Greene County GIS Maps
Greene County, Illinois, has 11,985 residents and covers 543 square miles. The population declined 13.7% between the 2010 and 2020 census. More residents left than arrived over that decade. The FIPS code for Greene County is 17061.
Carrollton is the county's largest population center. Greene County also includes 10 zip codes, 5 public school districts and 29 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.
Greene County Trends
- Population
- 11,985▾
- Median Home Value
- $94,400▴
- K-12 Enrollment
- 4,575▾
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.
Greene 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.
Greene County Population
Greene County had 11,985 residents in 2020. That was 13.7% lower than in 2010. Greene County had 2,776 fewer people in 2020 than it did in 2000, which points to a long-term population decline. The county is fairly spread out, with about 22 people per square mile. Some of the county's most populated postal areas include Carrollton, White Hall and Roodhouse.
Population Trend in Greene County IL
Greene County Population per 2000, 2010 and 2020 census counts with a baseline 2030 projection.
Greene County Zip Codes
Greene County has 10 zip codes. Some of the county's most populated zip codes include Carrollton (62016), White Hall (62092) and Roodhouse (62082). Carrollton is the largest zip by population, with about 3,690 residents or 31% of the county total. Together, the three largest zips account for about 73% of all county residents based on 2020 population estimates.
Most Populated Zip Codes in Greene County IL
| ZIP | Area | Population | Trend |
|---|---|---|---|
| 62016 | Carrollton | 3,690 | ▾ -3.3% |
| 62092 | White Hall | 2,682 | ▾ -10% |
| 62082 | Roodhouse | 2,401 | ▾ -22.8% |
| 62044 | Greenfield | 1,728 | ▾ -14% |
| 62054 | Kane | 641 | ▾ -26.5% |
| Download all zip code data | |||
Greene County Zip Code populations and trends per most recent census data.
Greene County Demographics
Greene County has a median age of 43.1, which makes the county a little older than Illinois overall. About 21.4% of residents are under 18, while 20.4% 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 28.8% of the population, which points to a solid working-age base. About 16.3% of adults have a bachelor's degree or higher, above the statewide figure of 37.2%. The county is mostly White by population, though Hispanic, Asian, Black and multiracial residents are also part of the local mix.
Key Demographics for Greene County IL
Median Age
43.1
Under 18
21.4%
Age 65+
20.4%
Bachelor's+
16.3%
Greene County School Districts
Greene County is served by 5 public school districts with 4,575 students enrolled in 2024. The largest districts on the county map are Jersey Community Unit 100, North Greene Unit 3 and Calhoun Community Unit 40. Those three districts account for about 81% of public school enrollment in the map area. Total enrollment has stayed fairly steady in recent years, but it is slightly lower than it was in 2017.
Largest School Districts by Enrollment in Greene County IL
| District | Enrollment | Share | Trend |
|---|---|---|---|
| Jersey Community Unit School District 100 | 2,365 | 51.7% | ▾ -2.8% |
| North Greene Unit School District 3 | 837 | 18.3% | ▾ -0.1% |
| Calhoun Community Unit School District 40 | 507 | 11.1% | ▴ 1% |
| Carrollton Community Unit School District 1 | 449 | 9.8% | ▾ -4.3% |
| Greenfield Community Unit School District 10 | 417 | 9.1% | ▾ -1% |
| Download all school district data | |||
Greene County school district enrollment and trends per most recent NCES reporting data.
Greene County Housing & Real Estate
Greene County has a median home value of $94,400 and a median gross rent of $800. About 77% 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 $139,900 and homes spent about 87 days on the market.
Greene County Housing Mix
Greene County housing mix: owner, renter and vacant units.
Greene County Housing Trends
Greene County median home value and rent trend (last 5 years).
Businesses in Greene County, IL
Greene County has 415 business listings across 164 categories. The largest categories in Greene County business listings are Churches & Religious Organizations (28, 6.7%), Post Offices (13, 3.1%), and Bars & Nightlife (9, 2.2%). The full Greene County business listings dataset includes names, categories, addresses and contact details where available. Greene County packages also include U.S. Census County Business Patterns data with establishment counts, employment and payroll by industry sector.
Top Business Categories in Greene County, IL
| Category | Businesses | Share |
|---|---|---|
| Churches & Religious Organizations | 28 | 6.7% |
| Post Offices | 13 | 3.1% |
| Bars & Nightlife | 9 | 2.2% |
| Auto Repair | 9 | 2.2% |
| Landmark And Historical Building | 9 | 2.2% |
| American Restaurants | 8 | 1.9% |
| Baptist Church | 7 | 1.7% |
| Public And Government Association | 7 | 1.7% |
| Gas Stations | 7 | 1.7% |
| ATMs | 7 | 1.7% |
Greene County Business Listings
| Business | Category | City |
|---|---|---|
| Holloway Family Home | Accommodation | Kane |
| Sandy Creek Retreat Center | Active Life | Roodhouse |
| All Hart Chiropractic | Acupuncture | Carrollton |
| Cloverleaf Feed Co | Agricultural Service | Roodhouse |
| Tiger Landing Strip | Airport | Greene County |
| Boyd Ambulance Service | Ambulance And Ems Services | Carrollton |
| Brass Door Restaurant and Catering, Inc | American Restaurants | Carrollton |
| Mathews Auto Sales | Antique Store | Roodhouse |
| Carrollton Moto Mart | ATMs | Carrollton |
| Greenfield-NW Football | Attractions And Activities | Greenfield |
| Download Greene County business listings | ||
Greene County business listings sourced from Overture Maps. Includes locations with a high level of confidence.
Greene County Basemaps
Greene 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 Greene County Data Package
This page shows a preview of what's included in the Greene 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 Greene County. These nearby pages include the same mix of county maps, demographic summaries, school district context, housing trends and package links.