The Marshmallow Dash – 5K, 10K, 10-Miler, Half Marathon
About this race
Join us for a sweet treat of a race!
Race Details
Start Location: Alamitos Beach, 780 E Shoreline Dr. Long Beach, CA
Parking: Parking in the lot is $2/hour and starts at 8am, if you are running the Half/10m you can use the Passport app to pay for parking. Street parking is free. See map at the bottom of this email.
Event Schedule
Friday
4-6:00pm – Early bib pick-up on the 2nd floor at Sports Basement Long Beach (store discount sent via email the week of the event)
2100 N Bellflower Blvd, Long Beach, CA 90815
Saturday
6:20am – Bib pick-up opens
7:00am – Half marathon & 10m start
7:30am – 5k & 10k start
7:35am – Registration & start line close
10:20am – Course closes (3 hours, 20 minutes for the Half and 10m)
Early start of 6:30am may be pre-arranged for half marathoners and 10-milers only, email your request to events@hightideruns.com. All early starters will not be eligible for awards.
Out and Back Courses
5k & 10k: The 5k route is used for the 5k (one lap) and 10k (two laps) – 5k route
10m: The 5m route is used for the 10m (two laps) – 5m route
Half: The 5m route is run twice and the 5k route is run once for the Half – 5m route and 5k route
More about the Course:
The beach path is an open course, so you will encounter others using it. When we start the race, please stay on the right side of the beach path. The right side is for pedestrians and the left side is for cyclists.
On-Course Support:
A fully stocked water station is located along the course The finish line will also have an aid station stocked with water, electrolytes, gels, and fruit snacks. We have a first aid kit at each station and all High Tides Crew Members have received CPR training. The turns are clearly marked with chalk, a runner turn sign, and a flag
Final Details
Bib: Please wear your race bib on the front of your shirt so we can track your time and send your pics!
Gear Check: You may leave personal items with staff at the registration tent. Please bring your own bag.
Medals: All finishers earn a medal. 1st place medals are given to the overall 1st male and female in each distance
Results: A link for race results and photos will be sent the day after the race. Race photos are free!
Join Us Again: Did you have a blast running with us at our low-pressure, high vibes race? We have themed races throughout the year in Long Beach, the San Fernando Valley, Orange County, and San Diego. Register for multiple races at a time to earn a discount. Check our full schedule.
Have Another Question? Check our FAQ page, it's probably answered there!
Pick your distance
Running
5k
10K
10-Miler
Half Marathon
Race-day daylight
We have no recorded weather for Long Beach yet, but sunrise and sunset follow from the venue and the date.
The sun rises at 6:57 AM and sets at 5:08 PM local time (PST) in Long Beach on January 16, 2027 — 10h 10m of daylight.
Course
No course map published yet.
The organizer hasn't released a route for this event, and we don't publish guesses. If you're the organizer, send us a GPX file and we'll draw the profile.
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🏃 Plan Your Next Race in Long Beach
Find upcoming events by distance:
- Long Beach 5K Races 113 races
- 10K Run Events in Long Beach 95 races
- Long Beach Half Marathons 80 races
- Long Beach Running Calendar 2026 116 races
Where this page comes from. Race details were last updated on . We re-check listings regularly and again in the week before race day.
- Entries, prices, waves and inclusions — the event's official registration page
- Temperature and humidity — Copernicus ERA5 reanalysis via Open-Meteo (CC BY 4.0)
- Elevation and terrain relief — Copernicus DEM GLO-90, ESA (CC BY 4.0)
- Comparisons and counts — Race Discovery calendar, 120 Long Beach events
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