These figures are household adoption (how many homes subscribe to broadband), from the Census ACS. They are not provider or technology availability — that FCC data layer is a later addition. Nothing here is address-specific.

Home / California / San Mateo County

Internet Access in San Mateo County

264,419 households · Census ACS 5-year.

Broadband subscription

95.7%

Any internet subscription

95.8%

No internet access

3.1%

Cities in San Mateo County

AreaBroadbandNo internet

Source: U.S. Census Bureau, American Community Survey 5-year, table B28002. This is subscription adoption, not provider availability.