March Classic Runs in the West
Morgan Hill, CA
Wildflower Run
Mar 24, 2024
Novato, CA
Lucky Run
Mar 17, 2024
Newport Beach, CA
Spirit Run
Mar 17, 2024
Kailua, HI
Windward Half Marathon
Mar 24, 2024
Redmond, WA
Beat the Bunny 5K
Mar 30, 2024
Perrigo parkrun
Jun 8, 2024
Jun 15, 2024
Jun 22, 2024
Jun 29, 2024
48 more
Lake Sammamish Half Marathon
Mar 8, 2025
Portland, OR
Rock Creek Trail parkrun
Aug 24, 2024
Aug 31, 2024
Sep 7, 2024
Sep 14, 2024
48 more
Shamrock Run
Mar 16, 2025
Fairbanks, AK
Chena River to Ridge
Mar 2, 2024
St. Patrick's Run
Mar 16, 2024
Tanana River Challenge
Mar 16, 2024
White Mountains 100
Mar 23, 2024
Provo, UT
BYU Cougs vs Cancer Run
Mar 8, 2025
Lakewood, CA
Lakewood Run
Mar 2, 2024
Hornitos, CA
Hornitos Run
Mar 3, 2024
Thornton, CO
Lucky Dog Dash
Mar 2, 2024
RMRR Spring Marathon Training Series
Mar 24, 2024
Apr 28, 2024
Visalia, CA
End of the Trail Run
Mar 9, 2024
Sacramento, CA
Seize the Moment Run for Epilepsy
Mar 23, 2024
Shamrock'n Half Marathon
Mar 16, 2025
Mar 15, 2025
Kirkland, WA
Kirkland Shamrock Run
Mar 17, 2024
Eugene, OR
Run for the Shamrock
Mar 9, 2024
Suddenly Sleepy Sleepwalk 5K
Mar 10, 2024
Oregon Track Club Running Series - #1
Mar 14, 2024
Lucky Clover
Mar 17, 2024
Encinitas, CA
Moonlight Beach Half Marathon
Mar 17, 2024
Bainbridge Island, WA
Fort Ward parkrun
Feb 1, 2025
Feb 8, 2025
Feb 15, 2025
Feb 22, 2025
48 more
Fremont, CA
Fiercelifit Half Marathon & 10K/5K
Mar 23, 2024
Western Pacific Half Marathon
Mar 30, 2024
Anchorage, AK
Shamrock Shuffle
Mar 16, 2024
Greeley, CO
Run for Women to Women
Mar 23, 2024
Bellingham, WA
Runnin' O the Green
Mar 16, 2024
Cody, WY
Hunt Trail Race
Mar 9, 2024
Sonoma, CA
Viansa Wine Run 5K
Mar 24, 2024
Ivins, UT
Hog and Jog 5K
Mar 30, 2024
Temecula, CA
Shamrock Steps 5K
Mar 16, 2024
Clarkston, WA
St. Patrick's Day Run
Mar 16, 2024
San Bernardino, CA
Kappa Delta Shamrock 5K
Mar 23, 2024
Saint George, UT
Lake to Lake Relay and Ultra
Mar 2, 2024
Get Your Rear in Gear - St. George
Mar 23, 2024
Art Attack
Mar 30, 2024
Honolulu, HI
Honolulu Rainbow EKIDEN
Mar 10, 2024
King's Runner 10K
Mar 2, 2025
Ku'ikahi 5K, 10K & Half Marathon
Mar 15, 2025
Denver, CO
Time to Paddy 5K/10K and Lucky 13.1
Mar 3, 2024
Runnin' of the Green 7K
Mar 10, 2024
Central Park 5K
Mar 23, 2025
Boulder City, NV
St. Patrick's Day Half Marathon
Mar 17, 2024
Fresno, CA
Fresno Pi Day Run
Mar 16, 2024
St Patrick's Day Run
Mar 17, 2024
Spring Fling Duathlon
Mar 23, 2024
Santa Rosa, CA
Ilsanjo Classic 10-miler & Neo-Classic 4-miler
Mar 3, 2024
St. Patrick's Day 5K
Mar 17, 2024
Culver City, CA
Screenland 5K
Mar 9, 2025
Huntington Beach, CA
Rodeo Run 5K/10K
Mar 3, 2024
SOCAL Marathon
Mar 1, 2025
Oakdale, CA
San Jose Spartan
Mar 30, 2024
Mar 31, 2024
Newport, OR
Newport Shamrock Run
Mar 16, 2024
Colorado Springs, CO
Time to Paddy 5K/10K and Lucky 13.1
Mar 2, 2024
5K for St. Patrick's Day
Mar 16, 2024
War Dog Memorial 5K
Mar 23, 2024
Granite Bay, CA
Mighty Dog 5K/10K
Mar 23, 2024
Woodinville, WA
Woodinville Leprechaun Leap 5K/10K
Mar 15, 2025
San Jose, CA
San Jose Shamrock Run
Mar 16, 2024
Taking Stride With Pride: A 5K + Health and Wellness Fair
Mar 23, 2024
Olympia, WA
Ninja 1M, 5K, 10K, 15K & Half Marathon
Mar 9, 2024
Pinkathon: A Fun 5K for Oakley Carlson
Mar 16, 2024
Donut Dash 5K
Mar 17, 2024
Orem, UT
Race to Retirement
Mar 30, 2024
Salt Lake City, UT
RUN SLC Full Race Series
Feb 3, 2024
Mar 2, 2024
Apr 13, 2024
GenderBands 5K
Mar 23, 2024
Palmdale, CA
HDR Kick Off 5000
Mar 2, 2024
Coos Bay, OR
Prediction Walk and Run
Mar 9, 2024
Aptos, CA
Run For Rio 5K
Mar 3, 2024
