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California Trail Races



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Month Race Name Events Location Near  
January Calico Trail Run 50 km, 30 km CA, United States Calico  
January Brazen New Year's Day Half Marathon/10K/5K 13.1 mi, 10 km, 5 km CA, United States Castro Valley  
January Dirt Devils Wildhorse Trail Half Marathon and 5K Fun Run 13.1 mi, 5 km CA, United States San Diego  
January Wildhorse Half Marathon Trail Run 13.1 mi CA, United States San Diego  
January INTO THE WILD BLACK STAR CANYON 9.2K 9.2 km CA, United States Orange  
January Coyote Hills Half Marathon/10K/5K 13.1 mi, 10 km, 5 mi CA, United States Fremont  
January Ultra SLO Trail Series: Santa Margarita 50 mi, 25 mi, 10 mi CA, United States  
January Clikapudi Trail Runs 13.1 mi CA, United States Redding  
January The Bluffs 5K & 12K at San Onofre 12 km, 5 km CA, United States Orange County  
January Folsom Lake Sweetwater Trail Run 50 km, 26.2 mi, 30 km, 13.1 mi, 9 mi, 10 km, 5 km CA, United States Folsom  
January Hacienda Hills Trail Run - Winter 50 km, 26.2 mi, 30 km, 13.1 mi, 9 mi, 10 km, 5 km CA, United States San Jose  
January Horsethief Canyon Half Marathon 13.1 mi CA, United States Alpine  
February Woodside Kings Mountain Half Marathon & 5 Mile 13.1 mi, 5 mi CA, United States Woodside  
February Bandit Ultra Trail Run 50 km CA, United States Simi Valley  
February Gettin Hitched Valentines 5K 5 km CA, United States San Diego  
February Bay Breeze Half Marathon/10K/5K 13.1 mi, 10 km, 5 km CA, United States Fremont  
February Hellyer Half Marathon/10K/5K 13.1 mi, 10 km, 5 km CA, United States San Jose  
February Quarry Lakes Family 5K and 10K 10 km, 5 km CA, United States Fremont  
February Love on the Rocks 5K & 10K Team Challenge 10 km, 5 km CA, United States Chico  
February Mt. Umunhum Trail Conquest 50 km, 26.2 mi, 30 km, 13.1 mi, 7 mi, 5 km CA, United States San Jose  
March Marin Trail 10K & 20K 20 km, 10 km CA, United States San Rafael  
March Marin Trail 10K & 20K - Runner Reports 20 km, 10 km CA, United States San Rafael  
March Way Too Cool 50K 50 km CA, United States Cool  
March Catalina Marathon 26.2 mi, 10 km, 5 km CA, United States Avalon  
March Romancing the Island 25 km, 12 km CA, United States Tiburon  
March Romancing the Island - Runner Reports 25 km, 12 km CA, United States Tiburon  
March Napa Valley Trail Marathon, Half Marathon & 10K 26.2 mi, 13.1 mi, 10 km CA, United States Calistoga  
March Diablo Trails Challenge 32.1 mi CA, United States Walnut Creek  
March Napa Valley Half marathon 13 mi CA, United States Napa  
March INTO THE WILD OC TRAIL RUN 10k/21k 21 km, 10 km CA, United States Orange County  
March Coyote Lake 5K, 10K, 15K Trail Run 15 km, 10 km, 5 km CA, United States San Jose  
March Woodside Ramble 50 km, 36 km, 13.1 mi, 10 km CA, United States Woodside  
March Badger Cove Half Marathon/10K/5K 13.1 mi, 10 km, 5 km CA, United States Livermore  
March Brazen Goonies Half Marathon/10K/5K 13.1 mi, 10 km, 5 km CA, United States Vacaville  
March Griffith Park Trail Marathon 26.2 mi CA, United States Hollywood  
