Home Reports 2025 Global United States California San Diego

Internet Speed Report San Diego March 2025

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

Total Tests

68

Avg. Download

385.72Mbps

Avg. Upload

44.56Mbps

Avg. Ping

28.7ms

Top Internet Providers

Provider Avg Speed
Charter Communications 435.1 Mbps
Amazon.com 339.1 Mbps
Charter Communications 358.6 Mbps
Cox Communications Inc. 405.6 Mbps
Charter Communications 298.6 Mbps
Cox Communications Inc. 297.3 Mbps
Charter Communications 367.2 Mbps
Cox Communications Inc. 362.5 Mbps
Charter Communications 296.9 Mbps
AT&T Services, Inc. 655.0 Mbps

Top Devices

Device Share
Generic Smartphone 29.4%
Generic Smartphone 14.7%
iPhone 10.3%
iPad 4.4%
iPhone 2.9%
iPhone 2.9%
iPhone 1.5%
iPhone 1.5%
iPhone 1.5%
iPhone 1.5%

Top Browsers

Browser Share
Chrome Mobile 29.4%
Chrome Mobile 14.7%
Safari 13.2%
Mobile Safari 10.3%
Chrome 7.4%
Mobile Safari 4.4%
Chrome Mobile iOS 2.9%
Chrome 2.9%
Mobile Safari 2.9%
Safari 1.5%

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.