Sponsored by:

Have an event to List?
Whether a race, special group ride, training opportunity, or cycling-related community event, the 303 calendar showcases it all.  To have an event posted here please follow this link:  Event Policy Submission & Guidelines

All Day

Louisville Criterium

Photos - Brent Murphy Photo - SportifImages   This year's race has one exciting announcement in the way of brand NEW asphalt!  After 15 years the City of Louisville has fully repaved the entire Centennial Drive portion of the course! Read More

Gravelanche Series Ride #2: Golden Egg Ride

Sports Garage Cycling 2705 Spruce St, Boulder

Boulder   Gravelanche group rides return!   There is no off-season at Sports Garage, there's just a different season.   And spring is gravel season.   Our gravel group ride series will challenge every rider,  with distances, elevation, and mixed terrain building asRead More

GiddyUP! Film Tour

Salida Steamplant

Salida   GiddyUP! Film Tour brings bicycle lovers together for a unique social event featuring the best in mountain bike cinema. Each event kicks off an hour or so before show time so you can knock back a cold one,Read More