Bakersfield, CA
St. Patrick's Day 5K
Mar 17, 2024
Bakersfield Donut Run
Mar 23, 2024
Malibu, CA
Rosenthal Wine Run 5K
Mar 9, 2024
Issaquah, WA
Lake Sammamish Half Marathon
Mar 8, 2025
Layton, UT
Leprechaun Dash 5K
Mar 9, 2024
Tualatin, OR
Tualatin River Run
Mar 30, 2024
Vancouver, WA
Couve Clover Run
Mar 23, 2025
Seattle, WA
Women's History Month 5K
Mar 9, 2024
St. Patrick's Day Dash
Mar 17, 2024
Leif to Leif 5K
Mar 23, 2024
Dizzy Daze
Mar 30, 2024
Self-Transcendence 2 Mile Races
Aug 3, 2024
Sep 7, 2024
Oct 5, 2024
Nov 9, 2024
8 more
Hot Chocolate 15K/5K
Mar 2, 2025
UW Cherry Blossom Run
Mar 22, 2025
Mar 23, 2025
Mar 29, 2025
San Clemente, CA
Shamrock Run San Clemente 5K/10K
Mar 16, 2024
Santa Monica, CA
Pinch Me I'm Running Half Marathon
Mar 10, 2024
Spring Equinox Half Marathon
Mar 24, 2024
Only Fools Run - Almost Aprils Fools Day
Mar 30, 2024
Happy Easter Half Marathon
Mar 31, 2024
Cupertino, CA
Big Bunny 5K
Mar 30, 2024
Golden, CO
All-Out Spring Fever
Mar 23, 2025
Pacifica, CA
Pacifica Runners St. Patrick's Day 5K
Mar 16, 2024
Walnut Creek, CA
Revel Mount Diablo
Mar 2, 2024
Steamboat Springs, CO
Luck of the Irish 7K
Mar 16, 2024
Buena Vista, CO
Most Eggcellent 10K, 5K
Mar 30, 2024
Westminster, CO
Erin Go Braugh 7.77K
Mar 15, 2025
Winter Park, CO
Alpenglow Bounce 5K
Mar 9, 2024
Tacoma, WA
St. Paddy's Day 5K
Mar 15, 2025
Ashland, OR
Charlies Chocolate Run
Mar 3, 2024
Los Angeles, CA
Griffith Park Half Marathon
Mar 3, 2024
Michael J. Fox Foundation Run
Mar 3, 2024
LASAA Mug Run - Special Enforcement Bureau
Mar 9, 2024
Silverlake Conservatory of Music 5K Funk Run
Mar 10, 2024
LA Big 5K
Mar 15, 2025
LA Big 5K Mission1Race for Health and Oneness
Mar 15, 2025
Los Angeles Marathon
Mar 16, 2025
Kent, WA
Run The Green
Mar 16, 2024
Pueblo, CO
Pueblo Spring Runoff
Mar 3, 2024
Irvine, CA
Rockin Shamrock Half Marathon
Mar 17, 2024
Reaching for the Cure
Mar 24, 2024
Rabbit Run 5K & OC Challenge 5K
Mar 30, 2024
South San Francisco, CA
Oyster Point 10K
Mar 10, 2024
Lyons, CO
Lucky Lyons
Mar 9, 2024
Davis, CA
Lucky Run
Mar 23, 2024
Bozeman, MT
Handicapped Fun Run
Mar 2, 2024
Run to the Pub
Mar 16, 2024
Indigicat Powwow Fun Run
Mar 30, 2024
Yakima, WA
Pirate 1M, 5K, 10K, 15K, & Half Marathon
Mar 2, 2024
PNWU Run For Your Life 5K
Mar 2, 2024
Redlands, CA
Run Through Redlands
Mar 2, 2025
Fall City, WA
Fall City Classic 6K
Mar 16, 2024
Spokane, WA
St. Paddy's Five
Mar 10, 2024
Shamrock Shuffle
Mar 17, 2024
Rapid Rabbit Run
Mar 24, 2024
Boise, ID
St. Patricks Day Fun Run
Mar 16, 2024
San Francisco, CA
Lunar New Year Run
Mar 3, 2024
Zoom San Francisco
Mar 16, 2024
Crissy Field 5K
Mar 17, 2024
Windmill 10K
Mar 24, 2024
Easter Mountain Lake Park 5K
Mar 31, 2024
Fog City Run
Jan 15, 2025
Jan 22, 2025
Jan 29, 2025
Feb 5, 2025
47 more
Paso Robles, CA
Tooth & Nail Wine Run 5K
Mar 10, 2024
CASS Wine Run 5K
Mar 30, 2024
Livermore, CA
Livermore Valley Half Marathon
Mar 2, 2025
Santa Cruz, CA
Boardwalk Fun Run
Mar 23, 2024
Sanger, CA
Blossom Trail 10K Run
Mar 2, 2024
Aspen, CO
America's Uphill
Mar 16, 2024
Aspen parkrun
Mar 22, 2025
Mar 29, 2025
Apr 6, 2024
Apr 13, 2024
48 more
Arlington, WA
St. Patrick's Day Run
Mar 16, 2024
Highlands Ranch, CO
HRCA St. Patrick's Day 5K
Mar 23, 2024
Pasadena, CA
Pasadena Triathlon
Mar 8, 2025
Ventura, CA
Corporate Games 5K
Mar 23, 2024
Kalispell, MT
Run to the Rift
Mar 17, 2024
Littleton, CO
RMRR Trophy Series - March
Mar 3, 2024
Anaheim, CA
ShamRock 'n Run
Mar 17, 2024
South Jordan, UT
SoJo Gold Rush 5K
Mar 16, 2024
Calistoga, CA
Napa Valley Marathon
Mar 2, 2025
Coronado, CA
Ruff Run
Mar 9, 2024
