RunRace USA › Colorado › Denver › Ugly Sweater 5K
Ugly Sweater 5K
Sunday, December 20, 2026 · Denver, CO
The race in 60 seconds
It is one of 33 races on the Colorado calendar that December. At $30, entry sits above the $25 median for a Colorado 5K.
What race day usually feels like
Based on the last three years, race week in December typically sees lows near 30°F and highs around 56°F: classic PR weather if the wind behaves. Weather normals computed from Denver-area conditions for race week, not the nearest big city.
How the field ran it in 2025
Real chip times from the 2025 official results, not estimates. Use the median as your reality check: half the field finished slower than it.
| 2025 5K · 1527 finishers | Time | Pace |
|---|---|---|
| Winner | 16:10 | 5:13 /mi |
| Top 25% | 29:58 | 9:40 /mi |
| Median finisher | 36:26 | 11:45 /mi |
| 75th percentile | 45:52 | 14:48 /mi |
| Final finisher | 1:13:58 | 23:52 /mi |
Official 2025 results via RunSignUp, 1527 finishers across 1 event.
Common questions
When is Ugly Sweater 5K?
Ugly Sweater 5K is scheduled for Sunday, December 20, 2026.
Where is Ugly Sweater 5K held?
Ugly Sweater 5K is held in Denver, Colorado. It is about 4 miles from Englewood and 6 miles from Lakewood.
What distances does Ugly Sweater 5K offer?
The listed distances are 5K.
How much does Ugly Sweater 5K cost?
Entry is listed from $30. Check the official race page for the current price, which usually rises closer to race day.
How do I register for Ugly Sweater 5K?
Registration is handled on the official race page, linked at the top of this listing. Entry can close early if the race sells out.
More races nearby
- Nov 15, 2026The Wash Park Circuit, Powered by New BalanceDenver · 2.2 Miles
- Dec 6, 2026RMRR December 4.5miDenver · 4.5 Miles
- Dec 13, 20262026 Jingle Bell Run - ColoradoDenver · 5K, 1 Mile
- Apr 4, 2027Donut DashDenver · 5K
See every race on the Colorado calendar, all Denver races, Colorado 5Ks, or use the Race Finder for maps and filters.
Register for Ugly Sweater 5K →on RunSignUp · entry from $30
Listing data refreshed nightly from the registration platform. Photos via Wikimedia Commons (CC BY-SA 3.0). Last template review July 2026. Spot an error? Tell us and we'll fix it fast.