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Champaign County, Illinois

Champaign County profile, demographic data, and geographic information.

Champaign County is a county located in Illinois, United States of America. As of official census estimates, it has a reported population of 209,972. The land area covers 996.10 sq mi. [1]

Local Government Administration U.S. Census Bureau GMAF

County Of Champaign County
Official Title: County Administrator
Address: 1776 E WASHINGTON ST, URBANA IL 61802-4578

Demographics & Population

Demographic Metric Estimate / Count Margin of Error Survey Period / Source
Total Population (2025 PEP Estimate) 209,972 — 2025 / Census
Median Age 30.7 yrs ±0.1 2020-2024 / Census ACS 5-Year 2024
Total Households 85,472 ±868 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 95,115 ±182
Occupied Housing Units 85,472 ±868
Vacant Housing Units 9,643 ±838
Median Home Value $211,500 ±$4,486
Median Gross Rent $1,051 ±$21
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Economy & Workforce

Economic Metric Estimate / Value Margin of Error
Median Household Income $63,683 ±$1,675
Per Capita Income $38,439 ±$1,091
Poverty Rate 19.1% ±1.2%
Population Below Poverty Level 36,921 ±2,328
Unemployment Rate 4.3% ±0.6%
Civilian Labor Force, Employed 100,362 ±1,690
Broadband Internet Rate 90.5% ±0.6%
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 CHAMPAIGN 3S, IL US, located 4.4 miles from Champaign County. Local microclimates, topography, and elevation may cause municipal conditions to differ.
Month High (°F) Low (°F) Mean (°F) Precip (in) Snow (in)
January 33.5° 17.9° 25.7° 2.31" 6.5"
February 38.4° 21.2° 29.8° 2.18" 5.8"
March 50.4° 31.2° 40.8° 2.77" 2.5"
April 63.1° 41.6° 52.4° 3.94" 0.3"
May 73.8° 52.7° 63.2° 4.78" 0.0"
June 82.7° 62.1° 72.4° 4.58" 0.0"
July 85.2° 65.2° 75.2° 4.49" 0.0"
August 84.0° 63.6° 73.8° 3.54" 0.0"
September 78.8° 55.6° 67.2° 3.37" 0.0"
October 65.8° 43.9° 54.8° 3.35" 0.0"
November 50.7° 32.2° 41.4° 3.21" 0.9"
December 38.5° 23.6° 31.1° 2.40" 4.8"
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: 17019. • 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.