Cahokia township, Illinois
Cahokia township profile, demographic data, and geographic information.
Cahokia township is a geographic entity located in Macoupin County, Illinois. As of official census estimates, it has a reported population of 3,084. The land area covers 36.61 sq mi. [1]
Demographics & Population
| Demographic Metric | Estimate / Count | Margin of Error | Survey Period / Source |
|---|---|---|---|
| Total Population (2025 PEP Estimate) | 3,084 | — | 2025 / Census |
| Median Age | 48.2 yrs | ±4.8 | 2020-2024 / Census ACS 5-Year 2024 |
| Total Households | 1,441 | ±86 | 2020-2024 / Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).
Housing & Real Estate Profile
| Housing Metric | Estimate / Value | Margin of Error |
|---|---|---|
| Total Housing Units | 1,920 | ±145 |
| Occupied Housing Units | 1,441 | ±86 |
| Vacant Housing Units | 479 | ±115 |
| Median Home Value | $96,900 | ±$17,982 |
| Median Gross Rent | $860 | ±$88 |
Source: U.S. Census Bureau ACS 5-Year (2020-2024).
Economy & Workforce
| Economic Metric | Estimate / Value | Margin of Error |
|---|---|---|
| Median Household Income | $57,132 | ±$8,610 |
| Per Capita Income | $35,698 | ±$4,777 |
| Poverty Rate | 15.1% | ±3.6% |
| Population Below Poverty Level | 469 | ±111 |
| Unemployment Rate | 4.7% | ±2.1% |
| Civilian Labor Force, Employed | 1,364 | ±129 |
| Broadband Internet Rate | 89.2% | ±3.6% |
Source: U.S. Census Bureau ACS 5-Year (2020-2024).
Local Government & Public Administration
Authoritative general-purpose local government units serving this area
U.S. Census Bureau GUS (2026) / GMAF
| Government Unit | Unit Type | Jurisdiction Role | Contact / Address |
|---|---|---|---|
|
TOWNSHIP OF CAHOKIA
GUS Population: 3,096 (2024)
ID: 163145
|
Township | Official Local Government |
Contact: SUPERVISOR
111 W CENTRAL AVE, BENLD IL 62009-1516
|
|
GUS Population: 43,895 (2024)
ID: 162148
|
County | Official County Government |
Contact: COUNTY CLERK
201 E MAIN, PO BOX 107, CARLINVILLE IL 62626
|
Education
Listing 10 local institutions (NCES 2024-2025)
External reference via K12Guides
| Institution | Type | Grades | Location |
|---|---|---|---|
| Alternative School Cahokia | 06-12 | Cahokia, IL | |
| Regular School Cahokia | 09-12 | Cahokia, IL | |
| Regular School Cahokia | KG-03 | Cahokia, IL | |
| Regular School Cahokia | PK-08 | Cahokia, IL | |
| Regular School Cahokia | 03-05 | Cahokia, IL | |
| Regular School Cahokia | PK-02 | Cahokia, IL | |
| Regular School Cahokia | 03-05 | Cahokia, IL | |
| Regular School Cahokia | 06-08 | Cahokia, IL | |
| Regular School Nearby | KG-05 | Hillsboro, IL | |
| Regular School Nearby | PK-05 | Gillespie, IL |
Source: k12guides.com.
