Benewah County GIS Maps
Benewah County, Idaho, has 9,530 residents and covers 776.9 square miles. The population grew 2.6% between the 2010 and 2020 census. More residents moved in than left over that decade. The FIPS code for Benewah County is 16009.
St. Maries is the county's largest population center. Benewah County also includes 6 zip codes, 3 public school districts 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 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.
Benewah County Trends
- Population
- 9,530▴
- Median Home Value
- $255,800▴
- K-12 Enrollment
- 1,428▾
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.
Benewah 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.
Benewah County Population
Benewah County had 9,530 residents in 2020. That was 2.6% higher than in 2010. Benewah County added 359 people between 2000 and 2020, which points to steady long-term growth. The county is fairly spread out, with about 12 people per square mile. Some of the county's most populated postal areas include Saint Maries, Plummer and Fernwood.
Population Trend in Benewah County ID
Benewah County Population per 2000, 2010 and 2020 census counts with a baseline 2030 projection.
Benewah County Zip Codes
Benewah County has 6 zip codes. Some of the county's most populated zip codes include Saint Maries (83861), Plummer (83851) and Fernwood (83830). Saint Maries is the largest zip by population, with about 6,581 residents or 69% of the county total. Together, the three largest zips account for about 96% of all county residents based on 2020 population estimates.
Most Populated Zip Codes in Benewah County ID
| ZIP | Area | Population | Trend |
|---|---|---|---|
| 83861 | Saint Maries | 6,581 | ▴ 3.5% |
| 83851 | Plummer | 1,828 | ▴ 8.1% |
| 83830 | Fernwood | 702 | ▾ -4.2% |
| 83824 | Desmet | 348 | — 0% |
| 83870 | Tensed | 325 | ▴ 4.2% |
| Download all zip code data | |||
Benewah County Zip Code populations and trends per most recent census data.
Benewah County Demographics
Benewah County has a median age of 46, which makes the county a little older than Idaho overall. About 22.1% of residents are under 18, while 23.5% 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 25.5% of the population, which points to a solid working-age base. About 19.8% of adults have a bachelor's degree or higher, above the statewide figure of 31.2%. The county is mostly White by population, though Hispanic, Asian, Black and multiracial residents are also part of the local mix.
Key Demographics for Benewah County ID
Median Age
46
Under 18
22.1%
Age 65+
23.5%
Bachelor's+
19.8%
Benewah County School Districts
Benewah County is served by 3 public school districts with 1,428 students enrolled in 2024. The largest districts on the county map are St. Maries Joint 41, Plummer-Worley Joint 44 and Kootenai Joint 274. Those three districts account for about 100% 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 Benewah County ID
| District | Enrollment | Share | Trend |
|---|---|---|---|
| St. Maries Joint School District 41 | 882 | 61.8% | ▾ -4.1% |
| Plummer-Worley Joint School District 44 | 333 | 23.3% | ▾ -7.2% |
| Kootenai Joint School District 274 | 213 | 14.9% | ▴ 4.9% |
| Download all school district data | |||
Benewah County school district enrollment and trends per most recent NCES reporting data.
Benewah County Housing & Real Estate
Benewah County has a median home value of $255,800 and a median gross rent of $853. 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 Idaho median, while rents come in below the state average. In March 2026, the median listing price was $518,000 and homes spent about 121 days on the market.
Benewah County Housing Mix
Benewah County housing mix: owner, renter and vacant units.
Benewah County Housing Trends
Benewah County median home value and rent trend (last 5 years).
Businesses in Benewah County, ID
Benewah County has 424 business listings across 193 categories. The largest categories in Benewah County business listings are Churches & Religious Organizations (18, 4.2%), Gas Stations (11, 2.6%), and Structure And Geography (8, 1.9%). The full Benewah County business listings dataset includes names, categories, addresses and contact details where available. Benewah County packages also include U.S. Census County Business Patterns data with establishment counts, employment and payroll by industry sector.
Top Business Categories in Benewah County, ID
| Category | Businesses | Share |
|---|---|---|
| Churches & Religious Organizations | 18 | 4.2% |
| Gas Stations | 11 | 2.6% |
| Structure And Geography | 8 | 1.9% |
| Public And Government Association | 8 | 1.9% |
| Lake | 8 | 1.9% |
| Bars & Nightlife | 7 | 1.7% |
| Tobacco Shop | 7 | 1.7% |
| Convenience Stores | 7 | 1.7% |
| Beauty Salons | 6 | 1.4% |
| Grocery Stores | 6 | 1.4% |
Benewah County Business Listings
| Business | Category | City |
|---|---|---|
| River Front Suites | Accommodation | St Maries |
| Leah's Accounting Solutions | Accountant | St Maries |
| Young Living St. Maries Lavender Farm and Distillery | Agriculture | St Maries |
| St. Maries Municipal Airport | Airport | Saint Maries |
| Cabin City Q | American Restaurants | St Maries |
| Benewah Humane Society | Animal Shelters | St Maries |
| Main St Bistro and Espresso | Antique Store | St Maries |
| Hidden Gem Resort | Arcade | St Maries |
| Wynn’s Custom Archery | Archery Shop | St Maries |
| Happys Place | Art Gallery | St Maries |
| Download Benewah County business listings | ||
Benewah County business listings sourced from Overture Maps. Includes locations with a high level of confidence.
Benewah County Basemaps
Benewah 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 Benewah County Data Package
This page shows a preview of what's included in the Benewah 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 Benewah County. These nearby pages include the same mix of county maps, demographic summaries, school district context, housing trends and package links.