Flathead County GIS Maps

Flathead 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.

Flathead County Parcels

Flathead County has 68,899 mapped parcels covering 852,819 acres. The median assessed value is $504,900. The median lot size is 0.80 acres. 10,446 parcels are 10 acres or larger. Improved property accounts for 61.4% of parcels. Vacant land follows at 20.5% and condominiums at 6.2%. The records carry 50,564 distinct owner names. About 17% of parcels list an owner mailing address outside Montana. Owner names, mailing addresses, assessed values and lot sizes are on nearly every parcel. Site addresses reach 91.1%. Browse the interactive Flathead County Parcel viewer here.

Flathead County Parcel Data Coverage

Field coverage measured across all Flathead County parcel records. Download free sample data here.

Flathead County Population

Flathead County had 104,357 residents in 2020. That was 14.8% higher than in 2010. Flathead County added 29,886 people between 2000 and 2020, which points to steady long-term growth. The county is fairly spread out, with about 21 people per square mile. Some of the county's most populated postal areas include Kalispell, Columbia Falls and Whitefish.

Population Trend in Flathead County MT

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

Flathead County Zip Codes

Flathead County has 14 zip codes. Some of the county's most populated zip codes include Kalispell (59901), Columbia Falls (59912) and Whitefish (59937). Kalispell is the largest zip by population, with about 57,900 residents or 55% of the county total. Together, the three largest zips account for about 84% of all county residents based on 2020 population estimates.

Most Populated Zip Codes in Flathead County MT

Flathead County Zip Code populations and trends per most recent census data.

Flathead County Demographics

Flathead County has a median age of 42.1, which makes the county a little older than Montana overall. About 21.8% 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 31.2% of the population, which points to a solid working-age base. About 36% 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 Flathead County MT

Flathead County School Districts

Flathead County is served by a network of public school districts across the map area. Several larger districts account for a substantial share of students across the county map area. A few larger districts account for much of the county-serving student population. Enrollment trends are not available yet for the districts shown on the county map.

Flathead County Housing & Real Estate

Flathead County has a median home value of $467,700 and a median gross rent of $1,094. About 74% of occupied homes in the county are owner-occupied, so the local housing market leans heavily toward ownership. Home values run above the Montana median, while rents come in above the state average. In March 2026, the median listing price was $878,625 and homes spent about 77 days on the market.

Businesses in Flathead County, MT

Flathead County has 7,274 business listings across 758 categories. The largest categories in Flathead County business listings are Real Estate Agents (183, 2.5%), Lake (168, 2.3%), and Contractors (147, 2.0%). The full Flathead County business listings dataset includes names, categories, addresses and contact details where available. Flathead County packages also include U.S. Census County Business Patterns data with establishment counts, employment and payroll by industry sector.

Top Business Categories in Flathead County, MT

Flathead County Business Listings

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

Flathead County Basemaps

Flathead 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.

Preview a Live Package Demo

See exactly what is included in a county data package. Inspect how files are organized, the interactive data explorer and how maps and analytics are laid out. The demo loads a real sample package from Montana — explore the full structure before you buy.