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Upcoming 5K Races Near Rossmoor, CA in October, 2025

Monster Mash Dash 5K, 10K, and Half Marathon logo

Monster Mash Dash 5K, 10K, and Half Marathon

Santa Monica, CA

Saturday, October 4th, 2025

10K
5K
Half
View details for race Monster Mash Dash 5K, 10K, and Half Marathon
Cabrillo Beach 5K/10K logo

Cabrillo Beach 5K/10K

San Pedro, CA

Saturday, October 4th, 2025

5K
10K
View details for race Cabrillo Beach 5K/10K
2025 Long Beach Marathon & Half Marathon logo

2025 Long Beach Marathon & Half Marathon

Long Beach, CA

Saturday, October 4th, 2025

Half
5K
Marathon
View details for race 2025 Long Beach Marathon & Half Marathon
Rock It in Chino Hills logo

Rock It in Chino Hills

Brea, CA

Saturday, October 11th, 2025

5K
10K
Ultra
Trail
View details for race Rock It in Chino Hills
POMONA 5K & 10K logo

POMONA 5K & 10K

Pomona, CA

Saturday, October 11th, 2025

View details for race POMONA 5K & 10K
Night of the Living Runners – 5K, 10K, 10M, and Half Marathon logo

Night of the Living Runners – 5K, 10K, 10M, and...

Long Beach, CA

Saturday, October 11th, 2025

10K
10 Miles
5K
View details for race Night of the Living Runners – 5K, 10K, 10M, and Half Marathon
Haunted Heroes 5k, 10k, 15k, Half Marathon logo

Haunted Heroes 5k, 10k, 15k, Half Marathon

Los Angeles, CA

Saturday, October 11th, 2025

10K
15K
Half
View details for race Haunted Heroes 5k, 10k, 15k, Half Marathon
Gobble Ghoul and Holly Run 5K, 10K, and Half Marathon logo

Gobble Ghoul and Holly Run 5K, 10K, and Half Ma...

Santa Monica, CA

Saturday, October 11th, 2025

10K
5K
Half
View details for race Gobble Ghoul and Holly Run 5K, 10K, and Half Marathon
Just a Dash of Hocus Pocus 5K, 10K logo

Just a Dash of Hocus Pocus 5K, 10K

Santa Monica, CA

Saturday, October 11th, 2025

10K
5K
View details for race Just a Dash of Hocus Pocus 5K, 10K
Gobble Ghoul and Holly Run 5K, 10K, and Half Marathon logo

Gobble Ghoul and Holly Run 5K, 10K, and Half Ma...

Long Beach, CA

Sunday, October 12th, 2025

10K
5K
Half
View details for race Gobble Ghoul and Holly Run 5K, 10K, and Half Marathon
The Race for a Healthier World 5K logo

The Race for a Healthier World 5K

Anaheim, CA

Friday, October 17th, 2025

5K
Trail
View details for race The Race for a Healthier World 5K
Spooktacular 5k, 10k, 15k, Half Marathon logo

Spooktacular 5k, 10k, 15k, Half Marathon

Long beach, CA

Saturday, October 18th, 2025

15K
5K
10K
View details for race Spooktacular 5k, 10k, 15k, Half Marathon
Hallo-Thanks-Mas – 5K, 10K, and Half Marathon logo

Hallo-Thanks-Mas – 5K, 10K, and Half Marathon

Santa Monica, CA

Saturday, October 18th, 2025

10K
5K
Half
View details for race Hallo-Thanks-Mas – 5K, 10K, and Half Marathon
2025 Boyle Heights 5K Run logo

2025 Boyle Heights 5K Run

Los Angeles, CA

Saturday, October 18th, 2025

5K
View details for race 2025 Boyle Heights 5K Run
2025 Cal Tri LA - 10.19.25 logo

2025 Cal Tri LA - 10.19.25

Playa Del Rey, CA

Sunday, October 19th, 2025

5K
10K
View details for race 2025 Cal Tri LA - 10.19.25
Frightful Finish Line - Halloween Run 5K, 10K, & Half Marathon logo

Frightful Finish Line - Halloween Run 5K, 10K, ...

