Champaign County GIS Maps
Champaign County, Illinois, has 205,865 residents and covers 996.1 square miles. The population grew 2.4% between the 2010 and 2020 census. More residents moved in than left over that decade. The FIPS code for Champaign County is 17019.
Champaign is the county's largest population center. Champaign County also includes 29 zip codes, 12 public school districts and 51 municipalities. Those boundaries help explain why population, schools, and housing can look different from one part of the county to another. The map below shows how those county lines, zip codes, and school districts fit together, and the sections that follow use that same geography to show population, demographics, school enrollment and housing patterns in more detail.
Maps, GIS layers and sample data. Paid packages add full layers, analytics and database files.
Champaign County Trends
- Population
- 205,865▴
- Median Home Value
- $205,100▴
- K-12 Enrollment
- 26,457▴
County analytics dashboards with historical trends & projections included in package downloads.
Free starter access previews county maps, lightweight GIS, and sample data. Paid packages unlock full GIS layers, analytics, and database files.
Champaign County Maps
The maps below show a few of the county map styles included in our downloads. County packages include map exports in JPEG, PNG, SVG, PDF and GeoTIFF formats plus more than 20 GIS layers for mapping, research and analysis. Available layers include zip codes, area codes, subdivisions, school districts, political boundaries, roads, water features, points of interest and more.
County packages also include historical county demographics, business intelligence, analytical dashboards, AI-ready prompts, markdown files and related reference data. Everything is organized to save hours of manual work collecting current data, cleaning it and joining it together. That makes it easier to move faster on analytics, due diligence, business planning and location research. Paid packages are built for commercial use, but some package contents include source-specific attribution or notice guidance. Review Licensing & Data Source Notices.
Champaign County Population
Champaign County had 205,865 residents in 2020. That was 2.4% higher than in 2010. Champaign County added 26,196 people between 2000 and 2020, which points to steady long-term growth. The county is fairly spread out, with about 207 people per square mile. Some of the county's most populated postal areas include Champaign, Champaign and Urbana.
Population Trend in Champaign County IL
Champaign County Population per 2000, 2010 and 2020 census counts with a baseline 2030 projection.
Champaign County Zip Codes
Champaign County has 29 zip codes. Some of the county's most populated zip codes include Champaign (61820), Champaign (61821) and Urbana (61801). Champaign is the largest zip by population, with about 40,822 residents or 20% of the county total. Together, the three largest zips account for about 47% of all county residents based on 2020 population estimates.
Most Populated Zip Codes in Champaign County IL
| ZIP | Area | Population | Trend |
|---|---|---|---|
| 61820 | Champaign | 40,822 | ▴ 10.4% |
| 61821 | Champaign | 29,057 | ▾ -3.7% |
| 61801 | Urbana | 27,658 | ▾ -10.6% |
| 61822 | Champaign | 25,091 | ▴ 16.1% |
| 61802 | Urbana | 19,460 | ▴ 2.1% |
| Download all zip code data | |||
Champaign County Zip Code populations and trends per most recent census data.
Champaign County Demographics
Champaign County has a median age of 30.9, which makes the county a little younger than Illinois overall. About 19.3% of residents are under 18, while 13.6% are 65 or older. That gives the county a fairly even mix of younger families and older adults. The largest age group is 25 to 44 at about 30.2% of the population, which points to a solid working-age base. About 46.6% of adults have a bachelor's degree or higher, above the statewide figure of 37.2%. The county is majority White by population, with Hispanic, Asian, Black and multiracial residents making up a meaningful share of the local mix.
Key Demographics for Champaign County IL
Median Age
30.9
Under 18
19.3%
Age 65+
13.6%
Bachelor's+
46.6%
Champaign County School Districts
Champaign County is served by 12 public school districts with 26,457 students enrolled in 2024. The largest districts on the county map are Champaign Community Unit 4, Urbana 116 and Mahomet-Seymour Community Unit 3. Those three districts account for about 69% of public school enrollment in the map area. Total enrollment has stayed fairly steady in recent years, based on district totals from 2017 to 2024.
