Carbon County GIS Maps
Carbon County, Montana, has 10,473 residents across 14,615 parcels and covers 2,047.7 square miles. The population grew 3.9% between the 2010 and 2020 census. More residents moved in than left over that decade. The FIPS code for Carbon County is 30009.
Red Lodge is the county's largest population center. Carbon County also includes 10 zip codes, 4 public school districts and 15 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.
Maps, GIS layers, Parcels and sample data. Paid packages add full layers, analytics and database files.
Carbon County Trends
- Population
- 10,473▴
- Median Home Value
- $379,300▴
- K-12 Enrollment
- 418▾
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.
Carbon 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.
Carbon County Parcels
Carbon County has 14,615 mapped parcels covering 1,308,915 acres. The median assessed value is $91,116. The median lot size is 10.42 acres. 7,409 parcels are 10 acres or larger. Improved property accounts for 45.2% of parcels. Vacant land follows at 40.4% and exempt property at 12.3%. The records carry 7,764 distinct owner names. About 19% 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 54.5%. Browse the interactive Carbon County Parcel viewer here.
Carbon County Parcel Data Coverage
| Field | Parcels | Coverage |
|---|---|---|
| Parcel ID | 14,615 | 100% |
| Owner name | 14,597 | 99.9% |
| Owner mailing address | 14,593 | 99.8% |
| Site address | 7,959 | 54.5% |
| Land use code | 0 | 0% |
| Land use description | 14,597 | 99.9% |
| Assessed value | 14,569 | 99.7% |
| Land value | 14,569 | 99.7% |
| Improvement value | 14,569 | 99.7% |
| Acreage | 14,615 | 100% |
| Parcel boundary | 14,615 | 100% |
| Download all Carbon County parcels. | ||
Field coverage measured across all Carbon County parcel records.
Carbon County Population
Carbon County had 10,473 residents in 2020. That was 3.9% higher than in 2010. Carbon County added 921 people between 2000 and 2020, which points to steady long-term growth. The county is fairly spread out, with about 5 people per square mile. Some of the county's most populated postal areas include Red Lodge, Joliet and Bridger.
Population Trend in Carbon County MT
Carbon County Population per 2000, 2010 and 2020 census counts with a baseline 2030 projection.
Carbon County Zip Codes
Carbon County has 10 zip codes. Some of the county's most populated zip codes include Red Lodge (59068), Joliet (59041) and Bridger (59014). Red Lodge is the largest zip by population, with about 3,670 residents or 35% of the county total. Together, the three largest zips account for about 69% of all county residents based on 2020 population estimates.
Most Populated Zip Codes in Carbon County MT
| ZIP | Area | Population | Trend |
|---|---|---|---|
| 59068 | Red Lodge | 3,670 | ▴ 2.5% |
| 59041 | Joliet | 2,034 | ▴ 4.3% |
| 59014 | Bridger | 1,483 | ▴ 2.6% |
| 59070 | Roberts | 1,327 | ▴ 26.7% |
| 59029 | Fromberg | 724 | ▾ -1.2% |
| Download all zip code data | |||
Carbon County Zip Code populations and trends per most recent census data.
Carbon County Demographics
Carbon County has a median age of 50.5, which makes the county a little older than Montana overall. About 17.4% of residents are under 18, while 27.2% 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 27.2% of the population, which points to an older population profile. About 30.3% 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 Carbon County MT
Median Age
50.5
Under 18
17.4%
Age 65+
27.2%
Bachelor's+
30.3%
Carbon County School Districts
Carbon County is served by 4 public school districts with 418 students enrolled in 2024. The largest districts on the county map are Bridger K-12 Schools, Roberts K-12 Schools and Fromberg K-12. Those three districts account for about 88% 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 Carbon County MT
| District | Enrollment | Share | Trend |
|---|---|---|---|
| Bridger K-12 Schools | 203 | 48.6% | ▾ -3.3% |
| Roberts K-12 Schools | 97 | 23.2% | — 0% |
| Fromberg K-12 | 67 | 16% | ▾ -21.2% |
| Belfry K-12 Schools | 51 | 12.2% | ▾ -10.5% |
| Download all school district data | |||
Carbon County school district enrollment and trends per most recent NCES reporting data.
Carbon County Housing & Real Estate
Carbon County has a median home value of $379,300 and a median gross rent of $882. 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 below the state average. In March 2026, the median listing price was $650,000 and homes spent about 80 days on the market.
Carbon County Housing Mix
Carbon County housing mix: owner, renter and vacant units.
Carbon County Housing Trends
Carbon County median home value and rent trend (last 5 years).
Businesses in Carbon County, MT
Carbon County has 798 business listings across 273 categories. The largest categories in Carbon County business listings are Lake (73, 9.1%), Churches & Religious Organizations (23, 2.9%), and Bars & Nightlife (17, 2.1%). The full Carbon County business listings dataset includes names, categories, addresses and contact details where available. Carbon County packages also include U.S. Census County Business Patterns data with establishment counts, employment and payroll by industry sector.
Top Business Categories in Carbon County, MT
| Category | Businesses | Share |
|---|---|---|
| Lake | 73 | 9.1% |
| Churches & Religious Organizations | 23 | 2.9% |
| Bars & Nightlife | 17 | 2.1% |
| Structure And Geography | 16 | 2.0% |
| Mountain | 13 | 1.6% |
| Hotels | 12 | 1.5% |
| Restaurants | 11 | 1.4% |
| Landmark And Historical Building | 11 | 1.4% |
| Grocery Stores | 10 | 1.3% |
| Gas Stations | 10 | 1.3% |
Carbon County Business Listings
| Business | Category | City |
|---|---|---|
| Elfering Accounting | Accountant | Red Lodge |
| Red Lodge Powersports | Active Life | Red Lodge |
| Klean Karma Soap Company | Adult Entertainment | Red Lodge |
| World West Sire Services | Agricultural Service | Joliet |
| TPR Arena | Agriculture | Joliet |
| Red Lodge Airport | Airport | Red Lodge |
| Clarks Fork Valley Ambulance | Ambulance And Ems Services | Bridger |
| Prindy's Place | American Restaurants | Red Lodge |
| North Star Amusements | Amusement Park | Bridger |
| Smith's Animal Rescue | Animal Rescue Service | Bridger |
| Download Carbon County business listings | ||
Carbon County business listings sourced from Overture Maps. Includes locations with a high level of confidence.
Carbon County Basemaps
Carbon 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 Carbon County Data Package
This page shows a preview of what's included in the Carbon 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.
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Nearby Counties
Browse county data pages for the counties that border Carbon County. These nearby pages include the same mix of county maps, demographic summaries, school district context, housing trends and package links.