Home Reports 2025 Global United States California San Francisco

Internet Speed Report San Francisco August 2025

A comprehensive analysis of broadband performance in San Francisco based on real user speed tests conducted on Bandwidth Place.

Total Tests

58

Avg. Download

372.67Mbps

Avg. Upload

169.70Mbps

Avg. Ping

56.8ms

Top Internet Providers

Provider Avg Speed
Comcast Cable Communications 490.9 Mbps
Wave Broadband 410.1 Mbps
Comcast Cable Communications, LLC 353.2 Mbps
AT&T Services, Inc. 132.3 Mbps
Comcast Cable Communications, LLC 982.5 Mbps
Comcast Cable Communications, LLC 304.3 Mbps
Cellco Partnership DBA Verizon Wireless 152.2 Mbps
Microsoft Corporation 1,087.4 Mbps

Top Devices

Device Share
iPhone 5.2%
Generic Smartphone 3.4%
Generic Smartphone 1.7%
Generic Smartphone 1.7%

Top Browsers

Browser Share
Chrome 31.0%
Opera 10.3%
Chrome 8.6%
Firefox 6.9%
Mobile Safari 5.2%
Chrome 5.2%
Chrome 5.2%
Opera 3.4%
Opera 3.4%
Firefox 3.4%

Analysis Methodology

The data presented in this report is aggregated directly from real user speed tests performed on the Bandwidth Place platform testing network nodes globally during 2025. We calculate the localized metrics using strict data sanity checks to prevent skewed results from anomalies or extreme outliers.

SEO & Location Routing Structure: Because location data is structurally rigid, caching data dynamically to static hierarchy (Country -> State -> City) provides significant improvements to PageSpeed metrics and Time to First Byte (TTFB). This strategy ensures optimum indexing for search engines processing localized queries.