarization pending
We haven’t generated Run Vibes’ quick-read summary for this race yet—it’s in the queue and will show here when ready.
Full listing on the race page · official details from the source
AI summarization pending
We haven’t generated Run Vibes’ quick-read summary for this race yet—it’s in the queue and will show here when ready.
Full listing on the race page · official details from the source
AI summarization pending
We haven’t generated Run Vibes’ quick-read summary for this race yet—it’s in the queue and will show here when ready.
Full listing on the race page · official details from the source
AI summarization pending
We haven’t generated Run Vibes’ quick-read summary for this race yet—it’s in the queue and will show here when ready.
Full listing on the race page · official details from the source
10 Mile · 10 mi · 20 mi · 40 mi · Marathon
3/29/2026 · Thornton, CO
Est. 2025 · Listed Dec 30, 2015
AI summarization pending
We haven’t generated Run Vibes’ quick-read summary for this race yet—it’s in the queue and will show here when ready.
Full listing on the race page · official details from the source
AI summarization pending
We haven’t generated Run Vibes’ quick-read summary for this race yet—it’s in the queue and will show here when ready.
Full listing on the race page · official details from the source
AI summarization pending
We haven’t generated Run Vibes’ quick-read summary for this race yet—it’s in the queue and will show here when ready.
Full listing on the race page · official details from the source
AI summarization pending
We haven’t generated Run Vibes’ quick-read summary for this race yet—it’s in the queue and will show here when ready.
Full listing on the race page · official details from the source
5K · 10K · Marathon · Half Marathon · Fun Run · 1 mi · Walk
4/4/2026 · Centennial, CO
Est. 2026 · Listed Aug 9, 2025
AI summarization pending
We haven’t generated Run Vibes’ quick-read summary for this race yet—it’s in the queue and will show here when ready.
Full listing on the race page · official details from the source
5K · 10K · Marathon · Half Marathon · Fun Run · 1 mi · Walk
4/4/2026 · Centennial, CO
Est. 2026 · Listed Aug 23, 2025
AI summarization pending
We haven’t generated Run Vibes’ quick-read summary for this race yet—it’s in the queue and will show here when ready.
Full listing on the race page · official details from the source
AI summarization pending
We haven’t generated Run Vibes’ quick-read summary for this race yet—it’s in the queue and will show here when ready.
Full listing on the race page · official details from the source
Walk · 5K · 10K
4/6/2026 · Buena Vista, CO
Est. 2026 · Listed Jun 1, 2025
AI summarization pending
We haven’t generated Run Vibes’ quick-read summary for this race yet—it’s in the queue and will show here when ready.
Full listing on the race page · official details from the source
AI summarization pending
We haven’t generated Run Vibes’ quick-read summary for this race yet—it’s in the queue and will show here when ready.
Full listing on the race page · official details from the source
AI summarization pending
We haven’t generated Run Vibes’ quick-read summary for this race yet—it’s in the queue and will show here when ready.
Full listing on the race page · official details from the source
AI summarization pending
We haven’t generated Run Vibes’ quick-read summary for this race yet—it’s in the queue and will show here when ready.
Full listing on the race page · official details from the source
AI summarization pending
We haven’t generated Run Vibes’ quick-read summary for this race yet—it’s in the queue and will show here when ready.
Full listing on the race page · official details from the source
10 Mile · 10 mi · 20 mi · Marathon · Half Marathon
4/11/2026 · Thornton, CO
Est. 2025 · Listed Mar 21, 2023
AI summarization pending
We haven’t generated Run Vibes’ quick-read summary for this race yet—it’s in the queue and will show here when ready.
Full listing on the race page · official details from the source
AI summarization pending
We haven’t generated Run Vibes’ quick-read summary for this race yet—it’s in the queue and will show here when ready.
Full listing on the race page · official details from the source
6K · 3.7 mi · 7K · 4.3 mi · 8K · 5 mi · Half Marathon
4/11/2026 · Colorado Springs, CO
Est. 2025 · Listed Feb 3, 2025
AI summarization pending
We haven’t generated Run Vibes’ quick-read summary for this race yet—it’s in the queue and will show here when ready.
Full listing on the race page · official details from the source
AI summarization pending
We haven’t generated Run Vibes’ quick-read summary for this race yet—it’s in the queue and will show here when ready.
Full listing on the race page · official details from the source
AI summarization pending
We haven’t generated Run Vibes’ quick-read summary for this race yet—it’s in the queue and will show here when ready.
Full listing on the race page · official details from the source
Half Marathon · 5K · Marathon
4/12/2026 · Littleton, CO
Est. 2025 · Listed Aug 26, 2024
AI summarization pending
We haven’t generated Run Vibes’ quick-read summary for this race yet—it’s in the queue and will show here when ready.
Full listing on the race page · official details from the source