Left My Heart in San Francisco 5K, 2 Hr

Embrace the spirit of Valentine's Day with an exhilarating urban adventure at the Left My Heart in San Francisco 5K, 2 Hr on February 14, 2026. This unique event, hosted in the iconic city of San Francisco, California, transforms the race experience into a delightful scavenger hunt. Participants can choose between a 5K route or a 2-hour scramble, navigating the city's charming neighborhoods and scenic spots.

Unlike traditional races, the Left My Heart in San Francisco is a Valentine-themed quest where individuals or teams of up to five will utilize a custom-made map to locate lovely heart sculptures and other festive checkpoints. At each discovery, a simple multiple-choice question awaits, adding an engaging mental challenge to the physical journey. This event promises an exciting exploration of San Francisco's vibrant areas, offering a fresh perspective on its famous landscapes. Previous iterations have seen checkpoints in downtown, South of Market, and Mission Bay, and for 2026, the start is at 3898 24th St., suggesting an adventure through the distinctive Noe Valley area.

As you embark on this memorable adventure, expect typical race day conditions with highs around 61°F and lows around 48°F, along with a 16% chance of precipitation, so come prepared for San Francisco's unpredictable charm. The event, rain or shine, encourages participants to wear closed-toed shoes, hats, and sunblock. After successfully completing your quest, enjoy well-deserved refreshments and socializing at the finish line, celebrating your achievement in true San Francisco style. This Terraloco-organized event, with a history dating back to at least 2015, is more than just a race; it's a cherished annual tradition for uncovering the heart of San Francisco.