Walla Walla, WA
St. Paddy's Day Dash
Mar 16, 2024
Billings, MT
Catch Me if You Can
Dec 2, 2023 - The Chill 4K
Jan 6, 2024 - The Flurry 5K
Feb 3, 2024 - The Blizzard 8K
Mar 2, 2024 - The Thaw 10K
Shamrock Run
Mar 17, 2024
San Diego, CA
Randy Jones Run/Walk for Independence
Mar 2, 2024
Liberty Station NTC Park 5K
Mar 9, 2024
Screen Your Gut, Save Your Butt 5K
Mar 9, 2024
San Diego Half Marathon
Mar 24, 2024
NBSD Neon Glow Run
Mar 29, 2024
Mermaid Half Marathon San Diego
Mar 8, 2025
Hot Chocolate 15K/10K/5K
Mar 9, 2025
Everson, WA
Honeywagon Runs
Mar 22, 2025
Chino, CA
DairyAire 5K
Mar 2, 2024
Long Beach, CA
Leprechaun Chase - Half Marathon
Mar 9, 2024
Saints Run 5K
Mar 9, 2024
Cat in the Hat Run Half Marathon
Mar 23, 2024
Oak Harbor, WA
Swing the Gates 5K
Mar 30, 2024
Glendive, MT
Dawson County 4-H Clover Run
Mar 16, 2024
Idaho Falls, ID
Walk in the Cold 5K Walk/Run
Mar 23, 2024
Elk Grove, CA
Running of the Elk
Mar 24, 2024
Boulder, CO
South Boulder Creek parkrun
Mar 22, 2025
Mar 29, 2025
Apr 6, 2024
Apr 13, 2024
48 more
Lucky Leprechaun 5K
Mar 16, 2025
Missoula, MT
Run for the Luck of It
Mar 15, 2025
Oakland, CA
Oakland Marathon
Mar 23, 2025
Westlake Village, CA
Westlake Village Run for Pancreatic Cancer Research
Mar 23, 2024
Everett, WA
Pirate 1M, 5K, 10K, 15K, & Half Marathon
Mar 2, 2024
Viking 1M, 5K, 10K, 15K, & Half Marathon
Mar 16, 2024
March Against Hunger 5K Fun Run
Mar 23, 2024
Mill Town Marathon
Mar 24, 2024
Modesto, CA
Modesto Marathon
Mar 23, 2025
MCBH Kaneohe Bay, HI
Na Ali'i 10K
Mar 16, 2024
Orting, WA
Orting Bunny Hop
Mar 23, 2024
La Habra, CA
La Habra Run
Mar 9, 2024
San Jacinto, CA
San Jacinto Fun Run
Mar 30, 2024
Lincoln City, OR
Lucky Leprechaun 5K
Mar 16, 2024
Placerville, CA
Spirit of Benny 10K/5K
Mar 15, 2025
Telluride, CO
Skidola, Telluride's Winter Uphill
Mar 14, 2024
Windsor, CO
Lucky Brew Race
Mar 16, 2024
Greenwood Village, CO
That Dam Run
Mar 3, 2024
Salida, CO
Run Through Time Marathon
Mar 8, 2025
Riverton, UT
Riverton Half Marathon & 4Life 5K
Mar 23, 2024
Hurricane, UT
Sand Hollow Marathon & Half Marathon
Mar 9, 2024
Dublin, CA
Shamrock 5K
Mar 17, 2024
Ocean Shores, WA
Dugan's Run
Mar 24, 2024
Lemoore, CA
Shamrock Shuffle 5K
Mar 16, 2024
Molalla, OR
Goat Mountain Gallop
Mar 9, 2024
American Fork, UT
Ice Breaker Sprint Tri & 5K
Mar 23, 2024
Ice Breaker Sprint Tri and 5K
Mar 23, 2024
Lakewood, CO
Ram Run 5K
Mar 30, 2024
Upland, CA
Lemon Zest 5K and Kids 1K Dash
Mar 16, 2024
Sisters, OR
Lucky Leprechaun 5K/10K
Mar 9, 2024
Koloa, HI
Bum Run Kauai
Mar 16, 2024
Gig Harbor, WA
Shamrock'n the Harbor
Mar 16, 2024
San Dimas, CA
5K for Fragile X
Mar 16, 2024
Fort Bragg, CA
Whale Run and Walk
Mar 16, 2024
Saint Helena, CA
The Prisoner Wine Run 5k
Mar 24, 2024
Hemet, CA
Diamond Valley Lake Marathon
Mar 1, 2025
Saint Paul, OR
ORRC Champoeg 30K, 20K, 10K
Mar 2, 2024
Phoenix, OR
Camelback Run 15K/5K
Mar 9, 2024
South Pasadena, CA
Empowering All Abilities 5K
Mar 23, 2024
North Bend, WA
Race to the Top of Rattlesnake Ledge
Mar 31, 2024
Central Point, OR
Shamrock Run
Mar 16, 2024
Kernville, CA
Kernville Elementary St. Patrick's Day 5K
Mar 16, 2024
Centralia, WA
Run Amok Kick off 5K
Mar 16, 2024
North Salt Lake, UT
March Madness Races
Mar 2, 2024
Joint Base Lewis-McChord, WA
Shamrock & Run
Mar 16, 2024
Ten Miler
Mar 30, 2024
Brisbane, CA
Marina Double 15K
Mar 22, 2025
Springdale, UT
Zion Half Marathon
Mar 1, 2025
Madras, OR
Oregon Cattlewomen Beef Run
Mar 30, 2024
Nibley, UT
HOPstacle Run
Mar 30, 2024
Stevenson, WA
St. Paddy's Leprechaun Pub Hop 5K
Mar 16, 2024
Aiea, HI
Aiea Loop Express