March Coyote Backbone Trail Ultra 100 mi, 68 mi CA, United States Mugu State Park  
March Ramblas Run 13 mi, 10 km, 5 km CA, United States Orange County  
March Sanborn Trail Challenge 13.1 mi, 8 mi, 4 mi CA, United States Saratoga  
March Folsom Lake Southside Trail Run 50 km, 21 mi, 13.1 mi, 9 mi, 10 km, 5 km CA, United States Folsom  
March South Hills Single Track Trail Run 50 km, 26.2 mi, 16 mi, 13.1 mi, 9 mi, 10 km, 5 km CA, United States San Jose  
March Tesoro Viejo Spring Classic Half Marathon 13.1 mi CA, United States Madera  
April Golden Gate Headlands 26.2 mi, 13.1 mi, 7 mi CA, United States Sausalito  
April Muir Woods Marathon, 25K & 7 Mile 26.2 mi, 25 km, 7 mi CA, United States Stinson Beach  
April Diablo Trails Challenge 50K/Half Marathon/10K/5K 50 km, 13.1 mi, 10 km, 5 km CA, United States Walnut Creek  
April Ayala Cove Trail Run (5mi, 10mi, 15mi) 15 mi, 10 mi, 5 mi CA, United States Tiburon  
April Dirt Devils Racing Series Painted Rocks Half Marathon 13.1 mi CA, United States San Diego  
April Folsom Point Spring Trail Runs 50 km, 22 mi, 25 km, 7 mi CA, United States Folsom  
April Rancho Runs 24 mi, 14 mi, 9 mi, 4 mi, 2.4 mi CA, United States Morgan Hill  
April SLO Mountain Run 5K & 10K 10 km, 5 km CA, United States San Luis Obispo  
April Mercury Mine 7K, 12K, and 18K Trail Run 18 km, 12 km, 7 km CA, United States San Jose  
April Knickerbocker Canyon Trail Run 13.1 mi, 10 km, 5 km CA, United States Cool  
April Folsom Lake Trail Run 50 km, 26.2 mi, 13.1 mi, 10 km CA, United States Folsom  
April Foxy Half Marathon Trail Run 13.1 mi CA, United States San Diego  
April Diamond S Ranch 25k-50k "FREE RACE" 31.2 mi CA, United States Portola  
April Trail Less Traveled 5K and Quarter Marathon & ~14-Mile Trail Runs 14 mi, 6.6 mi, 5 km CA, United States Chico  
April Calistoga Trail Ramble 10 mi, 10 km CA, United States Calistoga  
April Leoni Meadows Trail Race Series 13.1 mi, 5 km, 0.7 mi CA, United States Grizzly Flats  
April Ahmanson 6/12K Trails 12 km, 6 km CA, United States Los Angeles  
April Angwin to Angwish - Napa Valley Trail Run 13.1 mi, 10 km, 4 km CA, United States Napa  
April Napa Valley 50K 50 km, 20 mi CA, United States Calistoga  
April Folsom Lake Falcon Crest Trail Run 13.1 mi, 8 mi, 10 km, 5 km CA, United States Folsom  
April Santa Teresa King Richard Annual Trail Run 13.1 mi, 10 mi, 10 km, 5 km CA, United States San Jose  
April California Gold Rush Trail Run 13.1 mi, 15 km, 10 km, 5 km CA, United States Coloma  
April Sierra Azul Trail Challenge 50 km, 26.2 mi, 20 mi, 13.1 mi, 7 mi, 5 km CA, United States San Jose  
April Big Sur Land Trust's Race for Open Space 21 mi, 10 mi, 9.5 km, 8.5 km, 4 mi, 3.4 mi, 5 km, 2.4 mi CA, United States Salinas  
April Annadel Half Marathon 13.1 mi, 6.2 mi, 3.1 mi CA, United States Santa Rosa  
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 Mt Wilson Trail Race 8.6 mi CA, United States Sierra Madre  
May DRTE 100 Mile/100K 100 mi, 100 km, 50 km CA, United States Santa Barbara  
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 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 Into the Wildlands Limestone Eco Challenge 12k/20k 20 km, 12 km CA, United States Orange  
