Ogle County GIS Maps
Ogle County, Illinois, has 51,788 residents and covers 758.6 square miles. The population declined 3.2% between the 2010 and 2020 census. More residents left than arrived over that decade. The FIPS code for Ogle County is 17141.
Rochelle is the county's largest population center. Ogle County also includes 17 zip codes, 9 public school districts and 45 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.
Ogle County Trends
- Population
- 51,788▾
- Median Home Value
- $184,100▴
- K-12 Enrollment
- 9,672▾
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.
Ogle 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.
Ogle County Population
Ogle County had 51,788 residents in 2020. That was 3.2% lower than in 2010. Ogle County added 756 people between 2000 and 2020, which points to steady long-term growth. The county is fairly spread out, with about 68 people per square mile. Some of the county's most populated postal areas include Rochelle, Byron and Oregon.
Population Trend in Ogle County IL
Ogle County Population per 2000, 2010 and 2020 census counts with a baseline 2030 projection.
Ogle County Zip Codes
Ogle County has 17 zip codes. Some of the county's most populated zip codes include Rochelle (61068), Byron (61010) and Oregon (61061). Rochelle is the largest zip by population, with about 14,653 residents or 28% of the county total. Together, the three largest zips account for about 56% of all county residents based on 2020 population estimates.
Most Populated Zip Codes in Ogle County IL
| ZIP | Area | Population | Trend |
|---|---|---|---|
| 61068 | Rochelle | 14,653 | ▾ -1.4% |
| 61010 | Byron | 7,733 | ▾ -3.7% |
| 61061 | Oregon | 6,865 | ▾ -2.1% |
| 61054 | Mount Morris | 3,731 | ▾ -6.1% |
| 61064 | Polo | 3,693 | ▾ -4.5% |
| Download all zip code data | |||
Ogle County Zip Code populations and trends per most recent census data.
Ogle County Demographics
Ogle County has a median age of 42, which makes the county a little older than Illinois overall. About 22.4% of residents are under 18, while 19.3% 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 29.2% of the population, which points to a solid working-age base. About 24% 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 Ogle County IL
Median Age
42
Under 18
22.4%
Age 65+
19.3%
Bachelor's+
24%
Ogle County School Districts
Ogle County is served by 9 public school districts with 9,672 students enrolled in 2024. The largest districts on the county map are Dixon Unit 170, Meridian Community Unit 223 and Byron Community Unit 226. Those three districts account for about 55% 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 Ogle County IL
| District | Enrollment | Share | Trend |
|---|---|---|---|
| Dixon Unit School District 170 | 2,436 | 25.2% | ▾ -1.4% |
| Meridian Community Unit School District 223 | 1,469 | 15.2% | ▾ -1.7% |
| Byron Community Unit School District 226 | 1,461 | 15.1% | ▴ 0.1% |
| Oregon Community Unit School District 220 | 1,406 | 14.5% | ▾ -0.1% |
| Eastland Community Unit School District 308 | 731 | 7.6% | ▴ 2.2% |
| Download all school district data | |||
Ogle County school district enrollment and trends per most recent NCES reporting data.
Ogle County Housing & Real Estate
Ogle County has a median home value of $184,100 and a median gross rent of $901. About 75% 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 $278,959 and homes spent about 42 days on the market.
Ogle County Housing Mix
Ogle County housing mix: owner, renter and vacant units.
Ogle County Housing Trends
Ogle County median home value and rent trend (last 5 years).
Businesses in Ogle County, IL
Ogle County has 2,149 business listings across 449 categories. The largest categories in Ogle County business listings are Churches & Religious Organizations (89, 4.1%), Parks & Recreation (50, 2.3%), and Bars & Nightlife (39, 1.8%). The full Ogle County business listings dataset includes names, categories, addresses and contact details where available. Ogle County packages also include U.S. Census County Business Patterns data with establishment counts, employment and payroll by industry sector.
Top Business Categories in Ogle County, IL
| Category | Businesses | Share |
|---|---|---|
| Churches & Religious Organizations | 89 | 4.1% |
| Parks & Recreation | 50 | 2.3% |
| Bars & Nightlife | 39 | 1.8% |
| Gas Stations | 38 | 1.8% |
| Auto Repair | 37 | 1.7% |
| Insurance Agencies | 32 | 1.5% |
| Beauty Salons | 29 | 1.3% |
| Farm | 29 | 1.3% |
| Medical Offices | 28 | 1.3% |
| Restaurants | 27 | 1.3% |
Ogle County Business Listings
| Business | Category | City |
|---|---|---|
| Sinnissippi Centers | Abuse And Addiction Treatment | Rochelle |
| Grant Cooper CPA | Accountant | Rochelle |
| Prairieview Golf Course | Active Life | Byron |
| Essence of Spiritual Balance | Acupuncture | Byron |
| GoRochelle.com | Advertising Agency | Rochelle |
| Hog Slat, Inc. | Agricultural Service | Rochelle |
| Jason Hicks Inc | Agriculture | Rochelle |
| Conserv FS | Agriculture Association | Davis Junction |
| Rochelle Municipal Airport | Airport | Rochelle |
| Iron Skillet | American Restaurants | Rochelle |
| Download Ogle County business listings | ||
Ogle County business listings sourced from Overture Maps. Includes locations with a high level of confidence.
Ogle County Basemaps
Ogle 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 Ogle County Data Package
This page shows a preview of what's included in the Ogle 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 Ogle County. These nearby pages include the same mix of county maps, demographic summaries, school district context, housing trends and package links.