Past event · Happened Sep 20, 2026 (1 month ago). Upcoming at Thunder Valley Motocross Park →
What to expect
Prepped, watered and open at 10. Thunder Valley Motocross Park in Lakewood, Colorado is open for riding on Sunday, September 20, 2026, with the track prepped and watered. The track is open both Saturday and Sunday this weekend, opening at 10 AM each day.
The post does not give a closing time or practice fees, so check the Thunder Valley Motocross Park Facebook page before you haul. Complete the online waiver before you arrive to speed up the gate line. The track is at 701 S Rooney Rd, off C-470 on the west side of the Denver metro.
Race-day schedule
10:00 AMTrack opens, prepped and watered
Details can change.
Dates, times, fees and schedules come from the track's own posts and fliers and can change with weather, track conditions and other circumstances.
Call before you haul,
or check the track's
Facebook page,
before you make the trip.
MX Parks is an independent directory and doesn't run this event. For entry, camping or schedule questions, contact Thunder Valley Motocross Park directly.