While we make every attempt to ensure the accuracy of our multisport calendar, we recommend that you verify the date, time, location and distance of an event before making the journey. If you spot any errors or omissions in our race calendar, please let us know.

A Racing Underground Owned Event

A Racing Underground Timed Event

An AMB Chip Timed Event

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• 19 - Chilly Cheeks Duathlon Series #2 - 1.5 Mile Run/4.5 Mile Bike/2.5 Mile Run/5.5 Mile Bike - Cherry Creek State Park, Denver, Colorado - 303-642-7917
  

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• 26 - Durango Winter Triathlon (3.7M Run/12.4M Bike/6.2M Ski), Durango, Colorado - 979-385-0634
• 27 - Indoor Triathlon Series - (15min Swim/15min Bike/15min Run), Fort Collins Club, Fort Collins, Colorado - 970-308-4499

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• 2 - Dogma Athletica Winter Triathlon (5K Snowshoe/10K on-snow Mountain Bike/8K Skate Ski) - Tennesee Pass Nordic Center - Ski Cooper, Colorado - 10:00 a.m. - 970-845-0931
  

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• 16 - Chilly Cheeks Duathlon Series #3 - 10 Mile Bike/4 Mile Run - Cherry Creek State Park, Denver, Colorado - 303-642-7917
  

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• 16 - Mt. Taylor Winter Quadrathlon - 13M Bike/5M Run/2M Ski/2M Snowshoe/4M Ski/5M Run/13M Bike - Grants, New Mexico - 800-748-2142

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• 24 - Indoor Triathlon Series - (15min Swim/15min Bike/15min Run), Ft. Collins Club, Fort Collins, Colorado - 970-308-4499

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• 1 - Steamboat Pentathlon - 400' Downhill Ski/3M Snowshoe/4M XC Ski/12M MTB/5M Run - Shorter course also available - Steamboat Springs, Colorado - 970-879-4300
• 1 - Blue Mountains to Canyonlands Triathlon (4M XC Ski/35M Bike/6M Run) Dalton Springs Campground, Monticello, Utah - 10:00 a.m. - 435-587-2029
• 16 - Indoor Tri Series (15min Swim/15min Bike/15min Run) - Fort Collins Club - Fort Collins, Colorado - 970-308-4499
• 16 - Stealth Duathlon (5K Run/30K Bike) - Sports & Fitness Center - Holloman AFB, New Mexico - 505-572-2391
• 8 - XTerra Winter World Championships (5K Run/5K Snowshoe/10K Mtn Bike/8K Ski Mountaineering) - Ogden/Snowbasin, Utah - 877-751-8880
• 29 - Timpe Tri Club Icebreaker Triathlon (300m pool Swim/12M Bike/5K Run) American Fork, Utah - 801-492-3442

• 5 - Adventure XStream Race Series, Spring (12 Hour), Moab, Utah - 970-259-7771
• 6 - MVTC Triathlon (5K Run/25K Bike/500m Swim) - University of NM Campus - Las Cruces, New Mexico - 505-524-7824
• 12 - Tax Day Triathlon (5K Run/35K Bike/400m Swim) - Bell Gymnasium - White Sands Missile Range, New Mexico - 505-678-3374
• 12 - BlasterBlast triathlon (400Y Swim/8M Bike/3M Run) - CSM Campus, Golden, CO - 8:00 a.m. - 719-238-5363
• 12-17 - Aspen Club & Spa Indoor Triathlon (10min Swim/30min Bike/20min Run) - Aspen, Colorado - 970-920-5830

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• 13 - Tri the Rim - (500Y Swim/12M Bike/4M Run) - Durango, Colorado - 970- 247-7220
  

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• 19 - Pole Pedal Paddle (backcountry skiing, mtn biking, kayaking) - Monarch Pass to Salida, Colorado - 719-221-1710
• 20 - CSU-Pueblo X-Challenge (mtn bike/running/kayak) - Pueblo Reservoir - Pueblo, Colorado - 719-549-2381
• 26 - Tri For Me (500m pool Swim/12M Bike/2M Run) - Montclair Recreation Center - Denver, Colorado - 720-275-0205
• 26 - Timpanogos Harley Davidson Triathlon (350m pool Swim/10M Bike/3M Run) - Orem Fitness Center - Orem, Utah - 8:30 a.m. - 801-678-4032

