Dahlgren township, Illinois
Dahlgren township profile, demographic data, and geographic information.
Dahlgren township is a geographic entity located in Hamilton County, Illinois. As of official census estimates, it has a reported population of 1,124. The land area covers 54.30 sq mi. [1]
Demographics & Population
| Demographic Metric | Estimate / Count | Margin of Error | Survey Period / Source |
|---|---|---|---|
| Total Population (2025 PEP Estimate) | 1,124 | — | 2025 / Census |
| Median Age | 35.8 yrs | ±6.4 | 2020-2024 / Census ACS 5-Year 2024 |
| Total Households | 536 | ±122 | 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 | 553 | ±125 |
| Occupied Housing Units | 536 | ±122 |
| Vacant Housing Units | 17 | ±23 |
| Median Home Value | $108,500 | ±$19,215 |
| Median Gross Rent | $426 | ±$11 |
Source: U.S. Census Bureau ACS 5-Year (2020-2024).
Economy & Workforce
| Economic Metric | Estimate / Value | Margin of Error |
|---|---|---|
| Median Household Income | $66,641 | ±$7,631 |
| Per Capita Income | $25,777 | ±$5,066 |
| Poverty Rate | 9.4% | ±5.5% |
| Population Below Poverty Level | 131 | ±82 |
| Unemployment Rate | 11.1% | ±9.8% |
| Civilian Labor Force, Employed | 535 | ±134 |
| Broadband Internet Rate | 91.4% | ±8.8% |
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 DAHLGREN
GUS Population: 1,118 (2024)
ID: 162933
|
Township | Official Local Government |
Contact: TOWNSHIP SUPERVISOR
901 W ROUTE 142, DAHLGREN IL 62828
|
|
COUNTY OF HAMILTON
GUS Population: 7,818 (2024)
ID: 162136
|
County | Official County Government |
Contact: HAMILTON COUNTY TEASURER COURTHOUSE
100 S JACKSON ST, MCLEANSBORO IL 62859
|
Education
Listing 10 local institutions (NCES 2024-2025)
External reference via K12Guides
| Institution | Type | Grades | Location |
|---|---|---|---|
| Regular School Dahlgren | KG-06 | Dahlgren, IL | |
| Regular School Nearby | KG-08 | Akin, IL | |
| Regular School Nearby | 09-12 | Benton, IL | |
| Regular School Nearby | 05-08 | Benton, IL | |
| Regular School Nearby | PK-04 | Benton, IL | |
| Regular School Nearby | PK-08 | Mount Vernon, IL | |
| Regular School Nearby | PK-08 | Bluford, IL | |
| Alternative School Nearby | PK | Mount Vernon, IL | |
| Special Education School Nearby | M | Mount Vernon, IL | |
| 5 Nearby | 2-15 | MOUNT VERNON, 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 |
|---|---|---|---|---|
|
Rend Lake College
|
College | 14.8 mi away | 468 N Ken Gray Pkwy, Ina, IL, 62846 |
6184375321
|
|
MCCOY MEMORIAL LIBRARY
|
Library | 9.4 mi away | 130 SOUTH WASHINGTON STREET, MCLEANSBORO, IL, 62859 |
(618) 643-2125
|
|
Frontier Community College
|
College | 19.4 mi away | 2 Frontier Drive, Fairfield, IL, 62837 |
61839329822005
|
|
WAYNE CITY KISSNER PUBLIC LIBRARY
|
Library | 11.3 mi away | 102 SOUTH MAIN STREET, WAYNE CITY, IL, 62895 |
(618) 895-2661
|
|
C.E. BREHM MEMORIAL PUBLIC LIBRARY DISTRICT
|
Library | 15.8 mi away | 101 SOUTH SEVENTH STREET, MOUNT VERNON, IL, 62864 |
(618) 242-6322
|
|
ENFIELD READING CENTER
|
Library | 18.5 mi away | 105 EAST MAIN STREET, ENFIELD, IL, 62835 |
(618) 963-2787
|
|
BENTON PUBLIC LIBRARY DISTRICT
|
Library | 19.9 mi away | 502 SOUTH MAIN STREET, BENTON, IL, 62812 |
(618) 438-7511
|
|
FAIRFIELD PUBLIC LIBRARY
|
Library | 20.6 mi away | 300 SOUTH EAST SECOND STREET, FAIRFIELD, IL, 62837 |
(618) 842-4516
|
|
SESSER PUBLIC LIBRARY
|
Library | 22.6 mi away | 303 WEST FRANKLIN STREET, SESSER, IL, 62884 |
(618) 625-6566
|
|
NORRIS CITY MEMORIAL PUBLIC LIBRARY DISTRICT
|
Library | 23.2 mi away | 603 SOUTH DIVISION STREET, NORRIS CITY, IL, 62869 |
(618) 378-3713
|
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 MCLEANSBORO, IL US, located 9.6 miles from Dahlgren township. Local microclimates, topography, and elevation may cause municipal conditions to differ.
| Month | High (°F) | Low (°F) | Mean (°F) | Precip (in) | Snow (in) |
|---|---|---|---|---|---|
| January | 41.1° | 22.1° | 31.6° | 3.55" | 3.7" |
| February | 46.2° | 24.3° | 35.2° | 2.90" | 3.3" |
| March | 56.4° | 33.6° | 45.0° | 4.53" | 2.1" |
| April | 67.5° | 43.6° | 55.5° | 5.29" | 0.0" |
| May | 77.0° | 54.6° | 65.8° | 4.94" | 0.0" |
| June | 85.4° | 62.6° | 74.0° | 5.05" | 0.0" |
| July | 89.2° | 65.9° | 77.5° | 3.47" | 0.0" |
| August | 88.1° | 63.0° | 75.5° | 2.57" | 0.0" |
| September | 82.1° | 55.2° | 68.6° | 3.50" | 0.0" |
| October | 70.4° | 43.2° | 56.8° | 3.38" | 0.6" |
| November | 56.3° | 32.6° | 44.5° | 4.41" | 0.2" |
| December | 45.3° | 25.5° | 35.4° | 3.50" | 3.4" |
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 |
|---|---|---|---|
| Dahlgren village | Village | 1.6 mi | — |
| Belle Rive village | Village | 5.3 mi | — |
| Belle Prairie City town | Town | 5.9 mi | — |
| Opdyke CDP | CDP | 8.6 mi | — |
| McLeansboro city | City | 9.5 mi | — |
| Macedonia village | Village | 9.8 mi | — |
Sources & Data Provenance
- Geographic Classification & Identifiers: U.S. Census Bureau Gazetteer (2026) and TIGER/Line Shapefiles. GEOID: 1706518316. • 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.