The California Academy of Sciences is a science museum—and scientific and educational institution—located in San Francisco's Golden Gate Park.

The California Academy of Sciences is open every day of the year—and you can explore it all with a single ticket. See our hours, ticket prices, free days, and more.

The Academy is open! For your safety, all guests must purchase timed-entry tickets online in advance. Welcome back!

Explore the world from the heart of San Francisco at the only aquarium, planetarium, rainforest, and natural history museum under one living roof.

From deep sea to deep space, your Academy ticket is your passport to science adventures. Explore our exhibits, public programs, events, and more.

The only place on Earth where you can visit an aquarium, planetarium, rainforest, and natural history museum under one roof, the California Academy of Sciences in San Francisco is also a powerful …

Located in the heart of San Francisco in beautiful Golden Gate Park, the Academy is easily accessible via public transit, bicycle, rideshare, or car. We encourage sustainable transportation whenever …

On an evening in 1853—just three years after California joined the United States—seven men assembled in a candle-lit room in San Francisco and founded the first scientific academy west of the …

World-class science should be available to everyone. From free field trips for all San Francisco students to $5 admission for EBT cardholders, we're proud to open our doors to open more minds.

Bundle Academy admission with 3 more top SF attractions and save up to 46% with CityPASS® tickets—plus instant mobile ticket delivery. It’s your best sightseeing value!