March Races within 300 miles of Santa Clarita, CA
Santa Barbara, CA
Santa Barbara Nine Trails
Mar 15, 2025
Morgan Hill, CA
Wildflower Run
Mar 24, 2024
Newport Beach, CA
Spirit Run
Mar 17, 2024
Lakewood, CA
Lakewood Run
Mar 2, 2024
Hornitos, CA
Hornitos Run
Mar 3, 2024
Visalia, CA
End of the Trail Run
Mar 9, 2024
Encinitas, CA
Moonlight Beach Half Marathon
Mar 17, 2024
Fremont, CA
Fiercelifit Half Marathon & 10K/5K
Mar 23, 2024
Western Pacific Half Marathon
Mar 30, 2024
Arroyo Grande, CA
March Triathlon Series
Mar 23, 2024
Temecula, CA
Shamrock Steps 5K
Mar 16, 2024
San Bernardino, CA
Kappa Delta Shamrock 5K
Mar 23, 2024
Boulder City, NV
St. Patrick's Day Half Marathon
Mar 17, 2024
Blood, Sweat & Beers
Mar 30, 2024
Bootlegger 50K
Mar 30, 2024
Fresno, CA
Fresno Pi Day Run
Mar 16, 2024
St Patrick's Day Run
Mar 17, 2024
Spring Fling Duathlon
Mar 23, 2024
Culver City, CA
Screenland 5K
Mar 1, 2026
Huntington Beach, CA
SOCAL Marathon
Mar 1, 2025
Rodeo Run 5K/10K
Mar 9, 2025
Del Mar, CA
Coast to Crest Trail Race
Mar 8, 2025
Redwood City, CA
Stanford Treeathlon
Mar 3, 2024
San Jose, CA
San Jose Shamrock Run
Mar 16, 2024
Taking Stride With Pride: A 5K + Health and Wellness Fair
Mar 23, 2024
TriAVAC
Mar 23, 2024
Race to the Top of Mt Umunhum
Mar 8, 2025
South Hills Single Track Trail Run - Spring
Mar 22, 2025
Palmdale, CA
HDR Kick Off 5000
Mar 2, 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
Bakersfield Marathon
Mar 30, 2025
Calabasas, CA
Singletrack Stampede
Mar 2, 2024
San Clemente, CA
Shamrock Run San Clemente 5K/10K
Mar 16, 2024
Santa Monica, CA
Spring Equinox Half Marathon
Mar 24, 2024
Happy Easter Half Marathon
Mar 31, 2024
Pinch Me I'm Running Half Marathon
Mar 9, 2025
Only Fools Run - Almost Aprils Fools Day
Mar 30, 2025
Cupertino, CA
Big Bunny 5K
Mar 30, 2024
Henderson, NV
Vegas Patriots 5K
Mar 26, 2023
Life Time Lucky Dash
Mar 2, 2024
Las Vegas Spartan
Mar 15, 2025
Mar 16, 2025
Trail Trashed
Mar 22, 2025
Santa Clarita, CA
Valencia Trail Race
Mar 22, 2025
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
Griffith Park Trail Run
Mar 23, 2024
LA Big 5K
Mar 15, 2025
LA Big 5K Mission1Race for Health and Oneness
Mar 15, 2025
LA Half K Kids Run
Mar 15, 2025
Los Angeles Marathon
Mar 16, 2025
Lake Havasu City, AZ
Lake Havasu Triathlon and Duathlon
Mar 17, 2024
Havasu Half Marathon
Mar 8, 2025
Redlands, CA
Run Through Redlands
Mar 2, 2025
Paso Robles, CA
Tooth & Nail Wine Run 5K
Mar 10, 2024
CASS Wine Run 5K
Mar 30, 2024
Avalon, CA
Catalina Island Marathon
Mar 8, 2025
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
Ventura, CA
Corporate Games 5K
Mar 23, 2024
Anaheim, CA
ShamRock 'n Run
Mar 17, 2024
Coronado, CA
Ruff Run
Mar 9, 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
NBSD Neon Glow Run
Mar 29, 2024
Balboa Park 5k Running Tour
Dec 1, 2024
Dec 8, 2024
Dec 15, 2024
Dec 22, 2024
100 more
La Jolla Coastal 5K Running Tour
Nov 28, 2024
Dec 5, 2024
Dec 12, 2024
Dec 19, 2024
100 more
Mermaid Half Marathon San Diego
Mar 8, 2025
Hot Chocolate 15K/10K/5K
Mar 9, 2025
San Diego Half Marathon
Mar 23, 2025
Chino, CA
DairyAire 5K
Mar 2, 2024
Long Beach, CA
Saints Run 5K
Mar 9, 2024
Cat in the Hat Run Half Marathon
Mar 23, 2024
Bayshore Triathlon
Mar 8, 2025
Leprechaun Chase - Half Marathon
Mar 8, 2025
Westlake Village, CA
Westlake Village Run for Pancreatic Cancer Research
Mar 23, 2024
Saratoga, CA
Sanborn Trail Challenge
Mar 1, 2025
Modesto, CA
Modesto Marathon
Mar 23, 2025
La Habra, CA
La Habra Run
Mar 9, 2024
San Jacinto, CA
San Jacinto Fun Run
Mar 30, 2024
Mesquite, NV
Grandmaster Ultras
Mar 1, 2025
Mar 2, 2025
Dublin, CA
Shamrock 5K
Mar 17, 2024
Lemoore, CA
Shamrock Shuffle 5K
Mar 16, 2024
Upland, CA
Lemon Zest 5K and Kids 1K Dash
Mar 16, 2024
San Dimas, CA
5K for Fragile X
Mar 16, 2024
Hemet, CA
Diamond Valley Lake Marathon
Mar 1, 2025
South Pasadena, CA
Empowering All Abilities 5K
Mar 23, 2024
Kernville, CA
Kernville Elementary St. Patrick's Day 5K
Mar 16, 2024
Yucca Valley, CA
Healthy Hearts 5K Run
Mar 23, 2024
Exeter, CA
Rocky Hill Triathlon
Mar 15, 2025
Palos Verdes Peninsula, CA
Montemalaga FUNRUN
Mar 25, 2024
Porterville, CA
PMA 5K Trail Run
Mar 9, 2024
Bell Gardens, CA
Bell Gardens Rising 5K
Mar 9, 2024
Julian, CA
Old West Trail Runs
Mar 15, 2025
Santa Fe Springs, CA
Santa Fe Springs SHAMROCK 5K
Mar 9, 2024
Quartzsite, AZ
Firefighters Sunrise Run
Mar 16, 2024
Pioneertown, CA
John Wayne Grit Series
Mar 22, 2025
Los Osos, CA
Montana de Oro Trail Run
Mar 29, 2025
King City, CA
Rabbit Run 5K
Mar 30, 2024
Venice, CA
Abbot Kinney One
Mar 10, 2024
Riverdale, CA
Racing for a Cure 2 Mile Color Run
Mar 16, 2024
Sat | Sun | Mon | Tue | Wed | Thu | Fri | Multiple |
Event Category
Click Here to find out what Classic, Multisport, and Variety mean.
To narrow your search by a distance or event type, you will need to select Classic, Multisport, or Variety first.