Mar 23, 2024
Yucca Valley, CA
Healthy Hearts 5K Run
Mar 23, 2024
Prineville, OR
Prinevill Paddy Pint
Mar 17, 2024
Marysville, CA
BoK Kai 5K
Mar 9, 2024
Junction City, OR
Daffodil Run
Mar 30, 2024
Columbia Falls, MT
Cloverfest 5K
Mar 16, 2024
Palos Verdes Peninsula, CA
Montemalaga FUNRUN
Mar 25, 2024
Nine Mile Falls, WA
St. Patty s 5K
Mar 16, 2024
Porterville, CA
PMA 5K Trail Run
Mar 9, 2024
Woodburn, OR
Tulip Trail Run
Mar 23, 2024
Bell Gardens, CA
Bell Gardens Rising 5K
Mar 9, 2024
Vineyard, UT
Vineyard City Gold Rush
Mar 16, 2024
Ferndale, CA
Foggy Bottom Milk Run
Mar 10, 2024
Anaconda, MT
St. Paddy's Day Race
Mar 9, 2024
Fort Collins, CO
Sharin' O' the Green 5K
Mar 16, 2024
CSU International Run for Relief 5K
Mar 23, 2024
Spring Equinox Races
Mar 24, 2024
Santa Fe Springs, CA
Santa Fe Springs SHAMROCK 5K
Mar 9, 2024
Hagerman, ID
St. Patrick's Fun Run
Mar 16, 2024
Pioneertown, CA
John Wayne Grit Series
Mar 22, 2025
Air Force Academy, CO
Herstory is Now Fun Run
Mar 6, 2024
Santa Venetia, CA
Rattlesnake Ramble
Mar 17, 2024
Wawawai Landing, WA
Snake River Canyon Half Marathon
Mar 2, 2024
King City, CA
Rabbit Run 5K
Mar 30, 2024
Browning, MT
We Run This Rez
Mar 30, 2024
Suisun City, CA
FSUSD Runs This #2
Mar 16, 2024
Venice, CA
Abbot Kinney One
Mar 10, 2024
Sat | Sun | Mon | Tue | Wed | Thu | Fri | Multiple |
1. Byxbee parkrun
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Mar 1, 2025Saturday
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5K run
More Information
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Palo Alto, CA
Santa Clara County, CA
2. Des Moines Creek parkrun
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Mar 1, 2025Saturday
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5K run
More Information
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Des Moines, WA
King County, WA
3. Diamond Valley Lake Marathon
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Mar 1, 2025Saturday
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26.2M, 13.1M, 5K run
More Information
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Hemet, CA
Riverside County, CA
4. Fort Ward parkrun
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Mar 1, 2025Saturday
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5K run
More Information
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Bainbridge Island, WA
Kitsap County, WA
5. Perrigo parkrun
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Mar 1, 2025Saturday
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5K run
More Information
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Redmond, WA
King County, WA
6. Renton parkrun
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Mar 1, 2025Saturday
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5K run
More Information
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Renton, WA
King County, WA
7. Rock Creek Trail parkrun
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Mar 1, 2025Saturday
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5K run
More Information
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Portland, OR
Multnomah County, OR
8. SOCAL Marathon
-
Mar 1, 2025Saturday
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26.2M, 13.1M, 10K, 5K run | kids run
Virtual OptionMore Information
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Huntington Beach, CA
Orange County, CA
9. South Boulder Creek parkrun
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Mar 1, 2025Saturday
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5K run
