San Francisco WiFi guide, updated September 15, 2026
Libraries with Free WiFi in San Francisco, CA
There are 70 libraries on our San Francisco WiFi map. Examples include Anza Branch Library, Bayview Branch Library and Bernal Heights Branch Library. 10 (14%) are explicitly marked as free WiFi.
70
Libraries with WiFi
10
Marked free
34
ZIP codes covered
35
List opening hours
Venue data © OpenStreetMap contributors, available under the Open Database License. Snapshot taken September 15, 2026. Listings show places mapped as offering internet access, plus public libraries, hotels, and chains that advertise free customer WiFi (marked Chain policy, since the policy is not confirmed at each location). WiFi terms change, so confirm with the venue. VoqadoWiFi does not publish network passwords.
All 70 libraries in San Francisco
| Venue | Address | WiFi |
|---|---|---|
| Albany Branch Alameda County Library Hours: Su 13:00-17:00; Mo 12:00-18:00; Tu, We 12:00-20:00; Th 10:00-18:00; Sa 10:00-17: | See map | Library |
| Anne Bremer Memorial Library | See map | Library |
| Anza Branch Library | 550 37th Avenue, 94121 | Library |
| Bayview Branch Library | 5075 3rd Street, 94124 | Listed |
| Belvedere Tiburon Library | See map | Library |
| Bernal Heights Branch Library Hours: Mo,Th 10:00-18:00; Tu 10:00-19:00; We 12:00-20:00; Fr 13:00-18:00; Sa 10:00-18:0 | 500 Cortland Avenue, 94110 | Listed |
| Bolinas Branch Marin County Free Library | See map | Library |
| Brisbane Library Hours: Mo-Th 10:00-20:00; Fr-Su 10:00-17:00; PH closed | 163 Visitacion Avenue, 94005 | Free |
| Chinatown / Him Mark Lai Branch Library Hours: Su 13:00-17:00; Mo,Fr 13:00-18:00; Tu-Th 10:00-20:00; Sa 10:00-18:00; PH off | 1135 Powell Street, 94108 | Listed |
| Christian Science Reading Room | 220 West Portal Avenue, 94127 | Library |
| Civic Center and Public Library | 420 Litho Street, 94965 | Library |
| Corte Madera Regional Branch Marin County Free Library Hours: Mo-Th 22:00-09:00; Su 22:00-05:00; Sa 00:00-05:00 | 707 Meadowsweet Drive, 94925 | Listed |
| Dorraine Zief Law Library | Fulton Street, 94117 | Library |
| El Cerrito Branch Contra Costa County Library | 6510 Stockton Avenue, 94530 | Listed |
| Erik Erikson Library | See map | Library |
| Eureka Valley / Harvey Milk Memorial Branch Library Hours: Mo,Sa 10:00-18:00; Tu-Th 10:00-20:00; Fr 13:00-18:00; Su 13:00-17:00 | 1 José Sarria Court, 94114 | Listed |
| Excelsior Branch Library Hours: Su 13:00-17:00; Mo 13:00-18:00; Tu-Th 10:00-20:00; Fr 13:00-18:00; Sa 10:00-18:0 | 4400 Mission Street, 94112 | Free |
| Far West Library for Educational Research and Development | See map | Library |
| Geography Department Map Library | See map | Library |
| Glen Park Branch Library Hours: Tu-Sa 10:00-17:30 | 2825 Diamond Street, 94131 | Listed |
| Golden Gate Branch Oakland Public Library Hours: Mo 10:00-17:30; Tu-We 10:00-20:00; Th 10:00-17:30; Fr 12:00-17:30; Sa 10:00-17:3 | 5606 San Pablo Avenue, 94608 | Library |
| Golden Gate Valley Branch Library | 1801 Green Street, 94123 | Library |
| Grand Avenue Branch South San Francisco Public Library Hours: Mo-Tu 10:00-18:00; We 12:00-20:00; Th-Fr 10:00-18:00; Sa 10:00-17:00; PH off | 305 Walnut Avenue, 94080 | Free |
| Helen Crocker Russell Horticultural Library Hours: Mo-Th off; Fr-Su 10:00-16:00 | See map | Library |
| Ingleside Branch Library Hours: Mo,Tu 10:00-18:00; We 10:00-20:00; Th 12:00-19:00; Fr 13:00-18:00; Sa 10:00-18:0 | 1298 Ocean Avenue, 94112 | Free |
| Internet Archive Hours: Mo-Fr 09:00-17:00 | 300 Funston Avenue, 94118 | Listed |
| J. Paul Leonard Library | See map | Library |
| John D Daly Branch Daly City Public Library | See map | Library |
| Kalmanovitz Library Hours: Mo-Th 07:45-22:00; Fr 07:45-20:00; Sa 10:00-18:00; Su 12:00-22:00 | 530 Parnassus Avenue, 94143 | Library |
| Marin City Branch Marin County Free Library | 164 Donahue Street, 94965 | Library |
| Marina Branch Library | 1890 Chestnut Street, 94123 | Free |
| Maritime Research Center Hours: "by appointment", 13:00-16:30 | 2 Marina Boulevard, 94109 | Library |
| Mechanics' Institute Library and Chess Room Hours: Mo,We,Fr 10:00-18:00; Tu,Th 10:00-20:00; Sa 10:00-17:00 | 57 Post Street, 94104 | Library |
| Merced Branch Library | 155 Winston Drive, 94132 | Listed |
| Mill Valley Public Library | See map | Library |
| Mission Bay Branch Library Hours: Mo-Tu,Th,Sa 10:00-18:00; We 11:00-20:00; Fr 13:00-18:00; Su 13:00-17:00 | 960 4th Street, 94158 | Free |
