Trail
8 Miler
12.9 km
Start: Jul 20, 06:00 AM
Registration: 50.00 USD
Skunk Hollow Sneaker Chase & Backyard Ultra
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Trail in United States, Casper
Distances
Trail
Backyard Ultra
6.7 km
Start: Jul 20, 06:00 AM
Registration: 60.00 USD
About
A mountain trail race on the Natrona County Parks Multi-Use System offering an 8-mile option (2 laps) and a Backyard Ultra 4.17-mile lap run until one runner remains.
Pacers
Pacemakers will be provided for both the 8 Miler and Backyard Ultra, with target times published in the Renntag guidance and on each start wave’s Pacerflaggen. Pacers help runners maintain goal pace and drop used gear at exchanges; follow all pacer and marshaling instructions for a safe and supported event.
Results
View official resultsTypical weather in Casper
Monthly averages based on historical data (2000–present).
Jan30°12°
↑ 07:34
↓ 16:56
Feb32°12°
↑ 07:04
↓ 17:37
Mar43°22°
↑ 07:17
↓ 19:13
Apr53°30°
↑ 06:23
↓ 19:48
May65°41°
↑ 05:43
↓ 20:22
Jun80°53°
↑ 05:27
↓ 20:47
Jul89°62°
↑ 05:41
↓ 20:43
Aug85°59°
↑ 06:13
↓ 20:08
Sep75°50°
↑ 06:46
↓ 19:16
Oct58°36°
↑ 07:20
↓ 18:23
Nov44°25°
↑ 06:59
↓ 16:43
Dec32°14°
↑ 07:30
↓ 16:33
Prices & signup
- 8 Miler50.00 USD
- Backyard Ultra60.00 USD
Last updated: Jun 5, 2026, 11:42:07 PM
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