Dental businesses in Illinois
As of October 29, 2026, DealFlow OS tracks 6,422 dental practices in Illinois, compared with 5,857 establishments with paid employees in the U.S. Census Bureau's 2022 County Business Patterns.
Updated
Dental businesses
6,422
With a website
82%
With a phone number
96%
Build the Illinois dental list
Open the Deal Finder with Dental and Illinois prefilled — same 6,422 count, phone and website on every row.
Top cities
- 1.Chicago1,217
- 2.Naperville163
- 3.Arlington Heights109
- 4.Rockford94
- 5.Schaumburg93
- 6.Aurora81
- 7.Springfield80
- 8.Orland Park79
Compared with the Census
- DealFlow OS (October 29, 2026)
- 6,422
- Census CBP 2022 (NAICS 621210)
- 5,857
NAICS 621210: Offices of dentists.
Source: U.S. Census Bureau, County Business Patterns 2022 — excludes sole proprietors (non-employer businesses).
Frequently asked questions
How many dental practices are there in Illinois?
As of October 29, 2026, DealFlow OS tracks 6,422 dental practices in Illinois, compared with 5,857 establishments with paid employees in the U.S. Census Bureau's 2022 County Business Patterns. Source: U.S. Census Bureau, County Business Patterns 2022 — excludes sole proprietors (non-employer businesses).
What share of dental practices in Illinois have a website or phone number?
82% of the 6,422 dental practices DealFlow OS tracks in Illinois list a website and 96% list a phone number.
Which cities in Illinois have the most dental practices?
Chicago (1,217), Naperville (163), Arlington Heights (109) lead the state.
Why is the DealFlow OS count different from the Census number?
County Business Patterns counts establishments with paid employees and excludes sole proprietors (non-employer businesses). DealFlow OS counts dental practices found in public business listings, including owner-operators without employees.
How do I get a list of dental practices in Illinois?
Open the Deal Finder with Dental and Illinois prefilled to see the same 6,422 count, preview the rows, and export the list with phone numbers and websites.
Dental in other states
Other industries in Illinois
Thinking about buying one? How to acquire a dental practice · Dental by state