Home Reports 2025 Global United States Illinois

Internet Speed Report Illinois 2025

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

Total Tests

2,952

Avg. Download

387.21Mbps

Avg. Upload

149.67Mbps

Avg. Ping

28.5ms

Top Internet Providers

Provider Avg Speed
Comcast Cable Communications 419.6 Mbps
Comcast Cable Communications, LLC 410.0 Mbps
Comcast Cable Communications, LLC 442.9 Mbps
Comcast Cable Communications, LLC 431.4 Mbps
Charter Communications 408.0 Mbps
Comcast Cable Communications, LLC 374.7 Mbps
Cellco Partnership DBA Verizon Wireless 447.3 Mbps
Comcast Cable Communications, LLC 361.1 Mbps
Wolfram Research 198.0 Mbps
Comcast Cable Communications, LLC 465.4 Mbps

Top Devices

Device Share
iPhone 9.5%
Generic Android 2.0 4.2%
iPhone 3.9%
Generic Android 2.0 3.8%
iPhone 2.8%
iPhone 1.7%

Top Browsers

Browser Share
Mobile Safari 9.5%
Android Webkit 4.2%
Mobile Safari 3.9%
Android Webkit 3.8%
Chrome 3.6%
Chrome 3.4%
Chrome 2.8%
Mobile Safari 2.8%
Chrome 2.6%
Chrome 2.1%

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.