Local Wiki
St. Clair County
Official County Record
Official source, last checked Sep 7, 2026- County Board meets
- Last Monday of each month at 7:30 p.m.
- Meeting location
- County Board Meeting Room, Room B-564, St. Clair County Building, 10 Public Square, Belleville, IL 62220.
- County Clerk
- Thomas Holbrook · 618-825-2377 · countyclerk@stclaircountyil.gov
- Agendas posted at
- https://www.co.st-clair.il.us/meetings-agendas
- Chair, County Board
- St. Clair County Board, 29 members elected from 29 single-member districts plus a County Board Chairman elected countywide at-large. Chairman: Mark Kern (confirmed unchanged from the December 2025 directory).
Other Local Government Here
Local government is layered — cities, counties, school districts, and special districts are separate, overlapping governments. Most residents are covered by several at once, and more may exist here than are listed below.
Other Known Local Governments Here
These local governments — special-purpose districts, and smaller incorporated cities and towns — are known to exist in this area, but haven’t been individually researched yet, so there’s no meeting info or contacts on file. Listed here as a starting point if you want to look into one yourself; where we could confirm an official website, the name links there. More may exist here than are listed.
Cities (8)
- Cahokia Heights
- Collinsville (official website, opens in a new tab)
- Columbia (official website, opens in a new tab)
- East St. Louis (official website, opens in a new tab)
- Fairview Heights (official website, opens in a new tab)
- Lebanon
- Madison (official website, opens in a new tab)
- Mascoutah (official website, opens in a new tab)
Source: U.S. Census Bureau Population Estimates Program, 2024 · Website links from the official .gov registry and the Census Bureau’s 2022 Government Units listing, checked September 2026
Villages (20)
- Brooklyn
- Caseyville (official website, opens in a new tab)
- Dupo
- East Carondelet
- Fairmont City
- Fayetteville
- Freeburg (official website, opens in a new tab)
- Hecker
- Lenzburg
- Marissa
- Millstadt (official website, opens in a new tab)
- New Athens (official website, opens in a new tab)
- New Baden (official website, opens in a new tab)
- Sauget
- Shiloh (official website, opens in a new tab)
- Smithton
- St. Libory
- Summerfield
- Swansea (official website, opens in a new tab)
- Washington Park
Source: U.S. Census Bureau Population Estimates Program, 2024 · Website links from the official .gov registry and the Census Bureau’s 2022 Government Units listing, checked September 2026
School districts (27)
- Belle Valley SD 119
- Belleville SD 118
- Belleville Twp Hsd 201
- Brooklyn Ud 188
- Cahokia CUSD 187
- Central SD 104
- Comm Unit School District No 196
- East St Louis SD 189
- Freeburg Ccsd 70
- Freeburg Chsd 77
- Grant Ccsd 110
- Harmony Emge SD 175
- High Mount SD 116
- Lebanon CUSD 9
- Marissa CUSD 40
- Mascoutah Cud 19
- Millstadt Ccsd 160
- New Athens CUSD 60
- O Fallon Ccsd 90
- O Fallon Twp Hsd 203
- Pontiac-W Holliday SD 105
- Shiloh Village SD 85
- Signal Hill SD 181
- Smithton Ccsd 130
- St Libory Cons SD 30
- Whiteside SD 115
- Wolf Branch SD 113
Source: NCES Common Core of Data (via Urban Institute), 2022 directory — regular school districts only
Special districts · Drainage (1)
- Mascoutah Surface Water Protection District
Source: U.S. Census Bureau, 2022 Census of Governments — Government Units listing (independent special districts)
Special districts · Fire Protection (25)
- Brooklyn Fire Protection District
- Cahokia Fire Protection District
- Camp Jackson Fire Protection District
- Churchroad Fire Protection District
- Clin Clair Fire Protection District
- Dupo Fire Protection District
- East Side Fire Protection District
- Emerald Mound-Lebanon Fire Protection District
- Fairview Caseyville Fire Protection District (official website, opens in a new tab)
- Freeburg Fire Protection District
- French Village Fire Protection District
- Golden Gardens Fire Protection District
- Hollywood Heights Fire Protection District
- Marissa Fire Protection District
- Mascoutah Rural Fire Protection District
- Midway Fire Protection District
- Millstadt Rural Fire Protection District
- New Athens Fire Protection District
- Northwest Saint Clair Fire Protection District
- O Fallon Shiloh Valley Caseyville Fire Protection District
- Prairie Du Pont Fire Protection District
- Saint Libory Fire Protection District
- Signal Hill Fire Protection District
- Smithton Fire Protection District
- Villa Hills Fire Protection District
Source: U.S. Census Bureau, 2022 Census of Governments — Government Units listing (independent special districts) · Website links from the official .gov registry and the Census Bureau’s 2022 Government Units listing, checked September 2026
Special districts · Flood Control (2)
- Prairie Du Pont Levee District
- St Clair County Flood Prevention District
Source: U.S. Census Bureau, 2022 Census of Governments — Government Units listing (independent special districts)
Special districts · Health (1)
- Dupo Mosquito Abatement District
Source: U.S. Census Bureau, 2022 Census of Governments — Government Units listing (independent special districts)
Special districts · Highways (1)
- Saint Clair Township Street Lighting District
Source: U.S. Census Bureau, 2022 Census of Governments — Government Units listing (independent special districts)
Special districts · Housing & Community Development (2)
- East Saint Louis Housing Authority (official website, opens in a new tab)
- Saint Clair County Housing Authority (official website, opens in a new tab)
Source: U.S. Census Bureau, 2022 Census of Governments — Government Units listing (independent special districts) · Website links from the official .gov registry and the Census Bureau’s 2022 Government Units listing, checked September 2026
Special districts · Library (6)
- Cahokia Public Library District (official website, opens in a new tab)
- Caseyville Public Library District (official website, opens in a new tab)
- Daugherty Public Library District
- Freeburg Area Public Library District
- New Athens District Library
- Smithton Public Library District
Source: U.S. Census Bureau, 2022 Census of Governments — Government Units listing (independent special districts) · Website links from the official .gov registry and the Census Bureau’s 2022 Government Units listing, checked September 2026
Special districts · Other Single Purpose (1)
- Saint Clair County Public Building Commission
Source: U.S. Census Bureau, 2022 Census of Governments — Government Units listing (independent special districts)
Special districts · Parks & Recreation (5)
- East Saint Louis Park District
- Freeburg Park District
- Horner Park District
- New Athens Park District
- Stites Township Park District
Source: U.S. Census Bureau, 2022 Census of Governments — Government Units listing (independent special districts)
Special districts · Ports (1)
- Southwest Regional Port District
Source: U.S. Census Bureau, 2022 Census of Governments — Government Units listing (independent special districts)
Special districts · Public Transit (2)
- Metro East Transit District
- Saint Clair County Transit District
Source: U.S. Census Bureau, 2022 Census of Governments — Government Units listing (independent special districts)
Special districts · Soil & Water Conservation (1)
- Saint Clair County Soil and Water Conservation District
Source: U.S. Census Bureau, 2022 Census of Governments — Government Units listing (independent special districts)
Special districts · Water & Sewer (2)
- Commonfields of Cahokia Public Water District
- Mound Water Service District
Source: U.S. Census Bureau, 2022 Census of Governments — Government Units listing (independent special districts)
Special districts · Water Supply (4)
- Freeburg Smithton Hecker Water Commission
- Kaskaskia Water Service District
- Prairie Du Pont Public Water District
- Summerfield-Lebanon-Mascoutah Water Commission
Source: U.S. Census Bureau, 2022 Census of Governments — Government Units listing (independent special districts)