Illinois local business websites
5,009 local business websites in Illinois were read on 2026-10-09, across 477 cities. The file gives each one with its domain, name, city, category, platform, every technology we detected, its A–F grade with findings, its email and DNS setup, and what it serves AI crawlers.
- 5,009 business websites
- 22% graded D or F
- 3% block an AI crawler
- $149 once, 30 days of downloads
What Illinois’s file holds
Category
Food and drink 31% · Offices and services 20% · Leisure 17% · Health 17% · Auto 7% · Trades and home services 5%
Grade
C 35% · A 26% · D 19% · B 12% · F 3%
Platform
No CMS detected 41% · WordPress 35% · Squarespace 10% · Wix 8% · Next.js 2% · Webflow 2%
Cities with the most businesses read
Chicago 1,533 · Champaign 264 · Naperville 235 · Springfield 192 · Urbana 83 · Evanston 50 · Peoria 48 · Rockford 46 · Aurora 41 · Skokie 37 · Bloomington 36 · Edwardsville 31
Counts from the live files. Names and websites are withheld on this page and in the free sample; they are in the file you buy. A business found with a defect is never named publicly before its owner has been contacted.
Every field: what a row holds · a city, a category or a field we do not list: order a custom dataset.