Home Reports 2025 Global United States Illinois

Internet Speed Report Illinois September 2025

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

Total Tests

187

Avg. Download

455.20Mbps

Avg. Upload

149.78Mbps

Avg. Ping

28.1ms

Top Internet Providers

Provider Avg Speed
Comcast Cable Communications 522.5 Mbps
Comcast Cable Communications, LLC 564.5 Mbps
Mediacom Communications 543.9 Mbps
Comcast Cable Communications, LLC 735.9 Mbps
Comcast Cable Communications, LLC 555.4 Mbps
Charter Communications 497.5 Mbps
BCI Mississippi Broadband, LLC 267.2 Mbps
Harrisonville Telephone 463.9 Mbps
RCN 178.1 Mbps
Madison Telephone Company 539.8 Mbps

Top Devices

Device Share
iPhone 12.8%
Generic Smartphone 2.1%
Generic Smartphone 2.1%

Top Browsers

Browser Share
Chrome 24.1%
Mobile Safari 12.8%
Chrome 8.6%
Chrome 6.4%
Opera 6.4%
Chrome 3.7%
Chrome 3.2%
Safari 3.2%
Chrome 2.1%
Firefox 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.