More Information
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Boulder, CO
Boulder County, CO
10. Zion Half Marathon
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TentativeMar 1, 2025Saturday
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13.1M run
More Information
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Springdale, UT
Washington County, UT
11. Bidwell Classic Half Marathon
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Past DateMar 2, 2024Saturday
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13.1M, 5K run | 13.1M relay
More Information
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Chico, CA
Butte County, CA
12. Blossom Trail 10K Run
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Past DateMar 2, 2024Saturday
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2M run | 10K trail run | kids run
More Information
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Sanger, CA
Fresno County, CA
13. Catch Me if You Can
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Past DateMar 2, 2024SaturdayThe Thaw 10K
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10K run
More Information
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Billings, MT
Yellowstone County, MT
14. Chena River to Ridge
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Past DateMar 2, 2024Saturday
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55M, 26M run
More Information
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Fairbanks, AK
Fairbanks North Star County, AK
15. DairyAire 5K
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Past DateMar 2, 2024Saturday
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5K run | kids run
More Information
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Chino, CA
San Bernardino County, CA
16. Handicapped Fun Run
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Past DateMar 2, 2024Saturday
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5M, 3M, 1.1M run
More Information
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Bozeman, MT
Gallatin County, MT
17. HDR Kick Off 5000
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Past DateMar 2, 2024Saturday
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5K run
More Information
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Palmdale, CA
Los Angeles County, CA
18. Hot Chocolate 15K/5K - Seattle
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Mar 2, 2025Sunday
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15K, 5K run
More Information
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Seattle, WA
King County, WA
19. King's Runner 10K
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Mar 2, 2025Sunday
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10K run
More Information
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Honolulu, HI
Honolulu County, HI
20. Kingsburg Elementary and Rafer Johnson Junior High 5K
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Past DateMar 2, 2024Saturday
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5K run
More Information
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Kingsburg, CA
Fresno County, CA
For the love of all that Is good And moisture wicking...
Though we Try To be accurate And On top Of things... Race details can change When we aren't lookin. And once in a while we simply make a mistake.
ALWAYS visit the race's website for the most complete and accurate race information.
ALWAYS visit the race's website for the most complete and accurate race information.