5K races in California, United States — 2026 running calendar

2026 Mother's Day Virtual 5k - Ventura

Ventura, California, United States

May 9, 2026 (Sat) – May 11, 2026

Running

5K

2026 Mother's Day Virtual 5k - Fremont

Fremont, California, United States

May 9, 2026 (Sat) – May 11, 2026

Running

5K

Race for Open Space

Carmel-By-The-Sea, California, United States

May 9, 2026 (Sat)

Running, Trail running

1.6K 5K 12K 25K +1

Santa Fe Springs Totally 80's 5K Fun Run/Walk

Santa Fe Springs, California, United States

May 9, 2026 (Sat)

Running

5K 0.4K

Sasquatch Trail Run

Woodlake, California, United States

May 9, 2026 (Sat)

Running

5K

2026 Mother's Day Virtual 5k - Livermore

Livermore, California, United States

May 9, 2026 (Sat) – May 11, 2026

Running

5K

2026 Mother's Day Virtual 5k - Manteca

Manteca, California, United States

May 9, 2026 (Sat) – May 11, 2026

Running

5K

Lynwood 5K/10K Run

Lynwood, California, United States

May 9, 2026 (Sat)

Running

5K 10K +1

WALKUNITEDLA 2026

Inglewood, California, United States

May 9, 2026 (Sat)

Running, Walking

5K

Silva Strong Superhero 5K Run & 2 Mile Walk

Mendota, California, United States

May 9, 2026 (Sat)

Running, Walking

5K 3.2K

Southern California Brain Tumor Walk

Los Angeles, California, United States

May 9, 2026 (Sat)

Walking, Running

5K Volunteer

2026 Mother's Day Virtual 5k - San Leandro

San Leandro, California, United States

May 9, 2026 (Sat) – May 11, 2026

Running

5K