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May Trail Races



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Month Race Name Events Location Near  
May Capon Valley 50K Run 50 km WV, United States Yellow Spring  
May Ganaraska Trail Runs 50 km, 25 km, 12.5 km ON, Canada Orillia  
May Ice Age Trail 50 50 mi, 50 km WI, United States La Grange  
May Massanutten Mountain Trails 100 Mile Run 101.8 mi VA, United States Front Royal  
May Quicksilver 50 Mile, 50K and 25K 50 mi, 50 km, 25 km CA, United States San Jose  
May XTERRA Malibu Creek Trail Challenge Scramble 14 mi, 4 mi CA, United States Calabasas  
May Spring Salmon Run 10 km CA, United States Nevada City  
May Watershed Preserve 12-Hour Trail Race 26.2 mi WA, United States Redmond  
May Mt Wilson Trail Race 8.6 mi CA, United States Sierra Madre  
May Wyoming Marathon Races 52.4 mi, 26.2 mi, 13.1 mi, 5 km WY, United States Laramie  
May Long Island Greenbelt Trail 50K and 25K Runs 50 km, 25 km NY, United States Plainview  
May Silver State 50/50 Endurance Run 50 mi, 50 km, 13.1 mi NV, United States Reno  
May Forest Park Trail Run 10km, 20km & 50km 50 km, 20 km, 10 km OR, United States Portland  
May VCTC Summer X-C Series 1 5 km NY, United States Bronx  
May Pilot Hill 25K Classic 25 km WY, United States Laramie  
May Runnin The Rocks - 10K/5K 6.2 mi, 3.1 km GA, United States Conyers  
May Dandelion Run 5 km OH, United States Dover  
May Sky Mesa Pass Trail Marathon 26.2 mi CO, United States Grand Junction  
May Trail Trial 10k 10 km, 10 km VA, United States Charlottesville  
May Sunflower Relay and Iron Event 26 mi WA, United States winthrop  
May Muddy Marathon with QM, HM option 26.2 mi, 13.1 mi, 6.6 mi NJ, United States Rockaway NJ  
May Fat Tire Trail Challenge - Black Hills Trail Series 4 mi SD, United States Rapid City  
May DRTE 100 Mile/100K 100 mi, 100 km, 50 km CA, United States Santa Barbara  
May Alkali Creek Trail Race 8 mi SD, United States Sturgis  
May Cinderella Trail Run (5 Mile, Half Marathon, 30K, Marathon, 50K) 50 km, 26.2 mi, 30 km, 13.1 mi, 5 mi CA, United States Oakland  
May Scenic City Trail Marathon 26.2 mi TN, United States Chattanooga  
May The Ironmaster's Challenge 26.6 mi, 9.7 mi PA, United States Gardners  
May The Sage Burner 50 km, 25 km CO, United States Gunnison  
May Sehgahunda Trail Marathon & Relay 26.2 mi NY, United States Mt. Morris  
May OBX Ultramarathon 50 km NC, United States Corolla  
May Greenland Trail 50K, 25K, 8M 50 km, 25 km, 8 mi CO, United States Larkspur  
May Flying Eagle Adventure Series 5 km FL, United States Bradenton  
May Big Trees Trail Run 50 km, 30 km, 13.1 mi, 10 km CA, United States Oakland  
May China Camp Trail Run 13.1 mi, 10 km, 5 km CA, United States San Rafael  
May Timp Trail Marathon & Half Marathon 27.4 mi, 13.1 mi UT, United States Pleasant Grove  
May Into the Wildlands Limestone Eco Challenge 12k/20k 20 km, 12 km CA, United States Orange  
May Purple Cloth 5K and Kid's Dash 5 km NC, United States Raleigh  
May Sulphur Springs Trail Run 100 mi, 50 mi, 50 km, 25 km, 10 km ON, Canada Ancaster  
