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Coles County, Illinois

Coles County profile, demographic data, and geographic information.

Coles County is a county located in Illinois, United States of America. As of official census estimates, it has a reported population of 46,607. The land area covers 508.27 sq mi. [1]

Local Government Administration U.S. Census Bureau GMAF

County Of Coles County
Official Title: Gis Manager
Address: 651 JACKSON AVE, RM 122, CHARLESTON IL 61920-2074

Demographics & Population

Demographic Metric Estimate / Count Margin of Error Survey Period / Source
Total Population (2025 PEP Estimate) 46,607 — 2025 / Census
Median Age 37.5 yrs ±0.6 2020-2024 / Census ACS 5-Year 2024
Total Households 20,824 ±326 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 22,681 ±65
Occupied Housing Units 20,824 ±326
Vacant Housing Units 1,857 ±318
Median Home Value $127,400 ±$7,333
Median Gross Rent $780 ±$41
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Economy & Workforce

Economic Metric Estimate / Value Margin of Error
Median Household Income $56,478 ±$3,441
Per Capita Income $33,885 ±$1,887
Poverty Rate 18.7% ±2.2%
Population Below Poverty Level 8,056 ±959
Unemployment Rate 6.1% ±1.4%
Civilian Labor Force, Employed 22,336 ±657
Broadband Internet Rate 85.8% ±1.8%
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Climate & Weather Observations

NOAA Monthly Climate Normals

Observation Station: Climate data reflects NOAA 1991–2020 standard normals recorded at CHARLESTON, IL US, located 3.9 miles from Coles County. Local microclimates, topography, and elevation may cause municipal conditions to differ.
Month High (°F) Low (°F) Mean (°F) Precip (in) Snow (in)
January 37.9° 20.7° 29.3° 2.54" 8.1"
February 43.3° 24.6° 33.9° 2.69" 5.5"
March 54.3° 33.6° 44.0° 3.11" 1.3"
April 67.3° 44.1° 55.7° 5.09" 0.3"
May 77.1° 54.1° 65.6° 4.52" 0.0"
June 85.5° 63.0° 74.2° 4.84" 0.0"
July 88.1° 66.2° 77.2° 4.40" 0.0"
August 86.6° 64.4° 75.5° 2.94" 0.0"
September 81.2° 56.8° 69.0° 3.15" 0.0"
October 68.9° 45.6° 57.3° 3.94" 0.0"
November 54.4° 34.9° 44.6° 3.74" 0.8"
December 42.4° 26.1° 34.3° 2.79" 3.0"
Source: NOAA U.S. Climate Normals (1991–2020).

Local Weather Forecast

Weather forecast data is currently unavailable in the local cache.

Sources & Data Provenance

  1. Geographic Classification & Identifiers: U.S. Census Bureau Gazetteer (2026) and TIGER/Line Shapefiles. GEOID: 17029. • Official Source Dataset →
  2. 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.
  3. 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.
  4. Weather & Climate Observations: National Oceanic and Atmospheric Administration (NOAA) U.S. Climate Normals 1991–2020 and National Weather Service (NWS) point forecasts.