Home Reports 2025 Global United States California San Diego

Internet Speed Report San Diego September 2025

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

Total Tests

30

Avg. Download

337.24Mbps

Avg. Upload

158.74Mbps

Avg. Ping

28.8ms

Top Internet Providers

Provider Avg Speed
French Broad EMC 258.3 Mbps
Cox Communications Inc. 424.5 Mbps
AT&T Services, Inc. 167.4 Mbps
AT&T Services, Inc. 600.9 Mbps
Charter Communications 339.9 Mbps
Charter Communications 181.0 Mbps
AT&T Services, Inc. 158.7 Mbps
Cox Communications Inc. 298.7 Mbps
Charter Communications 160.8 Mbps

Top Devices

Device Share
iPhone 26.7%
Generic Smartphone 10.0%
Generic Smartphone 3.3%
iPhone 3.3%

Top Browsers

Browser Share
Chrome 36.7%
Mobile Safari 26.7%
Chrome 10.0%
Safari 10.0%
Chrome Mobile 10.0%
Chrome 3.3%
Mobile Safari 3.3%

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.