May Cougar Half Marathon Trail Run 13.1 mi CA, United States San Diego  
May Ring the Bell Trail Run 16 mi, 8 mi CA, United States Rancho Santa Margarita  
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 Armstrong Redwoods/Austin Creek Trail Run 50 km, 30 km, 17 km, 9 km CA, United States Guerneville  
May Hood Mountain Vertical Challenge 9 mi CA, United States Santa Rosa  
May Ancient Redwood Running Festival 12 mi, 10 mi, 6 mi, 5 mi CA, United States  
May Soboba Trail Race 25 km, 10 km, 5 km CA, United States San Jacinto  
May The Lone Coyote 8 Mile Dash 8 mi CA, United States San Francisco  
May Sasquatch Trail 5k and Kids Race 3.4 mi CA, United States Fresno  
May Wildflower 10.7 Mile Trail Run 10.7 mi CA, United States Bradley  
May Mother's Day Weekend Meso Run 5 km CA, United States Los Angeles  
May Quicksilver 100K and 50K 100 km, 50 km CA, United States San Jose  
May John Wayne Grit Series – Pioneertown, CA Half Marathon & 10k 13.1 mi, 10 km CA, United States San Bernardino  
May Hacienda Hills Run 50 km, 26.2 mi, 13.1 mi, 9 mi, 10 km, 5 km CA, United States San Jose  
May Sly Park Lake Trail Run 50 km, 26.2 mi, 18 mi, 13.1 mi, 8.5 mi, 10 km, 5 km CA, United States Pollock Pines  
May Placerville Path Memorial Day Run 13.1 mi, 15 km, 10 km, 5 km CA, United States Placerville  
May Big Sur Land Trust's Race for Open Space Adventure Course 21 mi, 9.5 mi, 8.5 mi, 2 mi CA, United States Monterey  
May Giddy Up 5k 5 km CA, United States Temecula  
June Western States Endurance Run 100 mi CA, United States Auburn  
June Holcomb Valley 33/15 Mile Trail Run 33 mi, 15 mi CA, United States Big Bear Lake  
June Woodminster Cross Country Race 9 mi CA, United States Oakland  
June Double Dipsea (Walt Stack DSE Double Dipsea) 13.7 mi CA, United States Stinson Beach  
June Xterra Marin Headlands Trail Run 21 km, 7 km CA, United States San Francisco  
June San Lorenzo River Trail Run (10 Km, Half Marathon, 30 Km, Marathon, 50 Km) 50 km, 26.2 mi, 30 km, 13.1 mi, 10 km CA, United States Santa Cruz  
June Dirt Devil Racing Series Coyote 5K 5 km CA, United States San Diego  
June Pacifica Foothills Trail Run 26.2 mi, 13.1 mi, 10 km, 5 km CA, United States Pacifica  
June ITR Marin Ultra Challenge 50 mi, 50 km CA, United States Sausilito  
June Coyote 5K Trail Run 5 km CA, United States San Diego  
June Trail Quake Half Marathon/10K/5K 13.1 mi, 10 km, 5 km CA, United States Saratoga  
June Cirque Du Griffith 6/12 hour 2.5 mi CA, United States Los Angeles  
June Valley Crest Half Marathon & 10k 13.1 mi, 10 km CA, United States Los Angeles  
June Calero Trail Run 50 km, 25 km, 13.1 mi, 15 km, 10 km, 5 km CA, United States San Jose  
June Mt. Umunhum Ultras 100 km, 50 mi, 50 km, 26.2 mi, 30 km, 13.1 mi, 9 mi, 10 km, 5 km CA, United States San Jose  
June John Wayne Grit Series Newport Coast 25K & 5K 25 km, 5 km CA, United States Orange County  
June Mississippi Bar Trail Run 10 km CA, United States Sacramento  
July The Kirkwood Klimb Mountain Trail Run 10 km, 5 km CA, United States Kirkwood  
July Dirt Devil Racing Series Sidewinder 10K 10 km CA, United States San Diego  