May Happy Camper 5K Trail Run 5 km WI, United States Three Lakes  
May Cougar Half Marathon Trail Run 13.1 mi CA, United States San Diego  
May Loop the Lakes 21 km, 15 km BC, Canada Squamish  
May Wesley Woods Annual 5K Fun Run/Walk 5 km MI, United States Dowling  
May Draper Trail Days 10 mi UT, United States Salt Lake City  
May Ring the Bell Trail Run 16 mi, 8 mi CA, United States Rancho Santa Margarita  
May Twisted Ankle Trail Marathon & Half Marathon 13.1 mi GA, United States Summerville  
May Armstrong Redwoods/Austin Creek Trail Run 50 km, 30 km, 17 km, 9 km CA, United States Guerneville  
May Ride the Wind 100M/50M 100 mi NV, United States Las Vegas  
May The North Face Endurance Challenge New York 50 mi, 50 km, 26.2 mi, 13.1 mi, 10 km, 5 km NY, United States Bear Mountain  
May Western Pacific Marathon/Half Marathon/10K/5K 26.2 mi, 13.1 mi, 10 km, 5 km CA, United States Fremont  
May Wildcat Half Marathon/10K/5K 13.1 mi, 10 km, 5 km CA, United States El Sobrante  
May Nitro Trail Half Marathon/10K/5K 13.1 mi, 10 km, 5 km CA, United States Pinole  
May Mount Diablo Trail Run (Summer) 50 km, 25 km, 8 km CA, United States Clayton  
May 14K(arat) Women's Trail Run 14 km, 5 km WI, United States West Bend  
May The Beer Relay 6 mi CO, United States Lyon's  
May The North Face Dirty Feet Trail Run #2 21 km, 10 km, 5 km BC, Canada Kelowna  
May Chuckanut Mountain Marathon and Half 26.2 mi, 13.1 mi WA, United States Bellingham  
May OWBC Redbud Trail Challenge 20 km, 10 km, 5 km OH, United States Caldwell  
May Stateline Loop 5K/10K Trail Race for Conservation 10 km, 5 km PA, United States Kennett Square  
May Vegas Virgin Voyage 80 mi NV, United States Las Vegas  
May The Cumby 20 km BC, Canada Cumberland  
May Flight of Fire 13.1 mi, 10 km, 5 km NV, United States Las Vegas  
May Soboba Trail Race 25 km, 10 km, 5 km CA, United States San Jacinto  
May Hardwood Trail Running Series Race #1 10 km, 5 km ON, Canada Barrie  
May Black Mountain Monster 5K/6HR/12HR/24HR Ind. & Team Race/Fundraiser 5 km NC, United States Black Mountain  
May Rabbit Valley Half 13.1 mi CO, United States Fruita  
May Leoni Meadows Trail Race Series 50 km, 13.1 mi, 5 km, 1 mi CA, United States Grizzly Flats  
May NORAD Trail Race 13.1 mi, 8 mi, 4 mi CO, United States Colorado Springs  
May Fear the Deer trail 1/2 marathon 13.1 mi CO, United States Littleton  
May SAGE Spring Run-Off Trail Race 10 mi, 5 mi CO, United States Wolcott  
May Hood Mountain Vertical Challenge 9 mi CA, United States Santa Rosa  
May Boulder Mountain Marathon and 10-mile Ascent 26.2 mi, 10 mi CO, United States Gold Hill  
May Ancient Redwood Running Festival 12 mi, 10 mi, 6 mi, 5 mi CA, United States  
May Wildflower Half 50 km, 25 km, 10 km, 5 km TX, United States Austin  
May Spring Backyard Burn 5M/10M Trail Running Series-Race #4 10 mi, 5 mi VA, United States Lorton  
May EX2 Adventures Reservoir Relay Trail Run 18 mi VA, United States Clifton  
May Press Forward 5K Trail Run 5 km VA, United States Fredericksburg  


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