Barton County GIS Maps
Barton County, Missouri, has 11,637 residents and covers 592 square miles. The population declined 6.2% between the 2010 and 2020 census. More residents left than arrived over that decade. The FIPS code for Barton County is 29011.
Lamar is the county's largest population center. Barton County also includes 4 zip codes, 5 public school districts and 33 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.
Barton County Trends
- Population
- 11,637▾
- Median Home Value
- $136,000▴
- K-12 Enrollment
- 2,259▾
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.
Barton 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.
Barton County Population
Barton County had 11,637 residents in 2020. That was 6.2% lower than in 2010. Barton County had 904 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 20 people per square mile. Some of the county's most populated postal areas include Lamar, Liberal and Golden City.
Population Trend in Barton County MO
Barton County Population per 2000, 2010 and 2020 census counts with a baseline 2030 projection.
Barton County Zip Codes
Barton County has 4 zip codes. Some of the county's most populated zip codes include Lamar (64759), Liberal (64762) and Golden City (64748). Lamar is the largest zip by population, with about 7,921 residents or 68% of the county total. Together, the three largest zips account for about 92% of all county residents based on 2020 population estimates.
Most Populated Zip Codes in Barton County MO
| ZIP | Area | Population | Trend |
|---|---|---|---|
| 64759 | Lamar | 7,921 | ▾ -3.9% |
| 64762 | Liberal | 1,444 | ▾ -10% |
| 64748 | Golden City | 1,354 | ▾ -9.3% |
| 64769 | Mindenmines | 463 | ▾ -24.2% |
| Download all zip code data | |||
Barton County Zip Code populations and trends per most recent census data.
Barton County Demographics
Barton County has a median age of 40.6, which makes the county a little older than Missouri overall. About 23.6% of residents are under 18, while 20.8% 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 28.4% of the population, which points to a solid working-age base. About 18% 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 Barton County MO
Median Age
40.6
Under 18
23.6%
Age 65+
20.8%
Bachelor's+
18%
Barton County School Districts
Barton County is served by 5 public school districts with 2,259 students enrolled in 2024. The largest districts on the county map are Lamar R-I, Jasper County R-V and Liberal R-II. Those three districts account for about 83% 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 Barton County MO
| District | Enrollment | Share | Trend |
|---|---|---|---|
| Lamar R-I School District | 1,158 | 51.3% | ▾ -1.5% |
| Jasper County R-V School District | 454 | 20.1% | — 0% |
| Liberal R-II School District | 271 | 12% | ▾ -4.6% |
| Sheldon R-VIII School District | 212 | 9.4% | ▴ 3.4% |
| Golden City R-III School District | 164 | 7.3% | ▴ 5.8% |
| Download all school district data | |||
Barton County school district enrollment and trends per most recent NCES reporting data.
Barton County Housing & Real Estate
Barton County has a median home value of $136,000 and a median gross rent of $777. About 70% 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 $186,000 and homes spent about 68 days on the market.
Barton County Housing Mix
Barton County housing mix: owner, renter and vacant units.
Barton County Housing Trends
Barton County median home value and rent trend (last 5 years).
Businesses in Barton County, MO
Barton County has 528 business listings across 235 categories. The largest categories in Barton County business listings are Churches & Religious Organizations (29, 5.5%), Public Service And Government (14, 2.7%), and Elementary School (11, 2.1%). The full Barton County business listings dataset includes names, categories, addresses and contact details where available. Barton County packages also include U.S. Census County Business Patterns data with establishment counts, employment and payroll by industry sector.
Top Business Categories in Barton County, MO
| Category | Businesses | Share |
|---|---|---|
| Churches & Religious Organizations | 29 | 5.5% |
| Public Service And Government | 14 | 2.7% |
| Elementary School | 11 | 2.1% |
| Agricultural Service | 11 | 2.1% |
| Insurance Agencies | 10 | 1.9% |
| Auto Repair | 10 | 1.9% |
| Gas Stations | 9 | 1.7% |
| Banks & Credit Unions | 8 | 1.5% |
| Lake | 7 | 1.3% |
| ATMs | 7 | 1.3% |
Barton County Business Listings
| Business | Category | City |
|---|---|---|
| Angler's Paradise | Accommodation | Liberal |
| Runion CPA | Accountant | Lamar |
| Shawnee Trail Conservation Area | Active Life | Mindenmines |
| Heritage Tractor | Agricultural Service | Lamar |
| Golden City Grain and Cotton | Agriculture | Golden City |
| Producers Cooperation Association - Liberal | Agriculture Association | Liberal |
| Lamar Muni Airport LLU | Airport | Lamar |
| Barton County Ambulance District | Ambulance And Ems Services | Lamar |
| muddy creek kennels | Animal Shelters | Jasper |
| Faithful Peddler Antique Mall | Antique Store | Lamar |
| Download Barton County business listings | ||
Barton County business listings sourced from Overture Maps. Includes locations with a high level of confidence.
Barton County Basemaps
Barton 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 Barton County Data Package
This page shows a preview of what's included in the Barton 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 Barton County. These nearby pages include the same mix of county maps, demographic summaries, school district context, housing trends and package links.