Colorado Marathons, Triathalons, Trail Races

• Lafayette - Quicker Quaker 5K Walk/Run, January 14th, 2012, 9:30am 5K Start. The 5K Walk/Run is open to runners and walkers of all skill levels. Kids, strollers and dogs are welcome (limit of one dog per participant). Cash prizes will be awarded to the top male and female finishers. 5K fees are $17 in advance (12/1/11-1/13/2012), $27 on 1/14/2012. Fees also include the oatmeal breakfast. To register visit: www.lafayettecolorado.com

• January 28, The Yeti Chase 5K & 10K, Morrison, Bear Creek State Park
• January 28, Pikes Peak RR Winter Series Race #2 El Pomar Youth Sports Center, Colorado Springs
• January 29, 33rd Annual Frost Giant 5K & 10K, Estes Park, Estes Park Municipal Building
• February 4, SnowDash Extreme 5-K, Idaho Springs
• February 5, Frisco Gold Rush - 7k - Nordic Center - Frisco, Colorado
• February 11, 3W Heart Throb 5K, Arvada, Memorial Park (Mechelen Pavilion)
• February 11, Pikes Peak RR Winter Series Race #3 Santa Fe Trailhead, Colorado Springs
• February 11, Love 'em or Leave 'em Valentine's Day Dash, Parker,
• February 12, Ralston Creek Half Marathon, Arvda
• February 12, Beaver Creek Snowshoe Series #2 - 5k/10k - Beaver Creek Resort - Creekside Park, Colorado - 11:00 a.m. -
• February 18, The Community Gathering 5K/10K Run/Walk & Children's Hope 1K, Denver, Denver's City Park, Running : The Community Gathering 5K Run/Walk, Running : The Community Gathering10K Run/Walk, Running : Children's Hope 1K : Kids Race
• February 18, Snowman Stampede 5M/10M, Littleton, Hudson Gardens
• February 19, Frozen Foot 5-K, Boulder
• February 25, Pikes Peak RR Winter Series Race #4 Black Forest, Colorado Springs
• February 25, Chilly Cheeks Duathlon Series #3 & 4-Mile Run, Denver
• February 26, Anthem Fight for Air Climb, Denver
• March 3, Colorado Romp to Stomp - 3k - Frisco Nordic Center - Frisco, Colorado, 800-882-2748
• March 11, Beaver Creek Snowshoe Series #3- 5k/10k - McCoy Park - Beaver Creek Resort - Colorado - 11:00 a.m
• March 17, America's Uphill - 2.5M - Aspen, Colorado - 7:00 a.m. - 970-920-2094
• March 17, Sharin' O' the Green 5K, Fort Collins, Odell's Brewing Company
• March 17, 5-K on St. Patrick's Day, Colorado Springs
• March 25, Fourth Annual JourneyQuest 5K Run/Walk, Fort Collins, Fort Collins Club
• March 31, Annual Running for Rachael 5K/Brain Booster 5K, USAFA, USAF Academy Falcon Stadium
• March 31, Caprock Academy 2nd Annual 5K& 10K Walk/Run, Grand Junction, Caprock Academy Charter School
• March 31, Running for Rachael/Brain Booster 5-K, Colorado Springs
• April 08, Hams and Hamstrings, Colorado Springs, Inaugural Course to be Announced by February 1
• April 14, Moving Towards a Cure Denver 2012 Brain Tumor Awareness 5k Run/Walk, Denver, Sloan's Lake Park
• April 15, Frank Shorter RACE4Kids' Health, Broomfield, 1STBANK CENTER
• April 15, 10th Annual Platte River Half Marathon and Buckhorn Exchange Relay, Littleton, Downtown Littleton to the Buckhorn Exchange Restaurant
• April 20, Desert RATS Trailrunning Festival, Fruita, Fruita Colorado
• April 22, 4th Annual Flying Pig Charity Run/Walk, Fort Collins, Spring Canyon Park
• April 22, 39th Annual Horsetooth Half Marathon, Fort Collins, CSU Hughes Stadium
• April 28, Collegiate Peaks 25M 50M. Buena Vista
• May 5, The GORUCK Challenge, Boulder
• April 29, 30th Anniversary 2012 Sports Authority Cherry Creek Sneak, Denver, Cherry Creek North Shopping District & Neighborhood
• May 5, Take 5 In The Garden Of The Gods, 5K 5M, Colorado Springs
• May 5, Kohl Elementary 5K Run/Fun Walk, Broomfield, Kohl Elementary School
• May 5, Greenland Trail 50K, 25K, 8M, Larkspur, Greenland Open Space
• May 6, Colorado Marathon, Fort Collins, Podure Canyon - Old Town Fort Collins
• May 5-6 - Colorado Spartan Military Sprint Race, 5K+ (4 miles) of running with obstacles (designed by Spartan Race and Special Forces)
• Fort Carson, CO http://www.spartanrace.com/colorado-obstacle-racing-spartan-sprint-2012.html
• May 10, Growler Trail Run Series, Gunnison
  