| Mission Temporary Branch, San Francisco Public Library Hours: Mo,Sa 10:00-18:00; Tu-Th 10:00-20:00; Fr 13:00-18:00; Su 13:00-17:00 | 1234 Valencia Street | Free |
| Noe Valley / Sally Brunn Branch Library | 451 Jersey Street, 94114 | Listed |
| North Beach Branch Library | 850 Columbus Avenue, 94133 | Library |
| Ocean View Branch Library | 345 Randolph Street, 94132 | Listed |
| Ortega Branch Library Hours: Mo,Tu,Sa 10:00-18:00; Su 13:00-17:00; We 12:00-20:00; Th 11:00-20:00; Fr 13:00-1 | 3223 Ortega Street, 94122 | Listed |
| Park Branch Library Hours: Th, Sa 10:00-18:00; Mo 11:00-18:00; Tu 10:00-20:00; We 12:00-20:00; Fr 13:00-18: | 1833 Page Street, 94117 | Listed |
| Parkside Branch Library | 1200 Taraval Street, 94116 | Listed |
| Portola Branch Library Hours: Mo-Tu,Sa 10:00-18:00; We 12:00-20:00; Th 10:00-19:00; Fr 13:00-18:00; Su 13:00-1 | 380 Bacon Street, 94134 | Listed |
| Potrero Branch Library | 1616 20th Street, 94107 | Listed |
| Prelinger Library Hours: Tu 11:00-17:00; We 12:30-19:00; Su 13:30-16:00 | 301 8th Street, 94103 | Listed |
| Presidio Branch Library Hours: Tu-We 10:00-20:00; Mo, Fr 13:00-18:00; Th, Sa 10:00-18:00; Su 13:00-17:00 | 3150 Sacramento Street, 94115 | Listed |
| Reading Room | 100A SLF-North | Customers |
| Richard A Gleeson Library | Golden Gate Avenue, 94117 | Free |
| Richmond / Senator Milton Marks Branch Library | 351 9th Avenue, 94118 | Listed |
| Richmond Branch - San Francisco Public Library Hours: Mo 10:00-18:00; Tu-Th 10:00-20:00; Fr 13:00-18:00; Sa 10:00-18:00; Su 13:00-17:0 | 351 9th Avenue, 94118 | Listed |
| Richmond Public Library - Bayview Branch Hours: Mo 10:30-17:00; Tu 13:30-19:00; We-Th 13:00-17:00; Sa 10:00-17:00 | 5100 Hartnett Avenue, 94804 | Library |
| Richmond Public Library - Westside Branch Hours: Mo 13:30-19:00; Tu 10:30-17:00; We-Th 13:00-17:00; Sa 10:00-17:00 | 135 Washington Avenue, 94801 | Library |
| Salesforce Park Children’s Reading Room Hours: Mo-Fr 10:00-18:00; Sa-Su 10:00-16:00; PH off | See map | Library |
| San Francisco Public Library - Main Library Hours: Su 12:00-18:00; Mo 09:00-18:00; Tu-Th 09:00-20:00; Fr 12:00-18:00; Sa 10:00-18:0 | 100 Larkin Street, 94102 | Listed |
| Serramonte Main Library | See map | Library |
| Simpson Library | See map | Library |
| South San Francisco Public Library Hours: Mo-Tu 10:00-20:00; We, Fr 10:00-18:00; Th 12:00-20:00; Su 14:00-17:00; Sa 10:00- | 901 Civic Campus Way, 94080 | Free |
| St Francis Memorial Hospital Library | See map | Library |
| Stinson Beach Library Hours: Mo 10:00-18:00; Tu 13:00-21:00; Fr 10:00-18:00; Sa 10:00-17:00 | 3521 Shoreline Highway, 94970 | Library |
| Sunset Branch Library | 1305 18th Avenue, 94122 | Library |
| Systemwide Library Facility - North (SLF-North) Hours: Tu-Th 12:00-16:00 | See map | Customers |
| Treasure Island Bookmobile Hours: We 14:00-18:00 | 810 Avenue D | Library |
| USF Seed Library | See map | Library |
| Visitacion Valley Branch Library | 201 Leland Avenue, 94134 | Listed |
| West Branch Berkeley Public Library Hours: Mo-Sa 10:00-18:00 | 1125 University Avenue, 94702 | Free |
| West Oakland Branch Oakland Public Library Hours: Mo 10:00-17:30; Tu-We 10:00-20:00; Th 10:00-17:30; Fr 12:00-17:30; Sa 10:00-17:3 | 1801 Adeline Street | Library |
| West Portal Branch Library Hours: Mo,Sa 10:00-18:00; Tu-Th 10:00-20:00; Fr 13:00-18:00; Su 13:00-17:00 | 190 Lenox Way, 94127 | Listed |
| Western Addition Branch Library | 1550 Scott Street, 94115 | Library |
| Westlake Branch Daly City Public Library | See map | Library |
Questions
How many libraries have WiFi in San Francisco?
70 on the current snapshot, drawn from OpenStreetMap. 10 are explicitly marked free and 35 list opening hours.
Can I work remotely from these libraries?
Many allow it during quieter hours. Buy something, avoid peak meal times, and look for listings marked Free. Libraries and coworking spaces are the safest choice for long sessions.
Is public WiFi in San Francisco safe to use?
Treat any shared network as untrusted. Check the network name with staff, prefer sites that use HTTPS, and use a VPN for banking or work systems.
My business is in San Francisco and not listed. What do I do?
Send us your details through the form on this page. We add missing venues at the next data refresh and can set up free guest WiFi marketing on your Omada or UniFi hardware.
For library owners in San Francisco
People are already looking for WiFi near you. Turn each connection into a customer you can reach again.
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