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• 27 - Atomic Man Duathlon - (6.2M Run/24.9M Bike/3.1M Run) or (2.4M Run/9.3M Bike/2.4M Run) - White Rock, Los Alamos, New Mexico - 505-661-2384
  

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• 4 - South Rim Off Road Duathlon - (6M Run/15M Bike)(3M Run/6M Bike) - Sale Barn Trailhead - Durango, Colorado - 10:00 a.m. - 970-375-7306

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• 10 - Barkin' Dog Duathlon, Mile High Duathlon Series Race #1 - 5K Run / 30K Bike / 5K Run - Cherry Creek State Park, Denver, Colorado - 303-642-7917
  

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• 10 - Adventure XStream Race Series (Paddle/Mtn. Bike/Trail Run) - 12 Hrs - Buena Vista, Colorado - 970-259-7771
• 10 - St. George Triathlon (1.5K Swim/40K Bike/10K Run) (0.75K Swim/20K Bike/5K Run), Sand Hollow Reservoir, St. George, UT
• 10 - Corazon de la Montana Sprint Triathlon (500Y Swim/8M Bike/5K Run/2.2M Bike) - Athletic Club - Ruidoso, NM - 505-257-4900
• 11 - Little Foot Triathlon (750m Swim/15M Bike/5K Run) - Morrison, Colorado - 303-859-5334
• 11 - Jay Benson Triathlon (3M Run/12M Bike/400m Swim) - Kirkland AFB - Albuquerque, NM - 505-837-9400
• 14 - Clear Creek Challenge (5M Run/20M mtn Bike/12M Paddle) - Georgetown, Colorado - 970-209-9260
• 17 - Women of Steel Triathlon (300Y Swim/10M Bike/3M Run) - South David Recreation Center - Bountiful, Utah - 801-226-1308

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• 18 - The Summer Open Sprint Tri - (800M Swim/12.4mi Bike/5K Run) - Union Reservoir - Longmont, Colorado - 303-408-1195
  

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• 18 - Tri The Rock Youth Triathlon - (various distances) - Butterfield Park - Castle Rock, Colorado - 8:00 a.m. - 720-733-2284
• 18 - Kiwanis Kids Triathlon - (Ages 6-10:100m Swim/5K Bike/0.6M Run)(Ages 11-14: 200m Swim/10K Bike/1.2M Run) - Superior, Colorado - 720-841-3002

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• 18 - Tinman Triathlon (500Y Swim/36M Bike/5K Run) (1000m Swim/36M Bike/6.2M Run) - Jackson Reservoir - Ft. Morgan, CO - 720-232-8669
  

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• 18 - Fort Collins Triathlon (450Y pool Swim/13M Bike/3M Run) - EPIC - Fort Collins, Colorado - 7:00 a.m. - 970-482-0551

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• 24 - Pelican Fest Triathlon - (800m Swim/10M Bike/5K Run) - Water Valley South - Windsor, Colorado - 8:00 a.m. - 970-686-5828
  

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• 24-26 - Narrow Horse Triathlon - Iron Horse Bicycle Classic (Sat)/Narrow Gauge 10M Run (Sun)/Narrow Horse 1500m Swim (Mon) - Durango, Colorado - 970-382-2549

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• 31 - City of Longmont Kids Triathlon - (various distances)- Centennial Pool - Longmont, Colorado - 303-774-4759
  

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• 31 - Shark Attack Triathlon (400Y Swim/11M Bike/5K Run), Crystal Hot Springs, Honeyville, Utah - 801-634-5490

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• 1 - Longmont Triathlon - (500yd Swim/12M Bike/5K Run) - Centennial Pool - Longmont, CO - 6:45 a.m. - 303-774-4759
  

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• 5 - Boulder Stroke & Stride #1 - (750m-1500m Swim/5K Run) - Boulder Reservoir - Boulder, Colorado - 6:00 p.m. - 303-642-7917
  

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• 7 - Big Sky Duathlon, Mile High Duathlon Series Race #2 - (4K Run/25K Bike/4K Run) - Community Center - Bennett, Colorado - 8:00 a.m. - 303-642-7917
  