• May 12 - Desert RATS Classic, Fruita, On the western slope of Colorado, the famous Kokopelli Trail winds its way through sagebrush, ledgy slickrock, winding double track, sandy washes, fast jeep trails and crosses the state line toward Moab, Utah. This trail is the site of the Desert R.A.T.S. Classic.
• May 13, Mother's Day 5-K, Denver
• May 19, The Colfax 5-K, Denver
• May 20, Gallop at the Grove 5K, Maple Grove Elementary, Golden,
  
• May 19, Boneyard Boogie Trail Run, 9 a.m, Eagle, Behind Eagle Valley Middle School
  
• May 20, The Kaiser Permanente Colfax Marathon, Half Marathon & Relay, Denver, Start and finish in City Park, Denver Colorado
• May 21 to September 27, Crested Butte Mountain Runners Fun Runs, Gunnison County
• May 26, Glen E. Martinez 5K, Monte Vista Golf Course, walk/run 5k fundraiser to help raise funds for the Sgt. Glen Martinez Memorial Scholarship
  
• May 26, Rugged Maniac 5-K Denver, Lakewood
• May 26, Colorado Run, Are you ready for the craziest, colorful, 5k of your life?, one of a kind experience that is less about speed and more about enjoying a color crazy day with your friends and family. The 3 miles of the Color Run course will be the most enjoyable real estate you've traveled in VERY long time. Denver
  
• May 27, Double 5K 2012, Colorado Springs, Inaugural Course to be Announced by April 1
• May 28, 5th Annual Sage Burner Trail Race (50k/25k), Gunnison
• May 28 - Mountaineer Marathon, Lake City, Lake City's newest race is the Mountaineer Marathon and Half-Marathon. The race is organized by seniors at the Lake City Community School and all proceeds benefit the LCCS sports programs. The marathon is scheduled for mid-end May 2012. The course takes runners along Henson Creek on County Road 20, with the start and finish lines in the Town Park. For more information and registration, visit the marathon's website lake-citymarathon.com
  
• June 2, Boulder Sunrise Tri / Du / Run, Boulder, Boulder Resevoir
• June 2, Taste of Louisville Half Marathon & 5k, Louisville, Old Town Louisville Colorado
• June 2, Kids Only Triathlon, Longmont
• June 2, Run/Walk for Their Lives 5-K, Silt
• June 2 (tent) - Lake San Cristobal Race 5k/10k.
  This family-friendly 5k/10k race is held in early June, making for a beautiful morning workout. Both the 5k fun run/walk and the 10k run begin along County Road 30, by Lake San Cristobal. All the races end in the Town Park, where food and drinks are available for all.
  
• June 3, Longmont Triathlon Longmont
• June 3, Jazz Fest 5-K, Denver
• June 9, 36th Annual Run the Rockies, Frisco
• June 9, Outside in Aspen Triathlon & Duathlon, Aspen
• June 9, Tough Mudder Colorado, Avon
• June 14, FIBArk Tenderfoot Hill Climb, Salida
• June 16, Bacon Burner 5k, Frisco
  
• June 16, Big Sky Duathlon, Bennett
• June 16, FIBArk 5-K & 10-K Road Races, Salida
• June 16, La Sportiva Summer Solstice Twilight Trail Run 5 p.m. Beaver Creek
  
• June 17, 2012 Estes Park Marathon, Estes Park, Estes Park Middle School
• June 17, FIBArk 10-K Trail Run, Salida
• June 23, Slacker Half Marathon/Relay/4-mile race, Clear Creek, The highest downhill half marathon in the country and possibly the highest downhill 4-Mile!
  It is the perfect race for the serious runner looking for a fast time and for the novice runner building up confidence!
  
• June 23. San Juan Solstice Race 50 mile. The San Juan Solstice 50 Mile Endurance Run is a grueling but scenic loop through the high San Juan Mountains consisting of five main sections: the initial climb up Alpine Gulch and descent to Williams Creek, a historic run to the old mining town of Carson, a long scenic stretch along the Continental Divide, a descent to Slumgullion Pass, and a final hump over the Vickers Ranch plateau. The San Juan Solstice 50 is for experienced trail runners only. For more information, visit www.lakecity50.com. All proceeds benefit the Lake City EMTs, our all-volunteer emergency medical team, many of whom work the aid stations on race day.
• June 23, 2012 - Children With Hope 5k/10k Run & Walk - 4th Annual - Grand Junction, Colorado. The Children With Hope 5K/10K Run & Walk is for competitive runners, recreational runners & walkers. The event supports the orphanage in Kenya. www.childrenwithhope.org/events.php.
  