Long Beach, CA

Sunday, October 19th, 2025

5K
10K
Half
View details for race Frightful Finish Line - Halloween Run 5K, 10K, & Half Marathon
MISSION INN RUN logo

MISSION INN RUN

Riverside, CA

Sunday, October 19th, 2025

View details for race MISSION INN RUN
The Ghostly Gallup – 5K, 10K, 10 Miler, and Half Marathon logo

The Ghostly Gallup – 5K, 10K, 10 Miler, and Hal...

Long Beach, CA

Sunday, October 19th, 2025

10K
15K
5K
View details for race The Ghostly Gallup – 5K, 10K, 10 Miler, and Half Marathon
Pre-Registration Beverly Hills Run of the Stars: 2025 logo

Pre-Registration Beverly Hills Run of the Stars...

Beverly Hills, CA

Sunday, October 19th, 2025

5K
View details for race Pre-Registration Beverly Hills Run of the Stars: 2025
The Witches’ Brew Run 5K, 10K, & Half Marathon logo

The Witches’ Brew Run 5K, 10K, & Half Marathon

Santa Monica, CA

Saturday, October 25th, 2025

10K
5K
Half
Fast
View details for race The Witches’ Brew Run 5K, 10K, & Half Marathon
SoCal's Sunset Trick or Trot 5k/10K logo

SoCal's Sunset Trick or Trot 5k/10K

Huntington Beach, CA

Saturday, October 25th, 2025

5K
10K
Fast
View details for race SoCal's Sunset Trick or Trot 5k/10K
Malibu Moves: 5K, 10K, Half Marathon & Kids Run logo

Malibu Moves: 5K, 10K, Half Marathon & Kids Run

Malibu, CA

Saturday, October 25th, 2025

Half
5K
View details for race Malibu Moves: 5K, 10K, Half Marathon & Kids Run
RUN FOR FREEDOM logo

RUN FOR FREEDOM

San Dimas, CA

Saturday, October 25th, 2025

View details for race RUN FOR FREEDOM
Monster Dash 5k, 10k, 15k, Half Marathon logo

Monster Dash 5k, 10k, 15k, Half Marathon

Long beach, CA

Saturday, October 25th, 2025

10K
5K
Half
View details for race Monster Dash 5k, 10k, 15k, Half Marathon
Halloween Havoc – 5K, 10K, and Half Marathon logo

Halloween Havoc – 5K, 10K, and Half Marathon

Fountain Valley, CA

Sunday, October 26th, 2025

5K
10K
Half
View details for race Halloween Havoc – 5K, 10K, and Half Marathon
Monster Dash 5k, 10k, 15k, Half Marathon YL logo

Monster Dash 5k, 10k, 15k, Half Marathon YL

Anaheim, CA

Sunday, October 26th, 2025

5K
Half
15K
View details for race Monster Dash 5k, 10k, 15k, Half Marathon YL
Howl-o-ween Doggie Dash 5K logo

Howl-o-ween Doggie Dash 5K

Los Angeles, CA

Sunday, October 26th, 2025

5K
Trail
Fast
View details for race Howl-o-ween Doggie Dash 5K
Trick or Trot 5K, 10K, and Half Marathon logo

Trick or Trot 5K, 10K, and Half Marathon

Long Beach, CA

Sunday, October 26th, 2025

10K
5K
Half
View details for race Trick or Trot 5K, 10K, and Half Marathon
Alhambra Pumpkin Run 2024 logo

Alhambra Pumpkin Run 2024

Alhambra, CA

Sunday, October 26th, 2025

10K
5K
View details for race Alhambra Pumpkin Run 2024

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