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

  • Date Sat 4th October 2025
  • Time 7:00AM EST
  • Location Santa Monica, California
  • Price $32.79 - $42.33
  • Races 3 races
  • Distances 5km, 10km, Half Marathon

Just added

Secure your place early

Event summary

Get ready for a thrilling day of fitness and fun at the Monster Mash Dash, taking place on Saturday, October 4, 2025, in the beautiful Santa Monica, Los Angeles! This vibrant event features a variety of race distances to suit everyone's pace, including a 5K, 10K, and a challenging Half Marathon. Whether you're a seasoned runner, a casual walker, or someone pushing a stroller, all participants are welcome to join in the excitement.

The courses are designed to be open and inclusive, allowing you to share the scenic beach path with fellow runners and beachgoers. With safety as a top priority, the routes are well-marked and equipped with water stations and restrooms for your convenience. Bib pick-up begins at 6:00 AM, with the Half Marathon kicking off at 7:00 AM and the 5K and 10K races starting at 7:30 AM. Don't miss the chance to celebrate your achievement at the podium awards ceremonies, where the top three men and women in each distance will be honored. Join us for a day that promotes health, wellness, and a sense of community, all while surrounded by the stunning backdrop of Santa Monica!

Organiser's Description

WHY CALILFLOW RUNS?

CALIFLOW RUNS IS DEDICATED TO CREATING INCLUSIVE, ENERGETIC, AND COMMUNITY-DRIVEN RUNNING EVENTS THAT CELEBRATE YOU. WE BRING PEOPLE TOGETHER TO PROMOTE HEALTH, WELLNESS, AND POSITIVE VIBES THROUGH RACES THAT ARE ACCESSIBLE, FUN, AND INFUSED WITH THE UNIQUE CULTURE OF THE GOLDEN STATE.

WHO CAN PARTICIPATE? EVERYONE - RUNNERS, WALKERS, STROLLERS - ALL ARE WELCOME

ABOUT OUR COURSES: OUR COURSES ARE OPEN, WHICH MEANS YOU'LL BE SHARING THE PATH WITH OTHER RUNNERS, WALKERS, AND BEACHGOERS. SAFETY IS OUR TOP PRIORITY, SO PLEASE STAY ON THE PEDESTRIAN SIDE OF THE BEACH PATH. THE COURSES ARE WELL-MARKED, WITH WATER STATIONS AND RESTROOMS AVAILABLE ALONG THE WAY.

COURSE INFORMATION: HTTPS://WWW.CALIVIBERUNS.COM/W/CALIVIBERUNS/PAGE/SANTAMONICACOURSE [https://www.caliviberuns.com/w/CaliVibeRuns/Page/SantaMonicaCourse]

BIB PICK-UP AND START TIMES:

*

BIB PICK-UP: 6:00 AM END 7:35 AM AT THE RACE READY ATHLETICS TENT

HALF MARATHON START TIME: 7:00 AM

5K, 10K, 15K & 10 MILER START TIME: 7:30 AM

START LOCATION: 2000 OCEAN BLVD

SANTA MONICA, CA 90405



PARKING INFORMATION: STREET PARKING IS AVAILABLE, BUT BE SURE TO READ THE SIGNS CAREFULLY AS STREET SWEEPING OCCURS DAILY. WE RECOMMEND PARKING IN THE PAID LOT NEAR THE START LINE, WHICH RANGES FROM $10 TO $12. IF YOU ARRIVE BEFORE THE LOT ATTENDANT, YOU CAN PAY AT THE MACHINE NEAR THE ENTRANCE.

AWARDS:

*

THE TOP 3 MEN AND WOMEN IN EACH DISTANCE WILL RECEIVE A MEDAL.

*

PODIUM AWARDS CEREMONY FOR 5K/10K AT 8:45 AM

*

PODIUM AWARDS CEREMONY FOR HALF MARATHONERS AT 9:30 AM

Races

  • 5k

    Incl. $2.80 Fee

    Sat 4th October 2025 (7:30AM EDT)

    $32.79

  • 10k

    Incl. $3.10 Fee

    Sat 4th October 2025 (7:30AM EDT)

    $38.09

  • Half Marathon

    Incl. $3.34 Fee

    Sat 4th October 2025 (7:00AM EDT)

    $42.33

Reviews

Done this event?

First-hand event reviews from people who have been there, done that and got the breathable T-shirt, really help everyone choose their next event.

Add a review

Location

2000 Ocean Ave, Santa Monica, 90405, CA, United States

Who's In

See who else is doing this event

Be the first

No-one has marked this event as 'Doing' or 'Maybe' yet. Will you be the first?

More from findarace.com

You might like

Oct 4, 2025

$32.79 - $42.33