Maries County GIS Maps
Maries County, Missouri, has 8,432 residents and covers 527 square miles. The population declined 8.1% between the 2010 and 2020 census. More residents left than arrived over that decade. The FIPS code for Maries County is 29125.
Belle is the county's largest population center. Maries County also includes 7 zip codes, 6 public school districts and 19 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.
Maries County Trends
- Population
- 8,432▾
- Median Home Value
- $193,100▾
- K-12 Enrollment
- 7,973▾
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.
Maries 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.
Maries County Population
Maries County had 8,432 residents in 2020. That was 8.1% lower than in 2010. Maries County had 471 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 16 people per square mile. Some of the county's most populated postal areas include Dixon, Belle and Vienna.
Population Trend in Maries County MO
Maries County Population per 2000, 2010 and 2020 census counts with a baseline 2030 projection.
Maries County Zip Codes
Maries County has 7 zip codes. Some of the county's most populated zip codes include Dixon (65459), Belle (65013) and Vienna (65582). Dixon is the largest zip by population, with about 7,524 residents or 89% of the county total. Together, the three largest zips account for about 151% of all county residents based on 2020 population estimates.
Most Populated Zip Codes in Maries County MO
| ZIP | Area | Population | Trend |
|---|---|---|---|
| 65459 | Dixon | 7,524 | ▾ -8.6% |
| 65013 | Belle | 3,206 | ▾ -8.8% |
| 65582 | Vienna | 1,983 | ▾ -9.1% |
| 65058 | Meta | 963 | ▾ -5.3% |
| 65580 | Vichy | 858 | ▴ 3.5% |
| Download all zip code data | |||
Maries County Zip Code populations and trends per most recent census data.
Maries County Demographics
Maries County has a median age of 45.4, which makes the county a little older than Missouri overall. About 20.3% of residents are under 18, while 22.2% 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% of the population, which points to a solid working-age base. About 16% of adults have a bachelor's degree or higher, above the statewide figure of 31.9%. The county is mostly White by population, though Hispanic, Asian, Black and multiracial residents are also part of the local mix.
Key Demographics for Maries County MO
Median Age
45.4
Under 18
20.3%
Age 65+
22.2%
Bachelor's+
16%
Maries County School Districts
Maries County is served by 6 public school districts with 7,973 students enrolled in 2024. The largest districts on the county map are Rolla 31, St. James R-I and Dixon R-I. Those three districts account for about 82% 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 Maries County MO
| District | Enrollment | Share | Trend |
|---|---|---|---|
| Rolla 31 School District | 4,161 | 52.2% | ▾ -1% |
| St. James R-I School District | 1,559 | 19.6% | ▾ -1.6% |
| Dixon R-I School District | 851 | 10.7% | ▾ -1.2% |
| Maries County R-II School District | 680 | 8.5% | ▾ -1.7% |
| Maries County R-I School District | 440 | 5.5% | ▴ 20.5% |
| Download all school district data | |||
Maries County school district enrollment and trends per most recent NCES reporting data.
Maries County Housing & Real Estate
Maries County has a median home value of $193,100 and a median gross rent of $594. 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 Missouri median, while rents come in below the state average. In March 2026, the median listing price was $297,475 and homes spent about 28 days on the market.
Maries County Housing Mix
Maries County housing mix: owner, renter and vacant units.
Maries County Housing Trends
Maries County median home value and rent trend (last 5 years).
Businesses in Maries County, MO
Maries County has 319 business listings across 157 categories. The largest categories in Maries County business listings are Churches & Religious Organizations (21, 6.6%), Auto Repair (8, 2.5%), and Convenience Stores (8, 2.5%). The full Maries County business listings dataset includes names, categories, addresses and contact details where available. Maries County packages also include U.S. Census County Business Patterns data with establishment counts, employment and payroll by industry sector.
Top Business Categories in Maries County, MO
| Category | Businesses | Share |
|---|---|---|
| Churches & Religious Organizations | 21 | 6.6% |
| Auto Repair | 8 | 2.5% |
| Convenience Stores | 8 | 2.5% |
| Insurance Agencies | 7 | 2.2% |
| Discount Store | 6 | 1.9% |
| Baptist Church | 5 | 1.6% |
| Used Car Dealer | 5 | 1.6% |
| Gas Stations | 5 | 1.6% |
| Parks & Recreation | 5 | 1.6% |
| Public And Government Association | 5 | 1.6% |
Maries County Business Listings
| Business | Category | City |
|---|---|---|
| Honse Implement Co. | Agricultural Service | Vienna |
| Rolla National Airport | Airport | Vichy |
| The Market | American Restaurants | Vienna |
| Victorian Gardens | Amusement Park | Vienna |
| Americana Antiques Art & Curio | Antique Store | Vienna |
| Michael R. Gesellschap | Appliance Manufacturer | Belle |
| Osage Arts Community | Arts And Entertainment | Belle |
| Victorian Place of Vienna Senior Living | Assisted Living Facility | Vienna |
| LibertyX Bitcoin ATM | ATMs | Vienna |
| South Central Regional Stockyard | Auction House | Vienna |
| Download Maries County business listings | ||
Maries County business listings sourced from Overture Maps. Includes locations with a high level of confidence.
Maries County Basemaps
Maries 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 Maries County Data Package
This page shows a preview of what's included in the Maries 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 Maries County. These nearby pages include the same mix of county maps, demographic summaries, school district context, housing trends and package links.