• June 24, Louisville Trail Race, Louisville
• June 24, Merrell Down & Dirty National Mud and Obstacle Series presented by Subaru. 10K and 5K mud and obstacle courses! Aurora Sports Park (18601 E Sports Park Cir Aurora, CO 80011), Race alongside local military personnel, public safety officers and police academy trainees on 5K and 10K courses filled with military-style obstacles! Cargo climbs, water crossings, marine hurdles and more full-body strength challenges. www.downanddirtymudrun.com
  
• June 30, Leadville Trail Marathon, Leadville
• June 30,Leadville Trail Heavy Half Marathon, Leadville
• June 30, The Dirty Dash, Colorado Springs
• June 30, Copper Mountain Half-Marathon, 10-K, & 5-K Trail Races, Copper Mountain
• June 30, Lookout Mountain Triathlon, Golden
• June 30, Habitat Home Run 5-K & 10-K, Grand Junction
• June 30, Half & Half 10-K Mountain Challenge Run/Walk, Snowmass Village
• July 4, Gothic to Crested Butte Run, Walk or Crawl 1/3 Marathon, Gothic to Crested Butte
  
• July 7, 35th Annual La Sportiva Vail Hill Climb, 8 a.m. Vail's Mountain Haus, Vail Village
  
• July 14, Urban Dare Denver, Denver, Start - Pat's Downtown Bar & Grill
• July 14, Rogers River Run 5-K Longmont
• July 14, 2012 Pagosa Duathlon, Intersection of Turkey Springs and Monument Park , Monument Park Rd, Pagosa Springs
  
• July 14, HogBack Hustle, New Castle
• July 14, Aspen Race for the Cure, Race or Walk 5K, 10K, Family Fun 1-mile & Paws Dog Walk-Walk/Run in celebration of a cancer survivor, remember and honor those that have lost their battle…and advocate for a world without breast cancer. Impact. Make One. 970-920-0250 komenaspen.org
  
• July 15, Leadville Silver Rush 50 Run, Leadville
• July 14-15, Silver King & Silver Queen, Leadville
• July 20 - 21, Epic Rocky Mountain Relay, Colorado Springs to Mt. CB
  
• July 20, The GORUCK Challenge Denver
• July 21, Classic 10-K Race, Colorado Springs
• July 21, Keystone Half-Marathon, 10-K, & 5-K Trail Races, Keystone
• July 21, Survivor Mud Run, Berthound
  
• July 22, La Sportiva Vail Half Marathon, 8 a.m. Vail Village Behind the Gold Peak Children's Center
  
• July 27, Ragnar Relay Colorado, Aspen
• July 28, My Way or the Tri Way Triathlon/Duathlon/Aquathlon/Aquabike, Aurora
• July 28, Kiss Me Dirty Mud Run Series - Denver, Colorado, Parker
• July 28, Living Journeys Summit Hike & Half Marathon, Mt. Crested Butte
• July 28 - The Diva Dash, Boulder
  
• August 4, The Top Ten Mile, Colorado Springs
• August 4, Cheatin' Woodchuck Chase, Rifle
• August 5, Tri for the Cure - Denver, Littleton
• August 5, La Sportiva Berry Picker Trail Run, 8 a.m LionsHead, Base of Gondola
  
• August 11, Beaver Creek Half-Marathon & 10-K Trail Races, Beaver Creek
• August 11, The Dirty Dash, Colorado Springs
• August 11, So Long to Summer 5K, Salisbury Park - Parker,
  
• August 12, Leadville 10K Run, Leadville
• August 13, I Run Colorado 5k 2012, Denver, Washington Park
• August 17, Firefly Run Denver, Denver
• August 18-19, Leadville Trail 100 Run, Leadville
• August 26, XTERRA Snow Mountain Ranch 20K, Granby, Snow Mountain Ranch
• August 26, Aspen Backcountry Marathon, Aspen
• August 26,La Sportiva 10K @ 10,000 Feet and 5k, 9 a.m. LionsHead, Base of Gondola
  
• September 1, Boulder Sunset Tri / Du / Run, Boulder, Boulder Resevoir
• September 2, Glenwood Springs Half-Marathon & 10-K Trail Races, Glenwood Springs
• September 2, Tenderfoot Mountain Kids' Triathlon, Salida
• September 6, Growler Trail Run Series, Gunnison
  
• September 8, Race for the Stars High Altitude Trail Duathlon, 5k Trail Run - 25k Mountain Bike - 5k Trail Run Children's Duathlon, Granby
  
• September 9, Denver Half-Marathon & 10-K Trail Races, Denver
• September 15, Crescent Moon Triathlon, Aurora
• September 16, La Sportiva EverGold Trail 10K and 5k, 10 a.m. Vail Golf Club, Please Carpool
• September 22, Running of the Bulls, Estes Park, Lake Estes Marina
• September 22, Vasque Golden Leaf Half-Marathon, Aspen
• September 22, Sports Authority Rock 'n' Roll Denver Marathon & Half-Marathon, Denver
• September 27, Crested Butte Mountain Runners Fun Runs, Gunnison County
• Sept. 29, Pummeler's Butt Trail Runs & Growler Series Mtn. Bike Finals, Gunnison
  
• September 30, West Side Duathlon , Arvada
• September 30, Snow Mountain Ranch Half-Marathon & 10-K Trail Races, Granby
• October 6, XTERRA Marathon Of Trail Races, Colorado Springs, Cheyenne Mountain State Park
• October 13, Monster Dash 5-K, Denver
• October 27, 2012 Phantom 4-Miler, Loveland, Embassy Suites Loveland
• October 27, Monster Dash 5-K, Louisville
• November 10, Longmont Turkey Trot, Longmont
• November 24, The GORUCK Challenge, Fort Collins