Largest School Districts by Enrollment in Champaign County IL
| District | Enrollment | Share | Trend |
|---|---|---|---|
| Champaign Community Unit School District 4 | 10,598 | 40.1% | ▴ 2.3% |
| Urbana School District 116 | 4,197 | 15.9% | ▾ -4.5% |
| Mahomet-Seymour Community Unit School District 3 | 3,468 | 13.1% | ▴ 1.7% |
| Monticello Community Unit School District 25 | 1,707 | 6.5% | ▴ 1.5% |
| Tolono Community Unit School District 7 | 1,487 | 5.6% | ▾ -2.1% |
| Download all school district data | |||
Champaign County school district enrollment and trends per most recent NCES reporting data.
Champaign County Housing & Real Estate
Champaign County has a median home value of $205,100 and a median gross rent of $1,018. About 53% of occupied homes in the county are owner-occupied, so the local housing market leans heavily toward ownership. Home values run below the Illinois median, while rents come in below the state average. In March 2026, the median listing price was $308,450 and homes spent about 43 days on the market.
Champaign County Housing Mix
Champaign County housing mix: owner, renter and vacant units.
Champaign County Housing Trends
Champaign County median home value and rent trend (last 5 years).
Businesses in Champaign County, IL
Champaign County has 8,236 business listings across 819 categories. The largest categories in Champaign County business listings are Churches & Religious Organizations (222, 2.7%), College University (181, 2.2%), and Parks & Recreation (129, 1.6%). The full Champaign County business listings dataset includes names, categories, addresses and contact details where available. Champaign County packages also include U.S. Census County Business Patterns data with establishment counts, employment and payroll by industry sector.
Top Business Categories in Champaign County, IL
| Category | Businesses | Share |
|---|---|---|
| Churches & Religious Organizations | 222 | 2.7% |
| College University | 181 | 2.2% |
| Parks & Recreation | 129 | 1.6% |
| Real Estate Agents | 126 | 1.5% |
| Community & Nonprofits | 122 | 1.5% |
| Auto Repair | 112 | 1.4% |
| Insurance Agencies | 111 | 1.3% |
| Landmark And Historical Building | 106 | 1.3% |
| Fast Food | 92 | 1.1% |
| ATMs | 90 | 1.1% |
Champaign County Business Listings
| Business | Category | City |
|---|---|---|
| Equity Clinic | Abortion Clinic | Champaign |
| Merci's Refuge | Abuse And Addiction Treatment | Champaign |
| Smile Student Living | Accommodation | Champaign |
| Kemper CPA Group LLP | Accountant | Champaign |
| Champaign-Urbana Special Recreation | Active Life | Champaign |
| Urbana Acupuncture, llc | Acupuncture | Urbana |
| Addiction Rehab Urbana | Addiction Rehabilitation Center | Urbana |
| Regional Office Of Education #9 | Adult Education | Champaign |
| Lovers Playground | Adult Entertainment | Champaign |
| Outdoor Cover Warehouse | Adventure Sports Center | Urbana |
| Download Champaign County business listings | ||
Champaign County business listings sourced from Overture Maps. Includes locations with a high level of confidence.
Champaign County Basemaps
Champaign County map and data packages include a set of useful basemaps to help you get started quickly. These include a custom light grey canvas, USGS topo, imagery and other reference layers that make it easier to build clear, meaningful county maps using the included GIS layers, your own data or both. Pre-rendered map tiles for the light grey basemap are included so you can use them offline or host them on your own CDN.
Get the Full Champaign County Data Package
This page shows a preview of what's included in the Champaign County data package. The full package gives you a ready-to-use county data system with GIS layers, historical data, maps, database files and planning tools that save hours of manual data gathering, cleanup and joins. Everything is organized to help you skip data wrangling and start analysis faster.
- 20+ GIS layers for zip codes, school districts, roads, water, boundaries and more
- Historical county demographics, housing, income and trend data
- ZIP code population files and school district enrollment history
- Database files, markdowns, AI-ready prompts and documentation
- Map exports in PNG, JPEG, PDF, SVG and GeoTIFF formats
- Offline-ready data explorer, map and analytics tools
Paid packages support commercial use, client work, and derived outputs. Some package contents may include source-specific attribution or provider notices. See Licensing & Data Source Notices.
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Nearby Counties
Browse county data pages for the counties that border Champaign County. These nearby pages include the same mix of county maps, demographic summaries, school district context, housing trends and package links.