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• 7 - Tune Up Sprint Triathlon (500Y pool Swim/12M Bike/5K Run), Westbridge Recreation Center, Highlands Ranch, CO, 6:30am - 303-791-2500
• 7 - Salem Spring Triathlon (800m Swim/12M Bike/5K Run), Knoll Park, Salem, UT, 8a.m. - 801-465-4318
• 7 - Highline Hustle Triathlon (500m Swim/16M Bike/3.5M trail Run) - Highline Lake State Park - Loma, Colorado 7:30 a.m. - 970-254-3893
• 7 - XTerra 4 Corners (700Y Swim/6M Run/700Y Swim/mtn Bike) - Farmington, New Mexico - 800-448-1240
• 7 - Kids Do Tri Triathlon (various distances) - Lions Park/Municipal Pool - Cheyenne, Wyoming - 8:30 a.m. - 307-432-5370
• 7 - Fort Collins Wild Adventure Sprint Race - (12-20M mtn bike/2-4M Running/60min kayak) - Horsetooth Reservoir - Fort Collins, Colorado - 970-631-3734
• 8 - Greeley Triathlon (500m Swim/12M Bike/5K Run) - Centennial Pool - Greeley, Colorado - 7:00 a.m. - info@greeleytriathlonclub.com
• 8 - Spring Tri IT Triathlon - (Kayak/Run/Cycling) - Joe Rowell Park - Dolores, Colorado - 10:00 a.m. - 970-565-2000 x23
• 8 - Mini HaHa Triathlon - (300Y Swim/5.5M Bike/11M Run) - Community Center - Broomfield, Colorado - 8:00 a.m. - 303-464-5500

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• 12 - Boulder Stroke & Stride #2 - (750m-1500m Swim/5K Run) -Boulder Reservoir - Boulder, Colorado - 6:00 p.m. - 303-642-7917
  

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• 14 - Utah Summer Games Tri (Sprint & Olympic distances), St. George, Utah - 435-865-8421
• 14 - The Battle at Midway Triathlon (1500m Swim/25.7M Bike/10K Run) - Deer Creek Reservoir - Midway, Utah - 801-450-8477

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• 14 - Gem City Bone & Joint Laramie Duathlon - (Adult & Youth Distances) - Laramie, Wyoming - 307-742-9440
  

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• 14-16 - Adventure XStream Racing Series (Paddle/Bike/Run) - 12/24 Hr - 50+ Miles - Durango, Colorado - 970-259-7771
• 14 - Tri For Success Kids Triathlon (various distances) - Montclair Recreation Center - Denver, Colorado - 9:00 a.m. - 720-275-0205
• 14 - Frances Stevens Triathlon (7K Run/35K Bike/400m Swim) - Bell Gymnasium - White Sands Missile Range, New Mexico - 505-678-3374

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• 15 - 5430 Sprint Triathlon - (1/2M Swim/17M Bike/3.1M Run) - Boulder, Colorado - 303-442-0041
  

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• 17 - Dip & Dash Series - (750M or 1,500M Swim, 5K Run) - Aurora Reservoir - Aurora, Colorado - 6:00 p.m. - 303-359-8042
  

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• 19 - Boulder Stroke & Stride #3 - (750m-1500m Swim/5K Run) - Boulder Reservoir - Boulder, Colorado - 6:00 p.m. - 303-642-7917
  

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• 21 - Buffalo Creek Off-Road Triathlon (1M Swim/20M Bike/5M Run) (0.5M Swim/10M Bike.2.5M Run) - Wellington Lake- Buffalo Creek, Colorado 303-932- 1121
• 21 - Tri The Creek Triathlon - (800m Swim/14M Bike/5K Run) - Cherry Creek State Park - Denver, Colorado - 7:00 a.m. - 720-931-6732
• 21 - Cache Valley Classic Triathlon - (750m Swim/12.4M Bike/5K Run) (1500m Swim/40K Bike/10K Run) - Hyrum State Park - Hyrum, Utah - 8:00 a.m. - 801-226-1308
• 21 - Provo Triathlon (750m Swim/20K Bike/5K Run) (1.5K Swim/40K Bike/10K Run) - Utah Lake State Park - Provo, Utah - 7:00 a.m. - 801-361-9425
• 21 - Gallup Triathlon - (375Y Swim/12.4M Bike/5K Run) - Aquatic Center - Gallup, New Mexico - 928-729-2691

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• 24 - Dip & Dash Series - (750M or 1,500M Swim, 5K Run) - Aurora Reservoir - Aurora, Colorado - 6:00 p.m. - 303-359-8042
  

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• 26 - Boulder Stroke & Stride #4 - (750m-1500m Swim/5K Run) - Boulder Reservoir - Boulder, Colorado - 6:00 p.m. - 303-642-7917
  

