Clear All
Half Marathons Near San Diego
Showing the next 48 runs that match your filters
Featured
Low Tide Ride and Stride
The iconic San Diego beach race!
Date: Jul 18, 2026 - Saturday
Size: 500 - 1,000 participants
Location: Coronado, California
Featured
Aloha Run San Diego
Get $5 Off - Use Code RGSDFE
Date: Sep 13, 2026 - Sunday
Size: 1,000 - 5,000 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
Run for PB&J 5K/10K/13.1 - San Diego
Date: Aug 15, 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.
Are you organizing a running event?
America's Finest City Half Marathon & 5K
Date: Aug 16, 2026 - Sunday
Size: 5,000 - 10,000 participants
Location: San Diego, California
Sloth Run 5K/10K/13.1 - San Diego
Date: Aug 29, 2026 - Saturday
Size: 100 - 500 participants
Location: San Diego, California
National Chocolate Day Run for Chocolates 5K/10K/13.1 - San Diego
Date: Sep 12, 2026 - Saturday
Size: 100 - 500 participants
Location: San Diego, California
Oktoberfest Run 5K/10K/13.1 - San Diego
Date: Sep 26, 2026 - Saturday
Size: 100 - 500 participants
Location: San Diego, California
Pacific Beach Half Marathon & 5K
Get 10% Off - Use Code RUNPICKPB
Date: Oct 3-4, 2026 - Saturday to Sunday
Size: 1,000 - 5,000 participants
Location: San Diego, California
Hallo-Thanks-Mas- 5K, 10K, and Half Marathon
Date: Oct 4, 2026 - Sunday
Size: 100 - 500 participants
Location: San Diego, California
Bagel Run 5K/10K/13.1 - San Diego
Date: Oct 10, 2026 - Saturday
Size: 100 - 500 participants
Location: San Diego, California
Crown Point Half-Marathon & Marathon Relay, 8K & 5K
Date: Oct 25, 2026 - Sunday
Size: 500 - 1,000 participants
Location: San Diego, California
Halloween Trick or Trot Run 5K/10K/13.1 - San Diego
Date: Oct 31, 2026 - Saturday
Size: 100 - 500 participants
Location: San Diego, California
Horsethief Canyon Trail Half Marathon, 10K
Date: Nov, 2026 (TBD)
Size: 1 - 100 participants
Location: Descanso, California
Silver Strand Half Marathon
Get 15% Off - Use Code RG2026
Date: Nov 8, 2026 - Sunday
Size: 1,000 - 5,000 participants
Location: Coronado, California
Temecula Half Marathon, 10K & 5K
Get 10% Off - Use Code RUNGUIDES
Date: Nov 8, 2026 - Sunday
Size: 1,000 - 5,000 participants
Location: Temecula, California
Kaiser Permanente Thrive Half Marathon & 5K
Get 10% Off - Use Code RUNGUIDES10
Date: Nov 14, 2026 - Saturday
Size: 1,000 - 5,000 participants
Location: San Diego, California
Run for Mental Health 5K/10K/13.1 - San Diego
Date: Nov 14, 2026 - Saturday
Size: 100 - 500 participants
Location: San Diego, California
Black Mountain Turkey Burner Trail Race
Date: Nov 28, 2026 - Saturday
Size: 100 - 500 participants
Location: San Diego, California
Coffee Lovers Run 5K/10K/13.1 - San Diego
Date: Nov 28, 2026 - Saturday
Size: 100 - 500 participants
Location: San Diego, California
Run for Breast Cancer 5K/10K/13.1 - San Diego
Date: Dec 12, 2026 - Saturday
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
A Merry Christmas Run 5K/10K/13.1 - San Diego
Date: Dec 26, 2026 - Saturday
Size: 100 - 500 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
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
Get $5 Off - Use Code TRAIL27
Date: Jan 9, 2027 - Saturday
Size: 500 - 1,000 participants
Location: Escondido, California
Carlsbad Marathon, Half Marathon & 5K
Date: Jan 17, 2027 - Sunday
Size: 5,000 - 10,000 participants
Location: Carlsbad, California
MLK Freedom Run 5K/10K/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 24, 2027 - Sunday
Size: 100 - 500 participants
Location: Escondido, California
Lunar New Year Run 5K/10K/13.1 - San Diego
Date: Feb, 2027 (TBD)
Size: 100 - 500 participants
Location: San Diego, California
Valentines Live, Love, Run 5K/10K/13.1 - San Diego
Date: Feb, 2027 (TBD)
Size: 100 - 500 participants
Location: San Diego, California
San Pasqual Valley Trail Race
Date: Feb 20, 2027 - Saturday
Size: 100 - 500 participants
Location: San Diego, California
Sycamore Canyon Half/50k/100k + Relay
Date: Feb 27, 2027 - Saturday
Size: 100 - 500 participants
Location: San Diego, California
Mermaid Women's Half Marathon San Diego
Date: Feb 27, 2027 - Saturday
Size: 500 - 1,000 participants
Location: San Diego, California
Run for Mental Health 5K/10K/13.1 - San Diego
Date: Mar, 2027 (TBD)
Size: 100 - 500 participants
Location: San Diego, California
Beer City Half San Diego
Date: Mar 13, 2027 - Saturday
Size: 100 - 500 participants
Location: San Diego, California
Moonlight Beach Half Marathon & 10k
Date: Mar 14, 2027 - Sunday
Size: 1,000 - 5,000 participants
Location: Encinitas, California
St. Paddy's Day Lucky Run 5K/10K/13.1 - San Diego
Date: Mar, 2027 (TBD)
Size: 100 - 500 participants
Location: San Diego, California
GOVX San Diego Half Marathon & 5K
Date: Mar 21, 2027 - Sunday
Size: 1,000 - 5,000 participants
Location: San Diego, California
Bedrock Valley Trail Runs
Date: Apr 3-4, 2027 - Saturday to Sunday
Size: 100 - 500 participants
Location: Hemet, California
Always Hope Easter Run 5K/10K/13.1 - San Diego
Date: Apr, 2027 (TBD)
Size: 100 - 500 participants
Location: San Diego, California
San Diego Beach & Bay Half Marathon 5K & 10K
Date: Apr 10, 2027 - Saturday
Size: 1,000 - 5,000 participants
Location: San Diego, California
Cinco De Mayo Run 5K/10K/13.1 - San Diego
Date: May, 2027 (TBD)
Size: 100 - 500 participants
Location: San Diego, California
La Jolla Half Marathon, 10K and 5K
Date: May 15, 2027 - Saturday
Size: 10,000+ participants
Location: Del Mar, California
Memorial Day Run 5K/10K/13.1 - San Diego
Date: May, 2027 (TBD)
Size: 100 - 500 participants
Location: San Diego, California
Rock 'n' Roll San Diego
Date: Jun 5-6, 2027 - Saturday to Sunday
Size: 10,000+ participants
Location: San Diego, California
Run for Breast Cancer 5K/10K/13.1 - San Diego
Date: Jun, 2027 (TBD)
Size: 100 - 500 participants
Location: San Diego, California
Wicked Fast Marathon & Half Marathon - San Diego
Date: Jun, 2027 (TBD)
Size: 100 - 500 participants
Location: El Cajon, California
Run Juneteenth Day 5K/10K/13.1 - San Diego
Date: Jun, 2027 (TBD)
Size: 100 - 500 participants
Location: San Diego, California
