*Updated with 24 Hours of Sage and Moab,
as well as the Front Range Mtb Series*
With race season quickly approaching, I did my best to pull together a list of bike races in and around Colorado. Several of the races have filled up already, so plan your summer and get registered!
| Race | Date | Series | Website |
| Bear Creek Front Range Race | April 3, 2010 | FRMBS | http://racepacepromotions.com/bear_creek.php |
| Dawn till Dusk | April 10, 2010 | RMURES | http://www.warriorscycling.com/events/rmu.php |
| NAAC Golden | April 17, 2010 | FRMBS | http://racepacepromotions.com/bear_creek.php |
| Rabbit Valley | April 23-25, 2010 | MSC | http://www.racemsc.com/events/ |
| Louiseville Rec Center | May 2, 2010 | FRMBS | http://racepacepromotions.com/bear_creek.php |
| Race the Bear | May 8, 2010 | http://www.warriorscycling.com/events/bear.php | |
| Front Range 50 | May 8, 2010 | RMURES | http://www.warriorscycling.com/events/rmu.php |
| 18 Hours of Fruita | May 7,8 2010 | http://www.emgcolorado.com/race_fruita_18hrs.html | |
| Chalk Creek Stampede | May 14-16, 2010 | MSC | http://www.racemsc.com/events/ |
| Louiseville Rec Center | May 23, 2010 | FRMBS | http://racepacepromotions.com/bear_creek.php |
| Black Hills Fat Tire Festival | May 28-31, 2010 | http://www.bhfattirefestival.com/races-rides/ | |
| The Growler | May 30, 2010 | http://www.gunnisontrails.com/events/growler/ | |
| Frisco Roundup | June 3, 2010 | SMC | http://www.mavsports.com/?id=10 |
| 24 Hours of E-Rock | June 4-5, 2010 | http://www.elephantrockride.com/24_index.html | |
| WP – Race 1: Hill Climb | June 12, 2010 | Winter Park | http://www.epicsingletrack.com/default.asp |
| Chile Challenge | June 4-6, 2010 | MSC | http://www.racemsc.com/events/ |
| Tour De Trash | June 13, 2010 | SMC | http://www.mavsports.com/?id=10 |
| NAAC Golden | June 19, 2010 | FRMBS | http://racepacepromotions.com/bear_creek.php |
| Gold Run rush | June 24, 2010 | SMC | http://www.mavsports.com/?id=10 |
| WP – Race 2: XC Super Loop | June 26, 2010 | Winter Park | http://www.epicsingletrack.com/default.asp |
| Wildflower Rush | June 25-27, 2010 | MSC | http://www.racemsc.com/events/ |
| Louiseville Rec Center | July 3, 2010 | FRMBS | http://racepacepromotions.com/bear_creek.php |
| Firecracker 50 | July 4, 2010 | http://www.mavsports.com/?id=8 | |
| Blast The Mass | July 9-11, 2010 | MSC | http://www.racemsc.com/events/ |
| WP – Race 3: Valley PTP | July 10, 2010 | Winter Park | http://www.epicsingletrack.com/default.asp |
| WP – Race 4: Super D | July 11, 2010 | Winter Park | http://www.epicsingletrack.com/default.asp |
| Swan River Rampage | July 15, 2010 | SMC | http://www.mavsports.com/?id=10 |
| Breck 100 | July 17, 2010 | RMURES | http://www.warriorscycling.com/events/rmu.php |
| US MTB Nationals | July 16-19, 2010 | http://www.solvistanationals.com/ | |
| Fort Collins Urban Assault | July 18, 2010 | UAR | http://www.urbanassaultride.com/ |
| Denver Urban Assault | July 25, 2010 | UAR | http://www.urbanassaultride.com/ |
| Peaks Time Trial | July 29, 2010 | SMC | http://www.mavsports.com/?id=10 |
| WP – Race 5: Crankworx XC | July 31, 2010 | Winter Park | http://www.epicsingletrack.com/default.asp |
| Laramie Enduro | July 31, 2010 | RMURES | http://www.warriorscycling.com/events/rmu.php |
| Keystone Revival | August 6-8, 2010 | MSC | http://www.racemsc.com/events/ |
| Pennsylvania Gulch Grind | August 12, 2010 | SMC | http://www.mavsports.com/?id=10 |
| WP – Race 6: MJ Circuit | August 14, 2010 | Winter Park | http://www.epicsingletrack.com/default.asp |
| Leadville 100 | August 14, 2010 | http://www.leadvilletrail100.com/Home.aspx | |
| The Breck Brawl | August 19, 2010 | SMC | http://www.mavsports.com/?id=10 |
| Full Tilt in Telluride | August 20-22, 2010 | MSC | http://www.racemsc.com/events/ |
| WP – Race 7: King of Rockies | August 28, 2010 | Winter Park | http://www.epicsingletrack.com/default.asp |
| 24 Hours in the Sage | August 21-22, 2010 | http://www.24hoursinthesage.com/ | |
| Dakota 5 0 | September 5, 2010 | http://www.dakotafiveo.com/ | |
| 12,24 Hours of Leadville | September 4-5, 2010 | http://www.leadvilletrail100.com/lt100races/24HoursofLeadvilleMountainBikeRace/overview.aspx | |
| Winter Park Pursuit | September 4-6, 2010 | MSC | http://www.racemsc.com/events/ |
| 12 Hours of Snowmass | September 11, 2010 | http://www.12hoursofsnowmass.com/home/index.php | |
| Fall Classic | September 10-12, 2010 | MSC | http://www.racemsc.com/events/ |
| Road Apple Rally | October 2, 2010 | http://www.fmtn.org/city_government/parks_recreation_and_cultural_affairs/road_apple_rally.html | |
| 24 Hours of Moab | Octobter 9-10, 2010 | http://www.grannygear.com/Races/Moab/index.shtml | |
| Vapor125 | ? | http://vaportrail125.com/ |
Peak Cycles - BikeParts.com Blog 
Rad list! Damn, Jesse, that must have taken some time to compile. Thanks for doing the hard work for us.