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• 28 - Dinoland Triathlon (1500m Swim/25M Bike/10K Run) (750m Swim/13M Bike/5K Run) Red Fleet Reservoir, Vernal, Utah 801-842-5516
• 28 - Lake to Lake Triathlon (1.5K Swim/30M Bike/10K Run) - High School - Loveland, Colorado - 6:30 a.m. - 970-669-6372
• 28-29 - Danskin Women's Triathlon - (0.5M Swim/12M Bike/5K Run) - Aurora Reservoir - Aurora, Colorado - 800-452-9526
• 29 - Prospect Lake Triathlon & Kids Triathlon *******CANCELLED******* (750m Swim/13M Bike/5K Run) - Memorial Park - Colorado Springs, Colorado - 7:30a.m. - 719-337-2737

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• 1 - Dip & Dash Series - (750M or 1,500M Swim, 5K Run) - Aurora Reservoir - Aurora, Colorado - 6:00 p.m. - 303-359-8042
  

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• 3 - Boulder Stroke & Stride #5 - (750m-1500m Swim/5K Run) - Boulder Reservoir - Boulder, Colorado - 6:00 p.m. - 303-642-7917
  

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• 5 - Grady Williams Memorial Freedom Days Triathlon (1.5K Swim/10K Run/40K Bike) - Farmington, New Mexico - 800-448-1240
• 6 - Cheyenne Sprint Triathlon (500m open or pool Swim/13M Bike/5K Run) - Sloans Lake/Municpal Pool - Cheyenne, Wyoming - 7:30 a.m. - 307-721-5277

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• 8 - Dip & Dash Series - (750M or 1,500M Swim, 5K Run) - Aurora Reservoir - Aurora, Colorado - 6:00 p.m. - 303-359-8042
  

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• 10 - Boulder Stroke & Stride #6 - (750m-1500m Swim/5K Run) - Boulder Reservoir - Boulder, Colorado - 6:00 p.m. - 303-642-7917
  

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• 12 - Cabbage Head Duathlon, Mile High Duathlon Series Race #3 - (5K Run/30K Bike/5K Run)- 8:00 a.m. - Wiggins, Colorado - 303-642-7917
  

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• 12 - Echo Triathlon (Sprint & Olympic distances) - Coalville, Utah - 801-226-1308
• 12 - Pagosa Duathlon Do The Du - (6M Trail Run/11.4M Single Track Bike) - Turkey Springs - Pagosa Springs, Colorado - 8:00 a.m. - 970-264-9075
• 12 - Bottomless Triathlon (600m open Swim/22K Bike/5K Run) (500m pool Swim/22K Bike/5K Run) - Bottomless Lake State Park - Roswell, New Mexico - 505-624-2698

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• 13 - Tri-It-High Sprint Triathlon - (500M Pool Swim/20K Bike/5K Run) - Leadville, Colorado - 719-486-4142
  

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• 13 - Du-It-High Duathlon - (5K Run/20K Bike/5K Run) - Leadville, Colorado - 719-486-4142
  

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• 14 - Dunk & Dash (800Y Swim 1 lap or 2/5K Run) - Notthingham Lake, Avon, Colorado - 6:00 p.m. - 970-748-4060

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• 15 - Dip & Dash Series - (750M or 1,500M Swim, 5K Run) - Aurora Reservoir - Aurora, Colorado - 6:00 p.m. - 303-359-8042
  

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• 17 - Boulder Stroke & Stride #7 - (750m-1500m Swim/5K Run) - Boulder Reservoir - Boulder, Colorado - 6:00 p.m. - 303-642-7917
  

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• 19 - Tri-N-July Triathlon (500Y pool Swim/12M Bike/5K Run) - Eastridge Recreation Center - Highlands Ranch, Colorado - 6:00 a.m. - 303-791-2500
• 19 - Fruita Sprint Triathlon (500Y Swim/14.5M Bike/3 M Run) (kids tri) - Fruita, Colorado - 970-858-0360
• 19 - Scotfield Triathlon (Long Course/Olympic/Sprint distances) - Scofield, Utah - 801-557-6748
• 19 - City of Las Cruces Duathlon (5K Run/26M Bike/5K Run) - Las Cruces, New Mexico - 575-541-2558

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• 20 - Boulder Peak Triathlon - (1.5K Swim/42K Bike/10K Run) - Boulder, Colorado - 303-442-0041
  