Community Facilities & Infrastructure
Displaying 10 civic institutions across 2 datasets queried
CMS • IPEDS • IMLS
| Facility Name | Category | Relationship | Address / Location | Contact |
|---|---|---|---|---|
|
Blackburn College
|
College | 12.1 mi away | 700 College Ave, Carlinville, IL, 62626 |
2178543231
|
|
GILLESPIE PUBLIC LIBRARY
|
Library | 3.6 mi away | 201 WEST CHESTNUT STREET, GILLESPIE, IL, 62033 |
(217) 839-3614
|
|
FRANK BERTETTI BENLD PUBLIC LIBRARY
|
Library | 4.1 mi away | 308 EAST CENTRAL AVENUE, BENLD, IL, 62009 |
(217) 835-4045
|
|
MOUNT OLIVE PUBLIC LIBRARY
|
Library | 4.8 mi away | 100 NORTH PLUM STREET, MOUNT OLIVE, IL, 62069 |
(217) 999-7311
|
|
LITCHFIELD PUBLIC LIBRARY DISTRICT
|
Library | 5.9 mi away | 400 NORTH STATE STREET, LITCHFIELD, IL, 62056 |
(217) 324-3866
|
|
STAUNTON PUBLIC LIBRARY
|
Library | 8.9 mi away | 306 WEST MAIN STREET, STAUNTON, IL, 62088 |
(618) 635-3852
|
|
CARLINVILLE PUBLIC LIBRARY
|
Library | 12.3 mi away | 510 NORTH BROAD STREET, CARLINVILLE, IL, 62626 |
(217) 854-3505
|
|
BUNKER HILL PUBLIC LIBRARY DISTRICT
|
Library | 12.5 mi away | 220 EAST WARREN STREET, BUNKER HILL, IL, 62014 |
(618) 585-4736
|
|
HILLSBORO AREA PUBLIC LIBRARY DISTRICT
|
Library | 14.0 mi away | 420 SOUTH MAIN STREET, HILLSBORO, IL, 62049 |
(217) 532-3055
|
|
WORDEN PUBLIC LIBRARY DISTRICT
|
Library | 15.0 mi away | 111 EAST WALL STREET, WORDEN, IL, 62097 |
(618) 459-7171
|
Distances calculated from authoritative source coordinates. Source: CMS, IMLS, NCES IPEDS.
Climate & Weather Observations
NOAA Monthly Climate Normals
Observation Station: Climate data reflects NOAA 1991–2020 standard normals recorded at CARLINVILLE, IL US, located 12.1 miles from Cahokia township. Local microclimates, topography, and elevation may cause municipal conditions to differ.
| Month | High (°F) | Low (°F) | Mean (°F) | Precip (in) | Snow (in) |
|---|---|---|---|---|---|
| January | 36.1° | 19.2° | 27.7° | 2.28" | 5.8" |
| February | 41.3° | 23.0° | 32.2° | 2.09" | 4.7" |
| March | 52.1° | 32.2° | 42.1° | 2.90" | 2.3" |
| April | 65.1° | 42.9° | 54.0° | 4.67" | 0.0" |
| May | 74.1° | 53.5° | 63.8° | 4.27" | 0.0" |
| June | 82.9° | 62.6° | 72.8° | 4.64" | 0.0" |
| July | 86.2° | 66.0° | 76.1° | 3.44" | 0.0" |
| August | 85.0° | 63.6° | 74.3° | 3.24" | 0.0" |
| September | 79.2° | 55.1° | 67.1° | 3.32" | 0.0" |
| October | 67.0° | 43.9° | 55.4° | 3.31" | 0.0" |
| November | 52.9° | 33.2° | 43.0° | 3.53" | 0.9" |
| December | 40.9° | 24.6° | 32.8° | 2.32" | 2.8" |
Source: NOAA U.S. Climate Normals (1991–2020).
Local Weather Forecast
Weather forecast data is currently unavailable in the local cache.
Nearby Cities & Communities
Listing adjacent communities by spatial proximity (miles)
Proximity discovery
| Community Name | Classification | Distance | Population |
|---|---|---|---|
| Eagarville village | Village | 2.5 mi | — |
| Lake Ka-Ho village | Village | 2.9 mi | — |
| East Gillespie village | Village | 3.2 mi | — |
| Gillespie city | City | 3.6 mi | — |
| Benld city | City | 4.1 mi | — |
| Mount Olive city | City | 4.7 mi | — |
Sources & Data Provenance
- Geographic Classification & Identifiers: U.S. Census Bureau Gazetteer (2026) and TIGER/Line Shapefiles. GEOID: 1711710357. • Official Source Dataset →
- Socioeconomic & Housing Metrics: U.S. Census Bureau American Community Survey (ACS) 5-year estimates and Population Estimates Program (PEP). Margin of Error (MOE) intervals are reported where published; suppressed values are never estimated or replaced with false zeros.
- Civic Directory Datasets: Centers for Medicare & Medicaid Services (CMS Hospital Directory), National Center for Education Statistics (NCES IPEDS Postsecondary Directory), and Institute of Museum and Library Services (IMLS Public Libraries Survey). Airport landing facilities are provided by airport-data.com.
- Weather & Climate Observations: National Oceanic and Atmospheric Administration (NOAA) U.S. Climate Normals 1991–2020 and National Weather Service (NWS) point forecasts.