Chilly Willy Half Marathon-Oklahoma City
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Event overview
The Chilly Willy 5K/10K/Half Marathon takes place on January 17, 2026 in Oklahoma City at Lake Stanley Draper Playground, 8301 SE 104th St, Oklahoma City, OK 73165. The event offers multiple race options, including virtual entries. Distances available:
- 5K
- 10K
- Half Marathon
- Virtual 5K, Virtual 10K, Virtual Half Marathon
- No-shirt registration options for each distance
Registration fees vary by period. Typical ranges are: 5K $25–$40, 10K $30–$45, Half Marathon $50–$65, Virtual $25–$35. Teams of five or more receive per-person discounts at several size tiers.
Course, services, awards, and policies
The 5K and 10K are single out-and-back courses and the half marathon is a double loop. The course is described as generally flat. Water stations are provided approximately every 1.5 miles. All finishers receive a custom finisher medal. Awards are given by overall and age categories, including Top 3 Overall (M/F), masters divisions, and 5-year age groups from 10 & under through 75+.
Virtual participants may run remotely and must submit results by the end of race day; virtual packages are shipped the Monday after the event to continental US addresses. Packet pickup is available on race morning. Registrations are final with no refunds, and the event will take place rain or shine unless canceled for extreme weather; in that case no refunds are provided. Volunteers who recruit and complete required shifts can qualify for a $50 Visa gift card. Visit the organization's website for the most recent information.
