Boulderthon — ENTRY ROUTE
Filter by whether a qualifying time is required
ENTRY ROUTE
Entries are taken in the order they are received online, and prices vary by timing and package.
For the 2026 edition, the marathon and 10K sold out.
The official site has a separate page on how to run for a charity.
Entry options may change — re-check on the official site
Entry
10K
Start
Marathon and half marathon 7:00 a.m., 5K 7:45 a.m., 10K 8:00 a.m. (FAQ) or 8:10 a.m. (course page), Kids Run 8:15–8:25 a.m. (based on the 2026 edition)
Marathon 6 hours (a 13:43-per-mile pace)
The course and finish close at 1:20 p.m. The FAQ lists two different rules (half marathon 3.5 hours or 6 hours), so check again.
Section time limit times aren't on the official site.
BIB PICKUP
Pearl Street Mall between 14th and 15th Streets, Boulder
Friday, September 25, 2026, 1:00–6:00 p.m.;
Saturday, September 26, 10:00 a.m.–6:00 p.m. (based on the 2026 edition)
The FAQ lists Saturday as 9/28, which looks like a typo
PacerTrip only connects information — entry and payment happen on the official page and with each seller.