Prairie County GIS Maps

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Prairie County, Montana, has 1,088 residents across 3,723 parcels and covers 1,736.6 square miles. The population declined 7.7% between the 2010 and 2020 census. More residents left than arrived over that decade. The FIPS code for Prairie County is 30079.

Terry is the county's largest population center. Prairie County also includes 2 zip codes, 1 public school district and 11 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 parcel data, population, demographics, school enrollment and housing patterns in more detail.

Open the Interactive Parcel Viewer Open the Interactive Parcel Viewer

Maps, GIS layers, Parcels and sample data. Paid packages add full layers, analytics and database files.

Prairie County Trends

Population
1,088▾
Median Home Value
$167,100▴
K-12 Enrollment
161▴
Prairie County in Montana

County analytics dashboards with historical trends & projections included in package downloads.

Prairie 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.

Prairie County Parcels

Prairie County has 3,723 mapped parcels covering 1,107,309 acres. The median assessed value is $31,434. The median lot size is 311.93 acres. 2,639 parcels are 10 acres or larger. Vacant land accounts for 42.1% of parcels. Exempt property follows at 34.0% and improved property at 23.1%. The records carry 889 distinct owner names. About 7% of parcels list an owner mailing address outside Montana. Owner names, mailing addresses, assessed values and lot sizes are on nearly every parcel. Browse the interactive Prairie County Parcel viewer here.

Prairie County Parcel Data Coverage

Field Parcels Coverage
Parcel ID 3,723 100%
Owner name 3,723 100%
Owner mailing address 3,723 100%
Site address 1,099 29.5%
Land use code 0 0%
Land use description 3,723 100%
Assessed value 3,722 99.9%
Land value 3,722 99.9%
Improvement value 3,722 99.9%
Acreage 3,723 100%
Parcel boundary 3,723 100%
Download all Prairie County parcels.

Field coverage measured across all Prairie County parcel records.

Prairie County Population

Prairie County had 1,088 residents in 2020. That was 7.7% lower than in 2010. Prairie County had 111 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 1 people per square mile. Two of the county's most populated postal areas are Terry and Fallon.

Population Trend in Prairie County MT

Prairie County Population per 2000, 2010 and 2020 census counts with a baseline 2030 projection.

Prairie County Zip Codes

Prairie County has 2 zip codes. Two of the county's most populated zip codes are Terry (59349) and Fallon (59326). Terry is the largest zip by population, with about 864 residents or 79% of the county total. Together, the three largest zips account for about 101% of all county residents based on 2020 population estimates.

Most Populated Zip Codes in Prairie County MT

ZIP Area Population Trend
59349 Terry 864 ▾ -5.4%
59326 Fallon 231 ▾ -12.8%
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Prairie County Zip Code populations and trends per most recent census data.

Prairie County Demographics

Prairie County has a median age of 49.1, which makes the county a little older than Montana overall. About 21.6% of residents are under 18, while 33.9% are 65 or older. That gives the county a fairly even mix of younger families and older adults. The largest age group is 65 and over at about 33.9% of the population, which points to an older population profile. About 20% of adults have a bachelor's degree or higher, above the statewide figure of 34.5%. The county is mostly White by population, though Hispanic, Asian, Black and multiracial residents are also part of the local mix.

Key Demographics for Prairie County MT

Median Age

49.1

Under 18

21.6%

Age 65+

33.9%

Bachelor's+

20%

Prairie County School Districts

Prairie County is served by 1 public school district with 161 students enrolled in 2024. Several larger districts account for a substantial share of students across the county map area. Those three districts account for about 100% 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 Prairie County MT

District Enrollment Share Trend
Terry K-12 Schools 161 100% ▴ 5.2%
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Prairie County school district enrollment and trends per most recent NCES reporting data.

Prairie County Housing & Real Estate

Prairie County has a median home value of $167,100 and a median gross rent of $827. About 76% of occupied homes in the county are owner-occupied, so the local housing market leans heavily toward ownership. Home values run below the Montana median, while rents come in below the state average. In March 2026, the median listing price was $162,450 and homes spent about 178 days on the market.

Prairie County Housing Mix

Prairie County housing mix: owner, renter and vacant units.

Prairie County Housing Trends

Prairie County median home value and rent trend (last 5 years).

Businesses in Prairie County, MT

Prairie County has 75 business listings across 56 categories. The largest categories in Prairie County business listings are Structure And Geography (7, 9.3%), River (6, 8.0%), and Churches & Religious Organizations (4, 5.3%). The full Prairie County business listings dataset includes names, categories, addresses and contact details where available. Prairie County packages also include U.S. Census County Business Patterns data with establishment counts, employment and payroll by industry sector.

Top Business Categories in Prairie County, MT

Category Businesses Share
Structure And Geography 7 9.3%
River 6 8.0%
Churches & Religious Organizations 4 5.3%
Convenience Stores 2 2.7%
Gas Stations 2 2.7%
Religious Organization 2 2.7%
Elementary School 2 2.7%
Farm 2 2.7%
Bridge 1 1.3%
Art Gallery 1 1.3%

Prairie County Business Listings

Business Category City
Farmers Union Oil Co- Terry MT Agricultural Service Terry
Forcella Angus Ranch Agriculture Deer Lodge
Lazy JD Bar & Grill American Restaurants Fallon
Terry's Toddlers Animal Rescue Service Terry
Wagon Wheel Antiques Antique Store Terry
The Barbie Shop Fine Arts & HAIR Studios Art Gallery Terry
Creative Cottage Arts And Crafts Terry
Stockman Bank Banks & Credit Unions Terry
Fallon BD Bar Bars & Nightlife Fallon
Roy Rogers Bar Grill & Casino Bar And Grill Restaurant Terry
Download Prairie County business listings

Prairie County business listings sourced from Overture Maps. Includes locations with a high level of confidence.

Prairie County Basemaps

Prairie 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 Prairie County Data Package

This page shows a preview of what's included in the Prairie 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 parcels, 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.

Get the Prairie County Package + Parcels — $49

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