July Sidewinder 10K Trail Run 10 km CA, United States San Diego  
July Dirty Dozen & Half Dozen 12 & 6 Hr Endurance Run w/ Dirty 10K/5K 50 mi, 50 km, 26.2 mi, 25 km, 13.1 mi, 10 km, 5 km CA, United States Pinole  
July Bad Bass Half Marathon/10K/5K 13.1 mi, 10 km, 5 km CA, United States Castro Valley  
July Pacifica Trail Run 50 km, 30 km, 21 km, 9 km CA, United States Pacifica  
July Black Mountain 50k 50 km, 25 km CA, United States San Diego  
July Ragnar Trail Tahoe-CA, Presented by Salomon 120 mi CA, United States Truckee  
July Rancho Hills Trail Run 50 km, 26.2 mi, 30 km, 13.1 mi, 10 mi, 10 km, 5 km CA, United States Morgan Hill  
July Kirkwood Thunder Mountain Trail Challenge 50 km, 30 km, 13.1 mi, 8 mi, 10 km, 5 km CA, United States Kirkwood  
August Bulldog 50K Ultra / 25K Trail Run 50 km, 25 km CA, United States Calabasas  
August Golden Gate Headlands 50K 50 km CA, United States Sausalito  
August Angeles Crest 100-Mile Endurance Run 100 mi CA, United States Wrightwood  
August BULLDOG 25K MALIBU CANYON 25 km, 8 mi CA, United States Malibu  
August The East Bay Enchantment 10 mi, 10 km, 5 km CA, United States Castro Valley  
August The Northstar at Tahoe Nirvana Mountain Trail Run 10 km CA, United States Truckee  
August Squaw Valley Mountain Run 3.6 mi CA, United States Truckee  
August 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  
August Dirt Devil Racing Series Stairway to Heaven 15K 15 km CA, United States San Diego  
August Into the Wild Rockin' Summer Run 8k #2 8 km CA, United States Orange  
August Into the Wild Rockin' Summer Run 8k #3 8 km CA, United States Orange  
August Into the Wild Rockin' Summer Run 8k #1 5 km CA, United States Orange  
August Stairway to Heaven 15K Trail Run 15 km CA, United States San Diego  
August Run by the Sea 12 km CA, United States Santa Cruz  
August Summer Breeze Half Marathon/10K/5K 13.1 mi, 10 km, 5 km CA, United States San Leandro  
August Bear Creek Half Marathon/10K/5K 13.1 mi, 10 km, 5 km CA, United States Martinez  
August Montana de Oro Trail Runs 50 km, 25 km, 12 km, 8 km CA, United States Los Osos  
August Salt Point Trail Run 50 km, 26 km, 11 km CA, United States Jenner  
August Race Thru The Redwoods 6.2 mi, 1 mi CA, United States Felton  
August Skyline 50K Endurance Run 50 km CA, United States Castro Valley  
August 11,053' Summer Ezakimak Challenge 5 km CA, United States Bishop  
August Bulldog 50K Ultra & 25K Trail Runs 50 km, 25 km CA, United States Los Angeles  
August Kirkwood's Ultras 100 km, 46 mi, 50 km CA, United States Kirkwood  
August Sly Park Lake Trail Run - Summer 50 km, 26.2 mi, 18 mi, 13.1 mi, 8.5 mi, 10 km, 5 km CA, United States Pollock Pines  
August Almaden Hills Trail Run - Summer 50 km, 26.2 mi, 30 km, 13.1 mi, 8 mi, 10 km, 5 km CA, United States San Jose  
September Sierra Nevada Endurance Runs 12K/Marathon 26.2 mi, 12 km CA, United States Sacramento  
September Redwood Park Trail Run 50 km, 30 km, 20 km, 10 km CA, United States Oakland  
September The Napa Valley Stomp 1/2 marathon, 10k and 5k Trail Run 13.1 mi, 10 km, 5 km CA, United States Napa  
