Now in its ninth year, the Thrive San Diego Half Marathon & 5K offers a flat, coastal course perfect for chasing a PR or simply enjoying a scenic run. Taking place around San Diego’s iconic Mission Bay, runners of all levels can choose from a half marathon, two-person relay, or 5K, all starting from Ski Beach. This event blends community spirit and wellness with purpose—it supports Make‑A‑Wish San Diego, giving participants the chance to run for something bigger. Participants receive a premium tech shirt, a custom medal, and access to a lively post-race Thrive Expo filled with music, vendors, and great vibes. Whether you’re racing for a cause or just to finish strong, this is San Diego fall running at its best.
Races
Half Marathon
Half Marathon
5 km
Race Date:
01 November, 2025
The Half Marathon Relay, also organised by Easy Day Sports, begins at 7:15 AM on 1 November 2025, at the same Vacation Isle start line. Teams of two split the half marathon distance on the same scenic loop around Mission Bay, with all the major perks like tech tees, medals, chip timing, and expo access.
Weather based on historical averages.
FAQs
What is the Kaiser Permanente Thrive San Diego Half Marathon Relay?
How long is the Kaiser Permanente Thrive San Diego Half Marathon Relay?
Where does the Kaiser Permanente Thrive San Diego Half Marathon Relay take place?
What is the elevation gain of the Kaiser Permanente Thrive San Diego Half Marathon Relay?
How can I prepare for the Kaiser Permanente Thrive San Diego Half Marathon Relay?
How do I choose the right training plan for the Kaiser Permanente Thrive San Diego Half Marathon Relay?
The Half Marathon Relay, also organised by Easy Day Sports, begins at 7:15 AM on 1 November 2025, at the same Vacation Isle start line. Teams of two split the half marathon distance on the same scenic loop around Mission Bay, with all the major perks like tech tees, medals, chip timing, and expo access.
The Kaiser Permanente Thrive San Diego Half Marathon Relay is 21km long.
The Kaiser Permanente Thrive San Diego Half Marathon Relay takes place in San Diego, CA, USA.
The Kaiser Permanente Thrive San Diego Half Marathon Relay elevation gain is 61 meters, which Runna classifies as a Flat race.
The best way to train for the next race is to use a personalized training plan that takes into account your current running ability, schedule, and preferences.
This will help you steadily improve your running performance and get ready for the race without risking an injury.
Check out our training plans to find the best running program for your goals!
Which plan you choose will depend on your experience, schedule, objectives, and the date of the race.
Runna offers personalized training plans for every runner and every goal: Whether this is your first, 10th or 100th race, we'll help you get the most out of your training and smash your goals.
Check out our training plans to find the best running program for your goals!
What is the Kaiser Permanente Thrive San Diego Half Marathon Relay?
The Half Marathon Relay, also organised by Easy Day Sports, begins at 7:15 AM on 1 November 2025, at the same Vacation Isle start line. Teams of two split the half marathon distance on the same scenic loop around Mission Bay, with all the major perks like tech tees, medals, chip timing, and expo access.
How long is the Kaiser Permanente Thrive San Diego Half Marathon Relay?
The Kaiser Permanente Thrive San Diego Half Marathon Relay is 21km long.
Where does the Kaiser Permanente Thrive San Diego Half Marathon Relay take place?
The Kaiser Permanente Thrive San Diego Half Marathon Relay takes place in San Diego, CA, USA.
What is the elevation gain of the Kaiser Permanente Thrive San Diego Half Marathon Relay?
The Kaiser Permanente Thrive San Diego Half Marathon Relay elevation gain is 61 meters, which Runna classifies as a Flat race.
How can I prepare for the Kaiser Permanente Thrive San Diego Half Marathon Relay?
The best way to train for the next race is to use a personalized training plan that takes into account your current running ability, schedule, and preferences.
This will help you steadily improve your running performance and get ready for the race without risking an injury.
Check out our training plans to find the best running program for your goals!
How do I choose the right training plan for the Kaiser Permanente Thrive San Diego Half Marathon Relay?
Which plan you choose will depend on your experience, schedule, objectives, and the date of the race.
Runna offers personalized training plans for every runner and every goal: Whether this is your first, 10th or 100th race, we'll help you get the most out of your training and smash your goals.
Check out our training plans to find the best running program for your goals!
More
Sport:
Running
Tags:
Major City
Coastal
Relay
Kid friendly
Fun Run
This event listing is for informational purposes only. Runna is not affiliated with, endorsed by, or sponsored by Kaiser Permanente Thrive San Diego Half Marathon & 5K 2025 or Easy Day Sports. All event details are based on publicly available information and are provided solely to help users discover running events. Runna does not use any official logos, images, or proprietary content from this event or its organiser. Any trademarks or names mentioned are used descriptively to identify the event in a factual manner. For the most accurate and up to date information (including to register or purchase an entry to the event), please visit the Kaiser Permanente Thrive San Diego Half Marathon & 5K 2025 website.
