Effingham County GIS Maps
Effingham County, Illinois, has 34,668 residents and covers 478.8 square miles. The population grew 1.2% between the 2010 and 2020 census. More residents moved in than left over that decade. The FIPS code for Effingham County is 17049.
Effingham is the county's largest population center. Effingham County also includes 7 zip codes, 6 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.
Effingham County Trends
- Population
- 34,668▴
- Median Home Value
- $179,800▴
- K-12 Enrollment
- 5,496▴
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.
Effingham 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.
Effingham County Population
Effingham County had 34,668 residents in 2020. That was 1.2% higher than in 2010. Effingham County added 404 people between 2000 and 2020, which points to steady long-term growth. The county is fairly spread out, with about 72 people per square mile. Some of the county's most populated postal areas include Effingham, Altamont and Teutopolis.
Population Trend in Effingham County IL
Effingham County Population per 2000, 2010 and 2020 census counts with a baseline 2030 projection.
Effingham County Zip Codes
Effingham County has 7 zip codes. Some of the county's most populated zip codes include Effingham (62401), Altamont (62411) and Teutopolis (62467). Effingham is the largest zip by population, with about 19,408 residents or 56% of the county total. Together, the three largest zips account for about 80% of all county residents based on 2020 population estimates.
Most Populated Zip Codes in Effingham County IL
| ZIP | Area | Population | Trend |
|---|---|---|---|
| 62401 | Effingham | 19,408 | ▴ 1.6% |
| 62411 | Altamont | 4,408 | ▾ -0.5% |
| 62467 | Teutopolis | 3,764 | ▴ 0.6% |
| 62424 | Dieterich | 2,427 | ▴ 16% |
| 62443 | Mason | 1,589 | ▾ -2.1% |
| Download all zip code data | |||
Effingham County Zip Code populations and trends per most recent census data.
Effingham County Demographics
Effingham County has a median age of 39.5, which makes the county a little older than Illinois overall. About 24.2% of residents are under 18, while 18.3% 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 30.5% of the population, which points to a solid working-age base. About 26% 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 Effingham County IL
Median Age
39.5
Under 18
24.2%
Age 65+
18.3%
Bachelor's+
26%
Effingham County School Districts
Effingham County is served by 6 public school districts with 5,496 students enrolled in 2024. The largest districts on the county map are Effingham Community Unit 40, Teutopolis Community Unit 50 and Altamont Community Unit 10. Those three districts account for about 74% of public school enrollment in the map area. Total enrollment has grown modestly since 2017 across the districts shown on the county map.
Largest School Districts by Enrollment in Effingham County IL
| District | Enrollment | Share | Trend |
|---|---|---|---|
| Effingham Community Unit School District 40 | 2,261 | 41.1% | ▾ -0.9% |
| Teutopolis Community Unit School District 50 | 1,125 | 20.5% | ▴ 0.4% |
| Altamont Community Unit School District 10 | 684 | 12.4% | ▾ -0.7% |
| Dieterich Community Unit School District 30 | 632 | 11.5% | ▴ 3.8% |
| Stewardson-Strasburg Community Unit District 5A | 433 | 7.9% | ▴ 3.3% |
| Download all school district data | |||
Effingham County school district enrollment and trends per most recent NCES reporting data.
Effingham County Housing & Real Estate
Effingham County has a median home value of $179,800 and a median gross rent of $734. About 78% 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 $334,950 and homes spent about 76 days on the market.
Effingham County Housing Mix
Effingham County housing mix: owner, renter and vacant units.
Effingham County Housing Trends
Effingham County median home value and rent trend (last 5 years).
Businesses in Effingham County, IL
Effingham County has 2,122 business listings across 508 categories. The largest categories in Effingham County business listings are Churches & Religious Organizations (49, 2.3%), Auto Repair (39, 1.8%), and Insurance Agencies (33, 1.6%). The full Effingham County business listings dataset includes names, categories, addresses and contact details where available. Effingham County packages also include U.S. Census County Business Patterns data with establishment counts, employment and payroll by industry sector.
Top Business Categories in Effingham County, IL
| Category | Businesses | Share |
|---|---|---|
| Churches & Religious Organizations | 49 | 2.3% |
| Auto Repair | 39 | 1.8% |
| Insurance Agencies | 33 | 1.6% |
| Gas Stations | 33 | 1.6% |
| Contractors | 32 | 1.5% |
| Beauty Salons | 29 | 1.4% |
| Medical Offices | 28 | 1.3% |
| Community & Nonprofits | 26 | 1.2% |
| Professional Services | 26 | 1.2% |
| Banks & Credit Unions | 23 | 1.1% |
Effingham County Business Listings
| Business | Category | City |
|---|---|---|
| Nextstep Behavioral Healthcare | Abuse And Addiction Treatment | Effingham |
| Kemper CPA Group LLP | Accountant | Effingham |
| Calico Trek Trail | Active Life | Effingham |
| Lovers Playground (Previously Adult Time) | Adult Store | Edgewood |
| S & K Venture Signs | Advertising Agency | Effingham |
| South Central FS Inc | Agricultural Cooperatives | Effingham |
| South Central FS | Agricultural Service | Effingham |
| Mile End Ag | Agriculture | Beecher City |
| The Equity | Agriculture Association | Effingham |
| Effingham County Regional Airport | Airport | Effingham |
| Download Effingham County business listings | ||
Effingham County business listings sourced from Overture Maps. Includes locations with a high level of confidence.
Effingham County Basemaps
Effingham 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 Effingham County Data Package
This page shows a preview of what's included in the Effingham 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 Effingham County. These nearby pages include the same mix of county maps, demographic summaries, school district context, housing trends and package links.