September Sunrise over Sonoma Trail Run 10 mi, 5 mi CA, United States Healdsburg  
September Lagoon Valley Trail Run 10 km, 5 km CA, United States Vacaville  
September Leona Valley Trail Races 26.2 mi, 13.1 mi, 10 km, 5 km CA, United States Lake Hughes  
September Dirty Invitational Marathon 26.2 mi CA, United States San Diego  
September Trail Hog Half Marathon/10K/5K 13.1 mi, 10 km, 5 km CA, United States San Jose  
September Drag-N-Fly Half Marathon/10K/5K 13.1 mi, 10 km, 5 km CA, United States Anticoh  
September Headlands Marathon, 50, 75 & 100 Mile Endurance Run 100 mi, 75 mi, 50 mi, 26.2 mi CA, United States Rodeo Beach  
September Night Sweats Trail Run 26.2 mi, 15 km CA, United States Rodeo Beach  
September Tahoe 200 Mile Endurance Run 202 mi CA, United States Tahoe City  
September Island View Trail race 10 mi, 4 mi CA, United States Santa Barbara  
September South Hills Single Track Trail Run - Fall 50 km, 26.2 mi, 16 mi, 13.1 mi, 9 mi, 10 km, 5 km CA, United States San Jose  
September Mt. Baldy Run-to-the-Top 7.1 mi CA, United States Claremont  
October Dick Collins Firetrails 50 50 mi CA, United States Castro Valley  
October Carmel Valley Trail Run 50 km, 25 km, 19 km, 8 km CA, United States Carmel Valley  
October Big Sur Trail Marathon, Half Marathon & 5 Mile 26.2 mi, 13.1 mi, 5 mi CA, United States Big Sur  
October San Diego 100 Mile Endurance Run 100 mi CA, United States Lake Morena  
October Whiskeytown Trail Runs 50 km, 30 km, 8.3 mi, 1 mi CA, United States Redding  
October Napa Valley Wine Country Marathon, Half Marathon & 10K 26.2 mi, 13.1 mi, 10 km CA, United States Calistoga  
October Stinson Beach Trail Run 50 km, 30 km, 20 km, 12 km CA, United States Stinson Beach  
October Twin Peaks Ultra 50/50 50 mi, 50 km CA, United States South Corona  
October Mount Tamalpais 10k Trail Run 10 km CA, United States Mill Valley  
October Bizz Johnson Trail Marathon (Express Half Marathon, 10 Km, Half Marathon & Marathon) 26.2 mi, 13.1 mi, 10 km CA, United States Susanville  
October Dirt Devil Racing Series Raptor Ridge Half Marathon 13.1 mi CA, United States San Diego  
October Santa Cruz Island Eco-Extreme Trail Half Marathon 13.1 mi CA, United States Mugu State Park  
October Twilight's Last Gleaming Cross Country Challenge 4 mi CA, United States Ventura  
October Raptor Ridge Half Marathon Trail Run 13.1 mi CA, United States San Diego  
October Quicksilver Challenge 13.1 mi CA, United States San Jose  
October Skyline to the Sea 50 km CA, United States Boulder Creek  
October Brazen Rocky Ridge Half Marathon Championship/10K/5K 13.1 mi, 10 km, 5 km CA, United States San Ramon  
October Tahoe XC's Fall into Winter Trail Runs 21 km, 10.5 km, 7 km, 2 km CA, United States Tahoe City  
October Ragnar Trail Vail Lake 115 mi CA, United States San Diego  
October Pasadena 5k/10k 10 km, 5 km CA, United States Pasadena  
October Sac River Trail Races 26.2 mi, 15 km, 1 mi CA, United States Redding  
October Elfin Forest Keepin' It Rural 5K/10K Trail run/hike 10 km, 5 km CA, United States San Diego  
October Heart of Cool Trail Run 13.1 mi, 10 km, 5 km CA, United States Cool  
