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Half Marathons Near San Diego
Showing the next 38 runs that match your filters
Featured
Catalina Island Marathon
Get 10% Off - Use Code RunGuides26
Date: Mar 14, 2026 - Saturday
Size: 500 - 1,000 participants
Location: Avalon, California
Featured
San Diego Beach & Bay Half Marathon 5K & 10K
Get 10% Off - Use Code RUNGUIDES
Date: Apr 11, 2026 - Saturday
Size: 1,000 - 5,000 participants
Location: San Diego, California
Lunar New Year Run 5K/10K/13.1 - San Diego
Date: Feb 7, 2026 - Saturday
Size: 100 - 500 participants
Location: San Diego, California
Beer City Half San Diego
Date: Feb 14, 2026 - Saturday
Size: 100 - 500 participants
Location: San Diego, California
Valentines Live, Love, Run 5K/10K/13.1 - San Diego
Date: Feb 14, 2026 - Saturday
Size: 100 - 500 participants
Location: San Diego, California
Running in San Diego
Find runs and races near you with our San Diego running calendar. 5k, 10k, half marathons, marathons, ultras, road and trail. We update this list of runs weekly (sometimes even more frequently). 🏃 When do most runs happen in San Diego? running season is pretty much year round thanks to the climate, however, most San Diego runs tend to happen March through May, then again September through November.
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San Pasqual Valley Trail Race
Date: Feb 21, 2026 - Saturday
Size: 100 - 500 participants
Location: San Diego, California
Sycamore Canyon Half/50k/100k + Relay
Date: Feb 28, 2026 - Saturday
Size: 100 - 500 participants
Location: San Diego, California
Run for Mental Health 5K/10K/13.1 - San Diego
Date: Mar 7, 2026 - Saturday
Size: 100 - 500 participants
Location: San Diego, California
Mermaid Women's Half Marathon San Diego
Date: Mar 14, 2026 - Saturday
Size: 500 - 1,000 participants
Location: San Diego, California
St. Paddy's Day Lucky Run 5K/10K/13.1 - San Diego
Date: Mar 14, 2026 - Saturday
Size: 100 - 500 participants
Location: San Diego, California
Moonlight Beach Half Marathon & 10k
Get 35% Off - Use Code RUNGUIDE35
Date: Mar 15, 2026 - Sunday
Size: 1,000 - 5,000 participants
Location: Encinitas, California
GOVX San Diego Half Marathon & 5K
Date: Mar 22, 2026 - Sunday
Size: 5,000 - 10,000 participants
Location: San Diego, California
Always Hope Easter Run 5K/10K/13.1 - San Diego
Date: Apr 4, 2026 - Saturday
Size: 100 - 500 participants
Location: San Diego, California
San Diego Beach & Bay Half Marathon 5K & 10K
Get 10% Off - Use Code RUNGUIDES
Date: Apr 11, 2026 - Saturday
Size: 1,000 - 5,000 participants
Location: San Diego, California
Bedrock Valley Trail Runs
Get $10 Off - Use Code BEDROCK26
Date: Apr 11-12, 2026 - Saturday to Sunday
Size: 100 - 500 participants
Location: Hemet, California
Coffee Lovers Run 5K/10K/13.1 - San Diego
Date: Apr 25, 2026 - Saturday
Size: 100 - 500 participants
Location: San Diego, California
Cinco De Mayo Run 5K/10K/13.1 - San Diego
Date: May 2, 2026 - Saturday
Size: 100 - 500 participants
Location: San Diego, California
Liberty Station SOLOHalf, Half/Full Marathon Relay, & 5k
Date: May 10, 2026 - Sunday
Size: 500 - 1,000 participants
Location: San Diego, California
La Jolla Half Marathon, 10K and 5K
Get 18% Off - Use Code RGFE18
Date: May 16, 2026 - Saturday
Size: 5,000 - 10,000 participants
Location: Del Mar, California
Memorial Day Run 5K/10K/13.1 - San Diego
Date: May 23, 2026 - Saturday
Size: 100 - 500 participants
Location: San Diego, California
Rock 'n' Roll San Diego
Date: May 30-31, 2026 - Saturday to Sunday
Size: 10,000+ participants
Location: San Diego, California
Run for Breast Cancer 5K/10K/13.1 - San Diego
Date: Jun 6, 2026 - Saturday
Size: 100 - 500 participants
Location: San Diego, California
Run Juneteenth Day 5K/10K/13.1 - San Diego
Date: Jun 20, 2026 - Saturday
Size: 100 - 500 participants
Location: San Diego, California
July 4th Run 5K/10K/13.1 - San Diego
Date: Jul 4, 2026 - Saturday
Size: 100 - 500 participants
Location: San Diego, California
Run for Coffee Lovers 5K/10K/13.1 - San Diego
Date: Jul 25, 2026 - Saturday
Size: 100 - 500 participants
Location: San Diego, California
America's Finest City Half Marathon & 5K
Date: Aug 16, 2026 - Sunday
Size: 5,000 - 10,000 participants
Location: San Diego, California
Pacific Beach Half Marathon & 5K
Date: Oct 3-4, 2026 - Saturday to Sunday
Size: 1,000 - 5,000 participants
Location: San Diego, California
Crown Point Half-marathon & Marathon Relay, 8K & 5K
Date: Oct, 2026 (TBD)
Size: 500 - 1,000 participants
Location: San Diego, California
Horsethief Canyon Trail Half Marathon, 10K
Date: Nov, 2026 (TBD)
Size: 1 - 100 participants
Location: Descanso, California
Temecula Half Marathon
Date: Nov 2, 2026 - Monday
Size: 1,000 - 5,000 participants
Location: Temecula, California
Silver Strand Half Marathon
Date: Nov 8, 2026 - Sunday
Size: 1,000 - 5,000 participants
Location: Coronado, California
Kaiser Permanente Thrive Half Marathon & 5K
Date: Nov 14, 2026 - Saturday
Size: 1,000 - 5,000 participants
Location: San Diego, California
Black Mountain Turkey Burner Trail Race
Date: Nov, 2026 (TBD)
Size: 100 - 500 participants
Location: San Diego, California
San Diego Holiday Half Marathon
Date: Dec 19, 2026 - Saturday
Size: 1,000 - 5,000 participants
Location: San Diego, California
New Year New Me Run 5K, 10K, and 13.1 - San Diego
Date: Jan, 2027 (TBD)
Size: 100 - 500 participants
Location: San Diego, California
Del Dios Trail Half Marathon 10K, and 5K
Date: Jan, 2027 (TBD)
Size: 100 - 500 participants
Location: Escondido, California
San Diego Resolution Run
Date: Jan 9, 2027 - Saturday
Size: 1,000 - 5,000 participants
Location: San Diego, California
The San Diego 50 & Trail Runs
Date: Jan 9, 2027 - Saturday
Size: 500 - 1,000 participants
Location: Escondido, California
MLK Freedom Run 5K/10K/13.1 - San Diego
Date: Jan, 2027 (TBD)
Size: 100 - 500 participants
Location: San Diego, California
Carlsbad Marathon, Half Marathon & 5K
Date: Jan, 2027 (TBD)
Size: 5,000 - 10,000 participants
Location: Carlsbad, California
