Mountain township, Illinois
Mountain township profile, demographic data, and geographic information.
Mountain township is a geographic entity located in Saline County, Illinois. As of official census estimates, it has a reported population of 351. The land area covers 42.00 sq mi. [1]
Demographics & Population
| Demographic Metric | Estimate / Count | Margin of Error | Survey Period / Source |
|---|---|---|---|
| Total Population (2025 PEP Estimate) | 351 | — | 2025 / Census |
| Median Age | 54.8 yrs | ±27.8 | 2020-2024 / Census ACS 5-Year 2024 |
| Total Households | 127 | ±57 | 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 | 127 | ±57 |
| Occupied Housing Units | 127 | ±57 |
| Vacant Housing Units | 0 | ±13 |
| Median Home Value | $308,300 | ±$170,596 |
| Median Gross Rent | Suppressed | — |
Source: U.S. Census Bureau ACS 5-Year (2020-2024).
Economy & Workforce
| Economic Metric | Estimate / Value | Margin of Error |
|---|---|---|
| Median Household Income | $112,841 | ±$72,942 |
| Per Capita Income | $71,874 | ±$60,002 |
| Poverty Rate | 0% | ±5% |
| Population Below Poverty Level | 0 | ±13 |
| Unemployment Rate | 0% | ±8.6% |
| Civilian Labor Force, Employed | 152 | ±123 |
| Broadband Internet Rate | 83.5% | ±27.5% |
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 MOUNTAIN
GUS Population: 350 (2024)
ID: 103081
|
Township | Official Local Government |
Contact: TOWNSHIP SUPERVISOR
165 WOMBLE RD, HARRISBURG IL 62946-5454
|
|
COUNTY OF SALINE
GUS Population: 22,826 (2024)
ID: 162162
|
County | Official County Government |
Contact: SALINE COUNTY TREASURER
10 E POPLAR ST, HARRISBURG IL 62946-1553
|
Education
Listing 10 local institutions (NCES 2024-2025)
External reference via K12Guides
| Institution | Type | Grades | Location |
|---|---|---|---|
| Regular School Nearby | PK | Harrisburg, IL | |
| Regular School Nearby | PK-08 | Carrier Mills, IL | |
| Regular School Nearby | 09-12 | Carrier Mills, IL | |
| Regular School Nearby | 03-05 | Harrisburg, IL | |
| Regular School Nearby | PK-05 | Eldorado, IL | |
| Regular School Nearby | 09-12 | Eldorado, IL | |
| Regular School Nearby | 06-08 | Eldorado, IL | |
| Regular School Nearby | KG-05 | Galatia, IL | |
| Regular School Nearby | PK | Galatia, IL | |
| Regular School Nearby | 09-12 | Galatia, 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 |
|---|---|---|---|---|
|
Southeastern Illinois College
|
College | 7.9 mi away | 3575 College Road, Harrisburg, IL, 62946 |
6182525400
|
|
HARRISBURG PUBLIC LIBRARY DISTRICT
|
Library | 9.2 mi away | 2 WEST WALNUT STREET, HARRISBURG, IL, 62946 |
(618) 253-7455
|
|
CARRIER MILLS-STONEFORT PUBLIC LIBRARY DISTRICT
|
Library | 11.4 mi away | 109 OAK STREET, CARRIER MILLS, IL, 62917 |
(618) 994-2011
|
|
ELDORADO MEMORIAL PUBLIC LIBRARY DISTRICT
|
Library | 12.3 mi away | 1001 GRANT STREET, ELDORADO, IL, 62930 |
(618) 273-7922
|
|
SHAWNEETOWN PUBLIC LIBRARY
|
Library | 14.5 mi away | 320 NORTH LINCOLN BOULEVARD, SHAWNEETOWN, IL, 62984 |
(618) 269-3761
|
|
ROSICLARE MEMORIAL PUBLIC LIBRARY
|
Library | 15.8 mi away | 308 MAIN STREET, ROSICLARE, IL, 62982 |
(618) 285-6213
|
|
GALATIA PUBLIC LIBRARY DISTRICT
|
Library | 17.0 mi away | 217 SOUTH MAIN CROSS STREET, GALATIA, IL, 62935 |
(618) 268-9200
|
|
GOLCONDA PUBLIC LIBRARY
|
Library | 18.9 mi away | 126 WEST MAIN STREET, GOLCONDA, IL, 62938 |
(618) 683-6531
|
|
CRAB ORCHARD PUBLIC LIBRARY DISTRICT
|
Library | 20.7 mi away | 20012 CRAB ORCHARD ROAD, MARION, IL, 62959 |
(618) 982-2141
|
|
NORRIS CITY MEMORIAL PUBLIC LIBRARY DISTRICT
|
Library | 24.1 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 HARRISBURG, IL US, located 8.7 miles from Mountain township. Local microclimates, topography, and elevation may cause municipal conditions to differ.
| Month | High (°F) | Low (°F) | Mean (°F) | Precip (in) | Snow (in) |
|---|---|---|---|---|---|
| January | 42.9° | 24.0° | 33.4° | 3.79" | — |
| February | 47.7° | 28.3° | 38.0° | 3.13" | — |
| March | 58.1° | 36.1° | 47.1° | 4.90" | — |
| April | 69.4° | 45.7° | 57.6° | 5.26" | — |
| May | 78.2° | 56.5° | 67.3° | 4.31" | — |
| June | 86.0° | 65.1° | 75.5° | 4.92" | — |
| July | 89.1° | 68.4° | 78.7° | 3.49" | — |
| August | 88.2° | 65.6° | 76.9° | 3.58" | — |
| September | 82.4° | 57.3° | 69.8° | 3.10" | — |
| October | 71.2° | 45.4° | 58.3° | 3.76" | — |
| November | 57.4° | 36.3° | 46.8° | 3.97" | — |
| December | 46.8° | 28.9° | 37.8° | 3.38" | — |
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 |
|---|---|---|---|
| Equality village | Village | 8.4 mi | — |
| Harrisburg city | City | 9.3 mi | — |
| Muddy village | Village | 10.0 mi | — |
| Carrier Mills village | Village | 11.3 mi | — |
| Eldorado city | City | 12.0 mi | — |
| Junction village | Village | 12.2 mi | — |
Sources & Data Provenance
- Geographic Classification & Identifiers: U.S. Census Bureau Gazetteer (2026) and TIGER/Line Shapefiles. GEOID: 1716550803. • 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.