October No Name 5030 50 mi, 50 km, 30 km, 15 km CA, United States Agoura Hills  
October Paradise Trail Runs 9 mi, 4 mi CA, United States Chico  
October Sonoma Ultra 50K and Half Marathon 50 km, 13.1 mi CA, United States Santa Rosa  
October Bay Ridge Endurance Runs 100 km, 50 mi, 26.2 mi CA, United States Castro Valley  
October Rocky Peak Ultra Trail Race 50 km, 30 mi CA, United States Los Angeles  
October John Wayne Grit Series – Lone Pine Half Marathon & 10K, Lone Pine, CA 13.1 mi, 10 km CA, United States Fresno  
October Rancho Canada del Oro Trail Challenge 30 km, 13.1 mi, 8 mi, 10 km, 5 km CA, United States Morgan Hill  
October California Gold Rush Trail Run - Fall 13.1 mi, 15 km, 10 km, 5 km CA, United States Coloma  
November Into the Wild HPN Trail Running Championship 12k/20k 20 km, 12 km CA, United States Orange  
November Stinson Beach Marathon 26.2 mi, 25 km, 7 mi CA, United States Stinson Beach  
November XTERRA Topanga Turkey Trot 15 km, 10 km, 5 km CA, United States Calabasas  
November Quad Dipsea 28.4 mi CA, United States Mill Valley  
November Run the River Marathon & Ultramarathon 50 km, 26 mi CA, United States Folsom  
November McNally's Trail Burger Run and Walk 26.2 km CA, United States Kernville  
November Nitro Turkey Thanksgiving Run 5K, 10K, Little Turkeys Race 10 km, 5 km CA, United States Pinole  
November Griffith Park Trail Half Marathon 13.1 mi CA, United States Hollywood  
November Quarry Turkey Thanksgiving Half Marathon/10K/5K & Little Turkeys Race 13.1 mi, 10 km, 5 km, 0.1 mi CA, United States Fremont  
November Diablo Trail Adventure Half Marathon/10K/5K/Family Hike 13.1 mi, 10 km, 5 km, 2 mi CA, United States Walnut Creek  
November Ragnar Trail Los Coyotes-CA, Presented by Salomon 120 mi CA, United States San Diego  
November Whoos in el moro trail races 50 km, 25 km, 10 km CA, United States Orange County  
November The North Face Endurance Challenge 50 mi, 50 km, 26.2 mi, 26.2 mi, 13.1 mi, 10 km, 5 km CA, United States San Francisco  
November Almaden Hills Trail Run - Fall 50 km, 26.2 mi, 30 km, 13.1 mi, 8 mi, 10 km, 5 km CA, United States San Jose  
November Sly Park Lake Trail Run - Fall 50 km, 26.2 mi, 18 mi, 13.1 mi, 8.5 mi, 10 km, 5 km CA, United States Pollock Pines  
December OTHTC High Desert 50 km Ultra & 30km 50 km, 30 km CA, United States Ridgecrest  
December Death Valley Trail Marathon & 30K 26.2 mi, 30 km CA, United States Death Valley  
December Hark the Herald Angels Run 12K & 25K 25 km, 12 km CA, United States Tiburon  
December Rodeo Beach Trail Run 50 km, 30 km, 20 km, 8 km CA, United States Rodeo Beach  
December Summit Rock Half Marathon/10K/5K 13.1 mi, 10 km, 5 km CA, United States Saratoga  
December Brazen New Year's Eve Half Marathon/10K/5K 13.1 mi, 10 km, 5 km CA, United States Castro Valley  
December Woodside Trail Run 50 km, 35 km, 17 km, 10 km CA, United States Woodside  
December Calero Trail Run - Winter 50 km, 26.2 mi, 25 km, 13.1 mi, 15 km, 10 km, 5 km CA, United States San Jose  
December Placerville's Holiday Jingle & Mingle Run 13.1 mi, 15 km, 10 km, 5 km CA, United States Placerville  


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