South Bay 24

About the Event

Experience the unique charm of San Diego's Montgomery Waller Community Park during this exhilarating race, now entering its fifth year. The evening start adds an extra layer of excitement as runners embark on their 24-hour journey through the park’s diverse terrain.
The course is a meticulously designed 1.22-mile loop that seamlessly blends trail running with stretches of grass and bike paths. This year's route will take you COUNTER-CLOCKWISE, offering new challenges and scenic views around the park. Whether you're a seasoned endurance runner or just starting your journey in long-distance events, this race promises an unforgettable experience.
For those seeking a more manageable challenge, shorter options are available with the SB "Mini" event, featuring 12-hour and 6-hour time limits. Additionally, runners can opt for the HEFTY Half Marathon, completing a total of 18.3 miles over 15 laps around the park.
Enhance your race experience with complimentary amenities:
- A runner's campsite area to rest when needed
- A hearty pancake breakfast on Saturday morning from 9 AM to 10 AM
- An afternoon happy hour starting at 5 PM, offering a chance to unwind and socialize
Fuel up before or after the event with beer and seltzer provided by local vendors. Register now for your spot in this limited-capacity race, which is sanctioned by USATF.
Celebrate your achievement with:
- A runner's campsite area
- A complimentary pancake breakfast on Saturday morning
- An afternoon happy hour from 5 PM to 6 PM featuring beer and seltzer
Don't miss out on the opportunity to test your limits in a race that combines natural beauty, varied terrain, and supportive community. This event is capped at just 225 runners, ensuring an intimate atmosphere where every participant feels valued.
Join us for this thrilling adventure through Montgomery Waller Community Park!

Races Offered

12 Hour DAY Opening soon

Jul 24, 2026

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Distance — 12 Hour DAY Opening soon

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Type — Running

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19:00

12 Hour NIGHT Opening soon

Jul 24, 2026

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Distance — 12 Hour NIGHT Opening soon

terrain

Type — Running

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19:00

24 Hour Opening soon

Jul 24, 2026

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Distance — 24 Hour Opening soon

terrain

Type — Running

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19:00

6 HOUR Opening soon

Jul 24, 2026

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Distance — 6 HOUR Opening soon

terrain

Type — Running

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19:00

Hefty Half Marathon Opening soon

Jul 24, 2026

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Distance — Hefty Half Marathon Opening soon

terrain

Type — Running

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19:00

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$87.58

PACER Opening soon

Jul 24, 2026

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Distance — PACER Opening soon

terrain

Type — Running

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19:00

Weather History

These values represent the 3-year monthly averages for July in San Diego.

thermostat Temperature

17.5° / 24.0°

wb_sunny Feels like

18.6° / 23.2°

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humidity_mid Humidity

77.6%

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nightlight Sunset

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About San Diego

Learn more about the host city, San Diego.

From balmy beaches with a laid-back attitude to a gleaming modern image, San Diego offers much for the tourist to enjoy. Situated on the Southern California seacoast, San Diego is the second largest city in the state, with 1.4 million residents (2020), and has long attracted travelers for its ideal climate, miles of beaches, and location on the Mexican border right across from Tijuana.