Home Reports 2025 Global United States Illinois

Internet Speed Report Illinois July 2025

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

Total Tests

157

Avg. Download

387.89Mbps

Avg. Upload

168.83Mbps

Avg. Ping

30.7ms

Top Internet Providers

Provider Avg Speed
Comcast Cable Communications, LLC 254.4 Mbps
Comcast Cable Communications, LLC 436.5 Mbps
Comcast Cable Communications 287.8 Mbps
Comcast Cable Communications, LLC 518.9 Mbps
AT&T Services, Inc. 122.5 Mbps
Comcast Cable Communications, LLC 420.8 Mbps
AT&T Services, Inc. 109.8 Mbps
SilverIP Communications Inc. 393.0 Mbps
Harrisonville Telephone 316.3 Mbps
AT&T Services, Inc. 202.0 Mbps

Top Devices

Device Share
iPhone 12.7%
Generic Smartphone 8.3%
iPhone 3.2%

Top Browsers

Browser Share
Chrome 21.0%
Mobile Safari 12.7%
Chrome 8.9%
Chrome Mobile 8.3%
Firefox 4.5%
Safari 3.8%
Mobile Safari 3.2%
Safari 2.5%
Chrome 2.5%
Chrome 2.5%

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.