Asotin County GIS Maps
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Asotin County, Washington, has 22,285 residents across 13,612 parcels and covers 636.1 square miles. The population grew 3.1% between the 2010 and 2020 census. More residents moved in than left over that decade. The FIPS code for Asotin County is 53003.
Clarkston is the county's largest population center. Asotin County also includes 3 zip codes, 2 public school districts and 7 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.
Asotin County Trends
- Population
- 22,285▴
- Median Home Value
- $286,200▴
- K-12 Enrollment
- 3,152▾
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.
Asotin 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.
Asotin County Parcels
Asotin County has 13,612 mapped parcels covering 416,120 acres. The median assessed value is $187,450. Site addresses are on nearly every parcel. Assessed values reach 95.8%. Browse the interactive Asotin County Parcel viewer here.
Asotin County Parcel Data Coverage
| Field | Parcels | Coverage |
|---|---|---|
| Parcel ID | 13,612 | 100% |
| Owner name | 0 | 0% |
| Owner mailing address | 0 | 0% |
| Site address | 13,542 | 99.5% |
| Land use code | 13,542 | 99.5% |
| Land use description | 0 | 0% |
| Assessed value | 13,047 | 95.8% |
| Land value | 13,542 | 99.5% |
| Improvement value | 13,542 | 99.5% |
| Acreage | 0 | 0% |
| Parcel boundary | 13,612 | 100% |
| Download all Asotin County parcels. | ||
Field coverage measured across all Asotin County parcel records.
Asotin County Population
Asotin County had 22,285 residents in 2020. That was 3.1% higher than in 2010. Asotin County added 1,734 people between 2000 and 2020, which points to steady long-term growth. The county is fairly spread out, with about 35 people per square mile. Some of the county's most populated postal areas include Clarkston, Asotin and Anatone.
Population Trend in Asotin County WA
Asotin County Population per 2000, 2010 and 2020 census counts with a baseline 2030 projection.
Asotin County Zip Codes
Asotin County has 3 zip codes. Some of the county's most populated zip codes include Clarkston (99403), Asotin (99402) and Anatone (99401). Clarkston is the largest zip by population, with about 20,224 residents or 91% of the county total. Together, the three largest zips account for about 100% of all county residents based on 2020 population estimates.
Most Populated Zip Codes in Asotin County WA
| ZIP | Area | Population | Trend |
|---|---|---|---|
| 99403 | Clarkston | 20,224 | ▴ 3.5% |
| 99402 | Asotin | 1,814 | ▾ -3.3% |
| 99401 | Anatone | 286 | ▴ 4.8% |
| Download all zip code data | |||
Asotin County Zip Code populations and trends per most recent census data.
Asotin County Demographics
Asotin County has a median age of 45.5, which makes the county a little older than Washington overall. About 19.6% of residents are under 18, while 24.6% 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 27.7% of the population, which points to a solid working-age base. About 24.3% of adults have a bachelor's degree or higher, above the statewide figure of 38.8%. The county is mostly White by population, though Hispanic, Asian, Black and multiracial residents are also part of the local mix.
Key Demographics for Asotin County WA
Median Age
45.5
Under 18
19.6%
Age 65+
24.6%
Bachelor's+
24.3%
Asotin County School Districts
Asotin County is served by 2 public school districts with 3,152 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 stayed fairly steady in recent years, but it is slightly lower than it was in 2017.
Largest School Districts by Enrollment in Asotin County WA
| District | Enrollment | Share | Trend |
|---|---|---|---|
| Clarkston School District | 2,495 | 79.2% | ▾ -2.1% |
| Asotin-Anatone School District | 657 | 20.8% | ▴ 3.8% |
| Download all school district data | |||
Asotin County school district enrollment and trends per most recent NCES reporting data.
Asotin County Housing & Real Estate
Asotin County has a median home value of $286,200 and a median gross rent of $994. About 74% of occupied homes in the county are owner-occupied, so the local housing market leans heavily toward ownership. Home values run below the Washington median, while rents come in below the state average. In March 2026, the median listing price was $446,748 and homes spent about 59 days on the market.
Asotin County Housing Mix
Asotin County housing mix: owner, renter and vacant units.
Asotin County Housing Trends
Asotin County median home value and rent trend (last 5 years).
Businesses in Asotin County, WA
Asotin County has 741 business listings across 324 categories. The largest categories in Asotin County business listings are Churches & Religious Organizations (22, 3.0%), Medical Offices (15, 2.0%), and Parks & Recreation (14, 1.9%). The full Asotin County business listings dataset includes names, categories, addresses and contact details where available. Asotin County packages also include U.S. Census County Business Patterns data with establishment counts, employment and payroll by industry sector.
Top Business Categories in Asotin County, WA
| Category | Businesses | Share |
|---|---|---|
| Churches & Religious Organizations | 22 | 3.0% |
| Medical Offices | 15 | 2.0% |
| Parks & Recreation | 14 | 1.9% |
| ATMs | 13 | 1.8% |
| Auto Repair | 12 | 1.6% |
| Banks & Credit Unions | 12 | 1.6% |
| Medical Center | 10 | 1.3% |
| Restaurants | 9 | 1.2% |
| Beauty Salons | 9 | 1.2% |
| Coffee Shops | 9 | 1.2% |
Asotin County Business Listings
| Business | Category | City |
|---|---|---|
| Lincoln Estate | Accommodation | Clarkston |
| Quail Ridge Golf Course | Active Life | Clarkston |
| Yorecraft Company | Advertising Agency | Clarkston |
| Grassland West | Agricultural Service | Clarkston |
| Allergy And Asthma Tri-State Clinic | Allergist | Clarkston |
| Fortney Construction Inc | Altering And Remodeling Contractor | Clarkston |
| Rescue 1 | Ambulance And Ems Services | Clarkston |
| Roosters Waterfront Restaurant | American Restaurants | Clarkston |
| Talmadge C. Caviness, M.D. | Anesthesiologist | Clarkston |
| River Chicks Antiques and Knicks | Antique Store | Clarkston |
| Download Asotin County business listings | ||
Asotin County business listings sourced from Overture Maps. Includes locations with a high level of confidence.
Asotin County Basemaps
Asotin 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 Asotin County Data Package
This page shows a preview of what's included in the Asotin 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 Asotin County. These nearby pages include the same mix of county maps, demographic summaries, school district context, housing trends and package links.