San Diego 5k, 10k, 10 Mile & Half Marathon at Mission Bay March 2027

Join us for the RunThrough San Diego 5K, 10K, 10 Mile & Half Marathon at Mission Bay on Sunday, March 28, 2027!

Experience one of Southern California’s most scenic race days at Mission Bay, where fast, flat routes and stunning waterfront views create the perfect setting for runners of all abilities. Choose from the 5K, 10K, 10 Mile, or Half Marathon and enjoy a memorable race through one of San Diego’s most popular outdoor destinations.

Starting and finishing at Tecolote Shores, the course heads onto Fiesta Island, following wide, traffic-free roads with open views across Mission Bay. The flat profile makes this an excellent opportunity to chase a personal best, take on a new distance, or simply enjoy a relaxed run in a spectacular coastal setting.

With clear course markings, enthusiastic marshals, and a welcoming race-day atmosphere, you can expect a smooth and professionally organized experience from start to finish. Whether you’re a local runner or visiting San Diego for the weekend, this event offers a fantastic way to explore the city’s iconic waterfront on foot.

Join us this March and race alongside the beautiful shores of Mission Bay.

Race Distance & Start Times

06:00 - Half Marathon

06:30 - 10 mile

07:00 - 10k

07:15 - 5k

Included in the entry

Unique themed medal

Free race photos

Chip-timed results

Post-race goodies

Each kilometre is accurately marked with distance flags, and our friendly marshals will guide and cheer you all the way to the finish. We cannot wait to welcome you to the  San Diego 5K, 10K, 10 Mile & Half Marathon at Mission Bay.

With RunThrough, you can expect a friendly team of marshals to help guide you around the course and cheer you on to the finish, a lively and well-serviced event village with plenty of food and drink options, including free goodies from our partners at the finish line after your hard effort.

We have been extensively researching what runners consider important, and sustainability is fast becoming the top issue. Click here to see what RunThrough is doing for sustainability.

You can now grab your San Diego 5K, 10K, 10 Mile & Half Marathon at Mission Bay event t-shirt for more than 30% off when you buy it as part of your entry on checkout! With the event logo printed on the chest, it’s the perfect keepsake to celebrate your race and wear your achievement with pride!

We can do this with our partner RT Kit as part of a strategic decision to raise awareness about the quality of the product, whilst reducing the overall cost of events for those who would prefer not to have a t-shirt included.

Come and enjoy the day with us. Once you enter, you will receive a confirmation email. More information will be sent closer to the event. We can’t wait to see you on the start line.