The Grind, A Gravel Circuit Race

A spectator-friendly gravel Circuit Race in Riverside State Park at the Seven Mile Airstrip on September 26, 2026.  This is an 11-mile loop with 3 distances to choose from: Grande (66 miles/6 laps), Medio (44 miles/4 laps), and Piccolo (22 miles/2 laps). This course features 577 feet of elevation per lap, wide-open trails and very little single track; perfect for gravel bikes, mountain bikes, cyclocross bikes, and hybrids. Road bikes are not recommended. 

Start time: Grande 8:30am, Medio 9:30am, Piccolo 10:30am.

No categories for fitness or skill, just choose the distance that best supports your riding ability and fitness level. You'll automatically be placed in these age groups: 

Juniors (10-13 and 14-17 years), Men and Women (18-29, 30-39, 40-49, 50-59, and 60+). Age groups may be added if registration warrants. Non-binary (one age group).

Check-in and late registration will be from 7:30am - 10:30am on Saturday, September 26th, 2026. 

Entry Fees: Grande $75.00, Medio $55.00, and Piccolo $35.00. 

Late fees: $15.00 Late fees will apply on September 1st. Sign up early! 

This is a FREE Discover Pass Day! Camping is available during the registration process and optional T Shirts will be available during the registration process as well. 

Entries include a custom pint glass, mechanical bike support near start area, chip timing and lightening fast results, age group "Winner" ball caps and podium recognition for top three in each age group, finish line chili and snacks, and more fun than a barrel of monkeys. 

Proceeds go to the nonprofit 501(C)(3), Riverside State Park Foundation. We support Riverside State Park with equipment, park enhancements and educational events. 

Location, Riverside State Park Drive - Seven Mile Airstrip with entrance at the Seven Mile Trailhead: https://www.google.com/maps/place/Seven+Mile+Trailhead/@47.7371028,-117.5250636,15z/data=!4m6!3m5!1s0x549e1b736bb94d27:0xedc9b3afca633e66!8m2!3d47.7371022!4d-117.5191489!16s%2Fg%2F11txpgmvfg?entry=ttu&g_ep=EgoyMDI2MDIxNy4wIKXMDSoASAFQAw%3D%3D 

The The Grind, A Gravel Circuit Race brings an exciting Ultra, 35.4K to Nine Mile Falls, Washington on October 11, 2025. Don't miss this beautiful event!