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• 21 - Dunk & Dash (800Y Swim 1 lap or 2/5K Run) - Notthingham Lake, Avon, Colorado - 6:00 p.m. - 970-748-4060

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• 22 - Dip & Dash Series - (750M or 1,500M Swim, 5K Run) - Aurora Reservoir - Aurora, Colorado - 6:00 p.m. - 303-359-8042
  

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• 24 - Boulder Stroke & Stride #8 - (750m-1500m Swim/5K Run) - Boulder Reservoir - Boulder, Colorado - 6:00 p.m. - 303-642-7917
  

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• 26 - The Great Urban Race (Scavenger Hunt/Running/Public Transit) - Denver, Colorado - 800-487-6817
• 26 - State Games Triathlon (750m open Swim/13M Bike/5K Run) - Prospect Lake, Memorial Park - Colorado Springs, Colorado - 719-634-7353 x1003

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• 26 - Fall Frenzy Kids Triathlon - Castle Rock, Colorado - 303-841-4500
  

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• 26-27 - Adventure XStream Race Series - (Paddle/Mtn Bike/Trail Run/Inline Skate) - 24/12 Hr - Breckenridge, Colorado 970-259-7771

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• 27 - My Way or the Tri Way Triathlon/Duathlon - (800Y Swim/14M Bike/4M Run) - Any Order -Aurora Reservoir - Aurora, Colorado - 7:30 a.m. - 720-934-2345
  

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• 27 - Crested Butte Off-Road Triathlon - (1K Swim/24K Bike/9K Run) - Crested Butte, Colorado - 970-349-0170
• 28 - Dunk & Dash (800Y Swim 1 lap or 2/5K Run) - Notthingham Lake, Avon, Colorado - 6:00 p.m. - 970-748-4060

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• 29 - Dip & Dash Series - (750M or 1,500M Swim, 5K Run) - Aurora Reservoir - Aurora, Colorado - 6:00 p.m. - 303-359-8042
  

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• 31 - Boulder Stroke & Stride #9 - (750m-1500m Swim/5K Run) - Boulder Reservoir - Boulder, Colorado - 6:00 p.m. - 303-642-7917
  

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• 2 - XTERRA Indian Peaks - (800M Swim, 17.5K MTB, 5K Trail Run) - Eldora Mountain Resort, Nederland, Colorado - 303-279-6040
  

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• 2 - Durango Parks & Rec Triathlon (500Y Swim/13M Bike/5K Run) - Recreation Center - Durango, Colorado - 8:30 a.m. - 970-375-7306
• 2 - State Games of America Triathlon (750m Swim/15M Bike/5K Run) - Colorado Springs, Colorado - 7:15 a.m. - 719-634-7333x1003
• 2 - Ft Collins Extreme Adventure Endurance Race - (25-35M mtn Bike/2 Runs/Kayak/check points) - Horsetooth Reservoir - Fort Collins, Colorado - 970-631-3734
• 3 - Tri For The Cure - Womens Triathlon - (500m Swim/10M Bike/5K Run) - Cherry Creek State Park - Denver, Colorado - 7:00 a.m. - 303-798-7028
• 4 - Dunk & Dash (800Y Swim 1 lap or 2/5K Run) - Notthingham Lake, Avon, Colorado - 6:00 p.m. - 970-748-4060

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• 5 - Dip & Dash Series - (750M or 1,500M Swim, 5K Run) - Aurora Reservoir - Aurora, Colorado - 6:00 p.m. - 303-359-8042
  

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• 7 - Boulder Stroke & Stride #10 - (750m-1500m Swim/5K Run) - Boulder Reservoir - Boulder, Colorado - 6:00 p.m. - 303-642-7917
  

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• 9 - Boulder Kids Triathlon - Various Distances - Boulder, Colorado - 303-442-0041
• 9 - Splash Mash Dash & Kids Triathlon - (500Y pool Swim/12M Bike/5K Run) - Northbridge Recreation Center - Highlands Ranch, Colorado - 6:00 a.m. - 303-791-2500
• 9 - TelluTri Mountain High Challenge (3/4M Swim/43M Bike/5M Run) - Ridgeway Reservoir - Telluride, Colorado - 707-342-1163
• 9 - XTerra Beaver Creek - point to point (1M Swim/mtn Bike uphill/8K Run) - Nottingham Lake - Avon, Colorado - 9:00 a.m. - 970-845-5293
• 9 - Utah Half Triathlon (1.2M Swim/56M Bike/13M Run) - Utah State Park, Provo, Utah - 7:00 a.m. - 801-465-4318
• 9 - USAT Youth National Championships (various distances) - Memorial Park - Colorado Springs, Colorado - 8:00 a.m. - 719-597-9090
• 9 - Chili Harvest Triathlon - (400m Swim/20K Bike/5K Run) - Socorro, New Mexico - 575-838-0920

