Home Reports 2025 Global United States Washington Seattle

Internet Speed Report Seattle May 2025

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

Total Tests

54

Avg. Download

253.87Mbps

Avg. Upload

113.37Mbps

Avg. Ping

32.2ms

Top Internet Providers

Provider Avg Speed
Comcast Cable Communications 432.1 Mbps
Wave Broadband 279.0 Mbps
Comcast Cable Communications, LLC 132.4 Mbps
Comcast Cable Communications, LLC 143.4 Mbps
CenturyLink 298.4 Mbps
University of Washington 412.7 Mbps
Comcast Cable Communications, LLC 618.8 Mbps
Comcast Cable Communications, LLC 267.3 Mbps
Comcast Cable Communications, LLC 182.4 Mbps
CenturyLink Communications, LLC 297.1 Mbps

Top Devices

Device Share
iPhone 5.6%
Generic Smartphone 5.6%
iPhone 1.9%
iPhone 1.9%
iPhone 1.9%

Top Browsers

Browser Share
Chrome 31.5%
Chrome 14.8%
Safari 11.1%
Mobile Safari 5.6%
Chrome Mobile 5.6%
Firefox 5.6%
Chrome 5.6%
Firefox 3.7%
Firefox iOS 1.9%
Mobile Safari 1.9%

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.