US Road Running - Stillwater
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Event details
The Viking 5K, 10K, & Half Marathon takes place on February 7, 2026 at Boomer Lake Park in Stillwater, OK (2310 E Lakeview Rd, Stillwater, OK 74075). Race distances offered:
- 5K
- 10K
- Half Marathon
All participants must register in advance on RunSignup; there is no on-site registration. Race entry fees increase on the Monday before the event. A course time limit of 3 hours and 30 minutes applies.
Course and venue information
The 5K and 10K use an out-and-back course measuring 3.11 miles per out-and-back loop. The 5K completes one loop and the 10K completes two loops. The Half Marathon uses an out-and-back course measuring 3.28 miles per loop and completes four loops.
Event operations reference Shelter #3 at Boomer Lake Park, located next to the Boomer Park Splash Pad. The Splash Pad is on the west side of the lake; the park address directs to the east side. The event includes finisher medals, a shirt and gear shop, a best costume category, series points, and awards. Visit the organization's website for the most recent information.