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• 10 - 5430 Long Course Triathlon - (1.2M Swim/56M Bike/13.1M Run) - Boulder, Colorado - 303-442- 0041
  

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• 11 - Dunk & Dash (800Y Swim 1 lap or 2/5K Run) - Notthingham Lake, Avon, Colorado - 6:00 p.m. - 970-748-4060

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• 12 - Dip & Dash Series - (750M or 1,500M Swim, 5K Run) - Aurora Reservoir - Aurora, Colorado - 6:00 p.m. - 303-359-8042
  

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• 16 - Los Alamos Triathlon - Los Alamos, New Mexico - 505-662-8173
  

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• 16 - Denver Oyster - 30-40M - (multiple disciplines) - Aquarium parking lot - Denver, Colorado - 8:00 a.m. - 877-328-2783

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• 16 - Rattlesnake Olympic-Distance Triathlon (1500M Swim/40K Bike/10K Run) - Aurora Reservoir - Aurora, CO - 720-232-8669
  

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• 16 - Iron Kids Triathlon (various distances) - Recreation Center - Durango, Colorado - 970-375-7306
• 16 - Aspen High Country Triathlon/Duathlon - (800Y Swim/17M Bike/4M Run) - Aspen, Colorado - 970-429-2093
• 16 - Los Alamos Triathlon - (12.4M Bike/400m Swim/5K Run) - Los Alamos, New Mexico - 7:30 a.m. - 505-662-8173

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• 16 - Rattlesnake Sprint Triathlon (500M Swim/12 Mile Bike/5K Run) - Aurora Reservoir - Aurora, CO - 720-232-8669
  

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• 17 - Mini Muddy Buddy (ages 4-12) - Boulder Reservoir - Boulder, Colorado - 818-707-8866 x11

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• 17 - Los Alamos Kid's Triathlon (distances vary with age) - Los Alamos, New Mexico - 505-662-8173
  

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• 19 - Dip & Dash Series - (750M or 1,500M Swim, 5K Run) - Aurora Reservoir - Aurora, Colorado - 6:00 p.m. - 303-359-8042
  

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• 23 - F-1 Triathlon (800m Swim/14K Bike/4K Run/14K Bike/4K Run) - Roswell, New Mexico - 505-624-2698
• 23 - PLR Kids Tri (100ft Swim/2.4M Bike/0.75M Run) (150ft Swim/3.3M Bike/1M Run) - Plattvile, Colorado - 9:00 a.m. - 970-785-2435

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• 24 - Steamboat Springs Triathlon - (0.75M Swim/20M Bike/4M Run) - Lake Catamount - Steamboat Springs, Colorado - 8:00 a.m. - 303-442-0041
  

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• 24 - Jordanelle Triathlon (Sprint & Olympic distances) - Jordanelle State Park - Park City, Utah - 801-226-1308
• 24 - PLR Kids Tri7 - (8yrs: 50Y Swim/ 1.5M Bike/0.5M Run) (9-10yrs:100Y Swim/2.5M Bike/0.75M Run) (11yrs+: 150Y Swim/3.5M Bike/1M Run) - BTW Pelican Lake Ranch - Plattville, Colorado - 9:00 a.m. - 970-785-2435

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• 30-31 - 24 Hours of Triathlon - (As many laps of 0.24M Swim/11.2M Bike/2.6M Run as you can do in 24 hours) 8 hour and duathlon options also offered - Cherry Creek State Park, Denver, Colorado - 303-857-5031
  

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• 30-31 - Tenderfoot Triathlon/Duathlon (1000m pool Swim/40K Bike/10K run) - Salida, Colorado - 719-539-6738

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• 6 - Oktoberfest Sprint Tri - (800M Swim/12.4mi Bike/5K Run) - Union Reservoir - Longmont, Colorado - 303-408-1195
  

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• 6 - Adventure XStream Race Series - (Paddle/Mtn Bike/Trek) - Sprint/12 Hrs - Vail, Colorado - 970-259-7771