To narrow your search by a distance or event type, you will need to select Classic, Multisport, or Variety first.
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
283 miles point to pointSanta Clara County, CA
2. 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
96 miles point to pointRiverside County, CA
3. Grandmaster Ultras
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Mar 1, 2025Saturday
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100M, 100K trail run
More Information
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Mesquite, NV
290 miles point to pointClark County, NV
4. La Jolla Coastal 5K Running Tour
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Mar 1, 2025Saturday
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5K running tour
More Information
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San Diego, CA
152 miles point to pointSan Diego County, CA
5. Sanborn Trail Challenge
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Mar 1, 2025Saturday
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13.1M, 8M, 4M trail run
More Information
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Saratoga, CA
269 miles point to pointSanta Clara County, CA
6. Screenland 5K
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Mar 1, 2026Sunday
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5K run | kids run
Virtual OptionMore Information
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Culver City, CA
29 miles point to pointLos Angeles County, CA
7. SOCAL Marathon
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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
60 miles point to pointOrange County, CA
8. Balboa Park 5k Running Tour
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Mar 2, 2025Sunday
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5K running tour
More Information
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San Diego, CA
152 miles point to pointSan Diego County, CA
9. 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
166 miles point to pointFresno County, CA
10. 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
54 miles point to pointSan Bernardino County, CA
11. Grandmaster Ultras
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Mar 2, 2025Sunday
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50M, 50K trail run
More Information
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Mesquite, NV
290 miles point to pointClark County, NV
12. 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
26 miles point to pointLos Angeles County, CA
13. 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
154 miles point to pointFresno County, CA
14. Lakewood Run
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Past DateMar 2, 2024Saturday
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10K, 5K run
More Information
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Lakewood, CA
45 miles point to pointLos Angeles County, CA
15. LASAA Mug Run - East Los Angeles Sheriff's Station
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Past DateMar 2, 2024Saturday
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10K, 5K run
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Commerce, CA
36 miles point to pointLos Angeles County, CA
16. Life Time Lucky Dash
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Past DateMar 2, 2024Saturday
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5K run
More Information
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Henderson, NV
216 miles point to pointClark County, NV
17. Livermore Valley Half Marathon
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Mar 2, 2025Sunday
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13.1M run
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Livermore, CA
282 miles point to pointAlameda County, CA
18. Randy Jones Run/Walk for Independence
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Past DateMar 2, 2024Saturday
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5K run
More Information
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San Diego, CA
152 miles point to pointSan Diego County, CA
19. Run Through Redlands
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Mar 2, 2025Sunday
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13.1M, 10K, 5K run | kids run
More Information
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Redlands, CA
78 miles point to pointSan Bernardino County, CA
20. San Joaquin River Trail Half Marathon & 10K
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Past DateMar 2, 2024Saturday
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13.1M, 10K trail run
More Information
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Auberry, CA
190 miles point to pointFresno 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.