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Rotary Twilight 5k
A 5K through the Imperial Valley desert town of Seeley
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Griffith Park Half Marathon & 5K
Griffith Park hills, in view of the Hollywood Sign
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2026 Campbell Valentine Fun Run/Walk
49th year: Downtown Campbell's Valentine 10K/5K
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2026 Escape from Folsom 10 Miler & 5K
Wildflower trails above Folsom Lake
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FORT ORD TRAIL RUN
Rolling trails on a former Army post, Monterey
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Griffith Park Run Half Marathon & 5K
Rolling foothill trails through Griffith Park with fast flat start
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Superb Owl Run
Football-pun 5K along the Clovis Old Town Trail
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Turner's Tuff Ten
Technical Sierra foothills course with water crossings
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Golden Gate Trail Run
Marin Headlands trail with views of the Golden Gate Bridge
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Monterey Ultra 50 Miler
Fifty miles of fire road and single track through Fort Ord
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Mt. Umunhum Trail Conquest
Summit assault on Mt Umunhum through Sierra Azul preserve
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JW House Hope Run
Loops around Los Gatos' Vasona Lake
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RUN FOR RUSS
Honors fallen Chino police officer Russell Miller
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Run Your Heart Out – 5K, 10K, 10-Miler, Half Marathon
Starts beachside at Long Beach's Alamitos Beach
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Boney Mountain Trail Run
Rugged backcountry trail with creek crossings and ocean views
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San Francisco Half Marathon, 10K & 5K
Golden Gate Park trails meeting the wild Pacific coastline
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Game Day 5K, 10K, 15K, Half Marathon
Climbs Kenneth Hahn's hillside park above the L.A. skyline
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Golden Gate Bridge Vista 10K
Hills, stairs, and Golden Gate views on this out-and-back 10K
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Surf City Marathon
Flat Pacific Coast Highway miles past the iconic Huntington Beach pier
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The HEART RUN Half Marathon & 5K /10K / Half Marathon
Along Bolsa Chica State Beach
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Elevate Race
5K and 12-hour ultra looped through a church campus
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The Ranch 50K / Half Marathon
Rugged Daley Ranch trail race with over 6000 feet of climbing
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Bay Breeze Half Marathon, 10K & 5K
Bayside trail with San Francisco Bay views
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Redondo Beach 10K/5K
One of the biggest 10K and 5K races in LA County, 7000 strong
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SRLA Friendship 30K & 5K
SRLA teens pace you around Hansen Dam Recreation Area
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Palm Desert Half Marathon and 5K
Fast flat desert miles through scenic Coachella Valley
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The Kook Run
Ocean views, the iconic Cardiff Kook, and a $3K pro purse
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Coronado Valentine's Day 10K, 5K & 1 Mile Fun Run
Loops under the Coronado Bay Bridge along Glorietta Blvd
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CSUB Kinesiology Valentine's Run
Flat, fast 5K/10K on the CSUB campus
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Happy Valentine's Day 5k, 10k, 15k, Half Marathon
Held in LA's Griffith Park
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Impact 5K 2026
Retro 80s dash through Hahamongna Watershed Park
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Runnin' To The Rig
Finishes through Griffith Stadium's football tunnel
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BURRITO FUN RUN
Runs to Fresno's famous Burrito Hill in Woodward Park
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Corporal Javier Bejar Memorial Run Reedley Police Department
Honoring a Reedley officer killed in the line of duty
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Redtail Ridge Trail Run
Loops past Lake Chabot's eucalyptus-lined trails
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San Pasqual Valley Trail Race
Climbs Raptor Ridge through San Pasqual orange groves
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cmX 5K 2026
A 5K funding scholarships for construction managers
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Victory Half Marathon, 10K, 5K
Named for WWII Victory ships built in Richmond
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Beer City Half Santa Rosa
Wine country half marathon finishing with craft beer tasting
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4 Mile Hill Challenge
Rolling hills through L.A.'s historic Debs Park
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Lost Trail 5K & Half Marathon
Single-track trail along Folsom Lake's shoreline
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CELEBRATE LIFE RUN
A 5K through Believe Ranch, home to rescued horses
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Montara Mountain Trail Run
Climbs Montara Mountain's rare coastal habitat
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Homecoming 5K Fun Run 2026
Stanislaus State's homecoming run, pancakes after
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Ventura Marathon
Coastal marathon with Channel Islands views
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Almond Blossom Run
Through blooming almond orchards outside Durham
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L.A. Chinatown Firecracker
LA's Chinatown Firecracker, 48 years and counting
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Taxiway 5k
Loops Cable Airport with Mt. Baldy mountain views
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Salmon Falls 50k Endurance Run
Point-to-point ultra finishing at Folsom Lake
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SOCAL River Marathon - 26.2 - 13.1 - 10K - 5K
Follows the Santa Ana River Trail to the coast
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Ranch to Ranch
Private single-track between two working ranches
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Women's Half Marathon San Diego
Flat fast Mission Bay miles built for a personal best
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Field N Dale 6K & 12K Trail Run Panorama Vista Preserve
Trail run along the Kern River's bluffs
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Oh! The Places You'll Run – 5K, 10K, 10-Miler, Half Marathon
Dr. Seuss-themed run starting at Alamitos Beach
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San Fernando Valley Mile
A straight dash through downtown San Fernando
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Corona 5000
Corona's city-wide 5K on the historic Grand Boulevard loop
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Sycamore Canyon Trail Races
Trail loops through Goodan Ranch preserve near San Diego
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Navy Ten-Miler
Ten-mile tribute race honoring Navy service and sacrifice
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Ocean Breeze 5k, 10k, 15k, Half Marathon
Runs Long Beach's oceanfront bike path
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Screenland 5K
Past iconic film studio backlots in Culver City
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Zoom Angel Island
Ferry to Angel Island, climb past Mount Livermore
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33rd Annual Brea 8K Classic
USATF-certified 8K with rolling hills from Brea Mall
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Davis Stampede
Since 1983: greenbelts, bike tunnels, and Putah Creek
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Akash Wine Run 5k
5K through Temecula's Akash vineyards, wine included
Save any of these to your season in RunCalendar and hear the morning entries open. Free on iPhone, no account needed.
Every race here is published by its organiser; RunCalendar checks the date and the entry window against the organiser's own page and rebuilds this calendar every night. A confirmed date shows its day; a provisional one shows only its month. Last updated 22 October 2026.