Dentists in St. Clair County, IL
Our directory lists 244 dental providers and practices in St. Clair County, Illinois (64 registered as organizations). With an estimated 251,149 residents (2024), that is about 9.7 listings per 10,000 people, below the statewide figure of 12.3. Listings are spread across 25 cities and towns.
Cities in St. Clair County
- Belleville (55)
- O Fallon (38)
- Scott Afb (33)
- Swansea (32)
- Fairview Heights (18)
- Shiloh (8)
- East Saint Louis (8)
- Dupo (7)
- Ofallon (5)
- Mascoutah (5)
- Smithton (5)
- Lebanon (4)
- Millstadt (4)
- Centreville (4)
- Cahokia (3)
- Marissa (2)
- O Fallon (2)
- New Athens (2)
- E Saint Louis (2)
- Scott Air Force Base (2)
- Washington Park (1)
- E St Louis (1)
- Fairview Hts (1)
- St Louis (1)
- Freeburg (1)
Types of dental providers
| Primary specialty (NPI taxonomy) | Listings |
|---|---|
| General Dentistry | 206 |
| Orthodontics | 15 |
| Periodontics | 8 |
| Endodontics | 6 |
| Oral & Maxillofacial Surgery | 4 |
| Prosthodontics | 3 |
| Dental Public Health | 1 |
| Pediatric Dentistry | 1 |
Community health centers in St. Clair County
HRSA-funded health centers offer a sliding fee scale based on income. Not every site has a dental clinic, so call and ask.
- Chestnut Family Health Center – 12 N 64th St, Belleville
- SIHF - Belleville InstaCare – 180 S 3rd St, Belleville
- SIHF - Belleville Circle – 180 S 3rd St, Suite 200, Belleville
- SIHF Healthcare - Belleville Circle II – 311 W Lincoln St, Ste 200, Belleville
- SIHF Healthcare - Belleville Family – 180 S 3rd St, Suite 104, Belleville
- SIHF Healthcare - Belleville Pediatrics – 2900 Frank Scott Pkwy W STE 950, Belleville
- SIHF Healthcare - Central Belleville – 180 S 3rd St, Suite 103, Belleville
- SIHF Healthcare - Illini Family – 2900 Frank Scott Pkwy W, #980, Belleville
- SIHF Healthcare - West Belleville – 7210 W Main St, Belleville
- SIHF Healthcare - Apothecary – 180 S 3rd St, Suite 100, Belleville
- SIHF Healthcare - Multi-Specialty – 180 S 3rd St, Suite 300, Belleville
- SIHF Healthcare - ACC – 6010 Bond Ave, East Saint Louis
- SIHF Healthcare - Centreville – 6000 Bond Ave, East Saint Louis
- SIHF Healthcare - Fairmont City – 2568 N 41st St, East Saint Louis
- SIHF Healthcare - State Street – 2001 State St, East Saint Louis
- SIHF Healthcare - Windsor II – 100 N 8th St STE 120, East Saint Louis
- SIHF Healthcare - Windsor III – 100 N 8th St STE 256, East Saint Louis
- SIHF Healthcare - Jackie Joyner Kersee Community Center – 101 Jackie Joyner Kersee Cir, East Saint Louis
- SIHF Healthcare - Vivian's Village – 432 Vivian Way, East Saint Louis
- SIHF Healthcare - Windsor – 100 N 8th St, Suite 232, East Saint Louis
- SIHF Healthcare - Millstadt – 60 Regency Pl, Millstadt
- SIHF Healthcare - O'Fallon – 3 Saint Elizabeth Blvd, Suite 4000, O Fallon
- SIHF HEALTHCARE – 2041 Goose Lake Rd, Sauget
- SIHF Healthcare - Archview – 2071 Goose Lake Rd, Sauget
- SIHF - Smithton Health Center – 4017 State Route 159, Smithton
- SIHF Healthcare - Swansea – 4969 Benchmark Centre Dr, Swansea
All health centers in Illinois
Frequently asked questions
How many dentists are in St. Clair County?
Our directory lists 244 dental providers and practices with an address in St. Clair County, Illinois, based on the NPI registry.
How many dentists per person does St. Clair County have?
About 9.7 dental listings per 10,000 residents, using a 2024 Census population estimate of 251,149. The Illinois average is 12.3.
Are there low-cost dental options in St. Clair County?
There are 26 HRSA-funded health center sites in the county. They charge fees based on income; call to ask whether a site offers dental care.
Listings are matched to the county by ZIP code using the Census Bureau 2020 ZCTA-to-county relationship file; a ZIP that crosses county lines is assigned to the county holding most of its land, so counts are approximate. Sources: NPPES NPI registry (Oct 2026), U.S. Census Bureau 2024 county population estimates, HRSA health center sites. Other counties in Illinois · Dental care by state