A gigantic fossil of Tyrannosaurus Rex stands in the light-filled lobby of the California Academy of Sciences

San Francisco residents enjoy free admission on designated weekends each spring and fall, according to zip code.



Free admission is available for San Francisco residents of each zip code during the designated dates listed below. Visiting adults are limited to six children for free entry. Proof of residency is required.*

Neighborhoods: Alamo Square, Cole Valley, Cow Hollow, Fisherman’s Wharf, Haight Ashbury, Laurel Heights, Marina, Pacific Heights, Presidio, Richmond, Western Addition
Zip Codes: 94115, 94117, 94118, 94121, 94123, 94129, 94159

Fall 2018 Free Days: Sept. 14, 15, 16
Spring 2019 Free Days: March 1, 2, 3

Neighborhoods: Chinatown, Financial District, Hayes Valley, Mission Bay, Nob Hill, North Beach, Russian Hill, SOMA, Telegraph Hill, Tenderloin, Treasure Island, Union Square, Yerba Buena Island
Zip Codes: 94102, 94103, 94104, 94105, 94108, 94109, 94111, 94126, 94130, 94133, 94158

Fall 2018 Free Days: Sept. 28, 29, 30
Spring 2019 Free Days: March 8, 9, 10

Neighborhoods: Castro, Forest Hill, Glen Park, Noe Valley, Parkmerced, Parkside, St. Francis Wood, Sunset
Zip Codes: 94114, 94116, 94122, 94127, 94131, 94132

Fall 2018 Free Days: Oct. 12, 13, 14
Spring 2019 Free Days: March 15, 16, 17

Neighborhoods: Bayview-Hunters Point, Bernal Heights, Dogpatch, Excelsior, Ingleside, Mission, Outer Mission, Portola, Potrero Hill, Visitacion Valley
Zip Codes: 94107, 94110, 94112, 94124, 94134

Fall 2018 Free Days: Oct. 19, 20, 21
Spring 2019 Free Days: March 22, 23, 24

*Each visiting adult must show a valid photo ID with proof of residency. The following items or combinations are acceptable:

  • A driver’s license or state ID card

  • Photo ID plus postmarked envelope, postcard, or magazine label with name and date

  • Photo ID plus utility bill (gas/electric/cable), bank statement, or letter from a government agency with name and home address (not a P.O. Box)


Language Days at the Academy

We’re excited to offer special Cantonese and Spanish in-language programming and activities for families throughout the museum on select Neighborhood Free Weekend dates this fall:

Cantonese: September 28 and October 13
Spanish: October 12 and October 19


Page translation instructions

To translate our website into over 100 languages, click the "Select Language" button found at the bottom of every Academy webpage.