Monroe County GIS Maps
Monroe County, Michigan, has 154,809 residents and covers 549.4 square miles. The population grew 1.8% between the 2010 and 2020 census. More residents moved in than left over that decade. The FIPS code for Monroe County is 26115.
Monroe is the county's largest population center. Monroe County also includes 17 zip codes, 13 public school districts and 36 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.
Monroe County Trends
- Population
- 154,809▴
- Median Home Value
- $215,700▴
- K-12 Enrollment
- 24,334▾
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.
Monroe 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.
Monroe County Population
Monroe County had 154,809 residents in 2020. That was 1.8% higher than in 2010. Monroe County added 8,864 people between 2000 and 2020, which points to steady long-term growth. The county is fairly spread out, with about 282 people per square mile. Some of the county's most populated postal areas include Monroe, Monroe and Temperance.
Population Trend in Monroe County MI
Monroe County Population per 2000, 2010 and 2020 census counts with a baseline 2030 projection.
Monroe County Zip Codes
Monroe County has 17 zip codes. Some of the county's most populated zip codes include Monroe (48162), Monroe (48161) and Temperance (48182). Monroe is the largest zip by population, with about 29,156 residents or 19% of the county total. Together, the three largest zips account for about 50% of all county residents based on 2020 population estimates.
Most Populated Zip Codes in Monroe County MI
| ZIP | Area | Population | Trend |
|---|---|---|---|
| 48162 | Monroe | 29,156 | ▾ -0.6% |
| 48161 | Monroe | 26,571 | ▴ 0.4% |
| 48182 | Temperance | 21,886 | ▴ 0.8% |
| 48160 | Milan | 14,097 | ▴ 2.3% |
| 48166 | Newport | 13,170 | ▴ 13.8% |
| Download all zip code data | |||
Monroe County Zip Code populations and trends per most recent census data.
Monroe County Demographics
Monroe County has a median age of 42.6, which makes the county a little older than Michigan overall. About 21.1% 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 30.1% of the population, which points to a solid working-age base. About 23.4% of adults have a bachelor's degree or higher, above the statewide figure of 31.8%. The county is mostly White by population, though Hispanic, Asian, Black and multiracial residents are also part of the local mix.
Key Demographics for Monroe County MI
Median Age
42.6
Under 18
21.1%
Age 65+
19.3%
Bachelor's+
23.4%
Monroe County School Districts
Monroe County is served by 13 public school districts with 24,334 students enrolled in 2024. The largest districts on the county map are Monroe Public Schools, Bedford Public Schools and Airport Community. Those three districts account for about 46% 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 Monroe County MI
| District | Enrollment | Share | Trend |
|---|---|---|---|
| Monroe Public Schools | 4,384 | 18% | ▾ -1.6% |
| Bedford Public Schools | 3,911 | 16.1% | ▾ -0.9% |
| Airport Community School District | 2,840 | 11.7% | ▾ -0.2% |
| Huron School District | 2,489 | 10.2% | ▴ 0.3% |
| Dundee Community Schools | 1,757 | 7.2% | ▾ -0.5% |
| Download all school district data | |||
Monroe County school district enrollment and trends per most recent NCES reporting data.
Monroe County Housing & Real Estate
Monroe County has a median home value of $215,700 and a median gross rent of $1,017. About 81% of occupied homes in the county are owner-occupied, so the local housing market leans heavily toward ownership. Home values run below the Michigan median, while rents come in below the state average. In March 2026, the median listing price was $299,950 and homes spent about 47 days on the market.
Monroe County Housing Mix
Monroe County housing mix: owner, renter and vacant units.
Monroe County Housing Trends
Monroe County median home value and rent trend (last 5 years).
Businesses in Monroe County, MI
Monroe County has 4,914 business listings across 649 categories. The largest categories in Monroe County business listings are Churches & Religious Organizations (130, 2.6%), Gas Stations (87, 1.8%), and Real Estate Agents (84, 1.7%). The full Monroe County business listings dataset includes names, categories, addresses and contact details where available. Monroe County packages also include U.S. Census County Business Patterns data with establishment counts, employment and payroll by industry sector.
Top Business Categories in Monroe County, MI
| Category | Businesses | Share |
|---|---|---|
| Churches & Religious Organizations | 130 | 2.6% |
| Gas Stations | 87 | 1.8% |
| Real Estate Agents | 84 | 1.7% |
| Farm | 82 | 1.7% |
| Auto Repair | 77 | 1.6% |
| Pizza Restaurants | 70 | 1.4% |
| Contractors | 70 | 1.4% |
| Parks & Recreation | 63 | 1.3% |
| Fast Food | 62 | 1.3% |
| ATMs | 56 | 1.1% |
Monroe County Business Listings
| Business | Category | City |
|---|---|---|
| Saint Joseph Center of Hope | Abuse And Addiction Treatment | Monroe |
| Norman Towers | Accommodation | Monroe |
| Bodette Tax & Accounting | Accountant | Monroe |
| BackRoad Baggers LLC | Active Life | Dundee |
| Cloud 9 Acupuncture | Acupuncture | Temperance |
| Addiction Rehab Dundee | Addiction Rehabilitation Center | Dundee |
| Agora Gentlemen's Club | Adult Entertainment | Erie |
| Card Advertising, Inc. | Advertising Agency | Temperance |
| Lennard Ag Co | Agricultural Service | Bedford Twp |
| Dusseau Farms & Greenhouse | Agriculture | Dundee |
| Download Monroe County business listings | ||
Monroe County business listings sourced from Overture Maps. Includes locations with a high level of confidence.
Monroe County Basemaps
Monroe 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 Monroe County Data Package
This page shows a preview of what's included in the Monroe 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 Monroe County. These nearby pages include the same mix of county maps, demographic summaries, school district context, housing trends and package links.