Home Reports 2025 Global United States Washington Seattle

Internet Speed Report Seattle June 2025

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

Total Tests

73

Avg. Download

344.81Mbps

Avg. Upload

182.84Mbps

Avg. Ping

36.3ms

Top Internet Providers

Provider Avg Speed
CenturyLink Communications, LLC 138.4 Mbps
Comcast Cable Communications 238.7 Mbps
Comcast Cable Communications, LLC 476.1 Mbps
Comcast Cable Communications, LLC 341.4 Mbps
Comcast Cable Communications, LLC 373.0 Mbps
CenturyLink 172.0 Mbps
Isomedia, Inc. 425.4 Mbps
Comcast Cable Communications, LLC 263.9 Mbps
Comcast Cable Communications, LLC 119.8 Mbps
Comcast Cable Communications, LLC 360.1 Mbps

Top Devices

Device Share
Generic Smartphone 8.2%
iPhone 2.7%
iPhone 2.7%

Top Browsers

Browser Share
Chrome 26.0%
Chrome 20.5%
Chrome Mobile 8.2%
Safari 5.5%
Chrome 5.5%
Firefox 4.1%
Firefox 2.7%
Mobile Safari 2.7%
Chrome 2.7%
Chrome Mobile iOS 2.7%

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.