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• 7 - Fall Frenzy Triathlon - (500Y pool Swim/13M Bike/3M Run) (3M Run/13M Bike/3M Run) - Recreation Center - Parker, Colorado - 303-841-4500
  

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• 6 - Bear Lake Brawl Triathlon (750m Swim/12M Bike/5K Run) (1500m Swim/35M Bike/10K Run)- Bear Lake - Garden City, Utah - 801-492-3442
• 6 - Yucca Triathlon (10K Run/48K Bike/400m Swim) - White Sands Missile Range, New Mexico - 505-678-3374
• 7 - TriGlenwood Triathlon - (825m Swim/15M Bike/5M Run) - Hot Springs Lodge & Pool - Glenwood Springs, Colorado - 6:30 a.m. - 970-945-2208
• 7 - Bearable Adventure Race (Swim, Run, MTB, Orienteering) - Bear Creek Lake Park - Lakewood, Colorado - 720-963-5390
• 13 - Camp Yuba Triathlon (Sprint & Olympic distances) - Yuba State Park - Levan, Utah - 8:00 a.m. - 801-465-4318

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• 14 - Harvest Moon Long Course Triathlon - (1.2M Swim/56M Bike/13.1M Run) - Aurora Reservoir - Aurora, Colorado - 303-642-7917
  

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• 14 - Harvest Moon Long Course Duathlon - (5K Run/56M Bike/13.1M Run) - Aurora Reservoir - Aurora, Colorado - 303-642-7917
  

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• 14 - Harvest Moon Long Course AquaBike - (1.2M Swim/56M Bike) - Aurora Reservoir - Aurora, Colorado - 303-642-7917
  

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• 14 - Patriot Triathlon (400Y Swim/25K Bike/5K Run) - Aquatic Center _ Rio Rancho, New Mexico - 505-239-4246
• 14 - Ft. Collins Duathlon/Triathlon (450Y Swim/13M Bike/3M Run) - EPIC - Ft. Collins, Colorado - 7:00 a.m. - 970-482-0551

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• 20 - Crescent Moon Sprint Triathlon - (750 Meter Swim/20K Bike/5K Run) - Cherry Creek State Park - Denver, Colorado - 303-642-7917
  

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• 20 - Kokopelli Triathlon - (1.5K Swim/40K Bike/10K Run) (0.75K Swim/20K Bike-5K Run) - Sand Hollow - St. George, Utah - 435-865-8421

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• 21 - Boulder Tri Babes Sprint Triathlon (women only event) - (800M Swim/12.4mi Bike/5K Run) - Union Reservoir - Longmont, Colorado - 303-408-1195
  

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• 21 - Tri It In Delores (5M Run/4M Kayak/15M Bike) - Joe Rowell Park - Delores, Colorado - 11:00 a.m. - 970-565-2000 x23
• 25-28 - Adventure XStream Race Series Finale - (Paddle/Trek/Mtn Bike/Ropes/Rogaine) - 250-300M - Moab, Utah - 970-259-7771

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• 28 - Elephant Man Triathlon - (1M Swim/26.5M Bike/6M Run) - Elephant Butte, New Mexico - 8:00 a.m. - 505- 744-0055
  

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• 28 - Colorado Wild Women Du Wop Duathlon (12M Bike/5K Run) (5K Run/12M Bike/5K Run) (6.5M Bike/1.5M Run) - Aurora Reservoir - Aurora, Colorado - 303-843-9751

• 4 - Black Canyon Triathlon (500m Swim/25K Bike/5K Run) - Montrose Aquatic Center - Montrose, Colorado - 7:30 a.m. - 970-252-1355
• 12 - Stealth Triathlon (5K Run/30K Bike/700m Swim) - Holloman AFB, NM - 505-572-2391
• 18 - Powell 3 Triathlon Challenge (750m Swim/12M bike/5K Run) (1500m Swim/35M Bike/10K Run) - Stateline Marina - Lake Powell, Utah - 801-492-3442

• 2 - Defined Fitness Duathlon (5K Run/30K Bike/5K Run) - Rio Rancho, New Mexico - 505-888-7097

• 7 - Jingle Bell Triathlon (5K Run/25K Bike/400Y Swim) - Rio Rancho, New Mexico - 505-907-7378
• 13 - Polar Bear Triathlon (5K Run/40K Bike/400m Swim) - Bell Gymnasium - White Sands Missile Range, New Mexico - 505-678-3374

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