Nez Perce County GIS Maps
Nez Perce County, Idaho, has 42,090 residents across 25,317 parcels and covers 848.3 square miles. The population grew 7.2% between the 2010 and 2020 census. More residents moved in than left over that decade. The FIPS code for Nez Perce County is 16069.
Lewiston is the county's largest population center. Nez Perce County also includes 8 zip codes, 7 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.
Nez Perce County Trends
- Population
- 42,090▴
- Median Home Value
- $291,300▴
- K-12 Enrollment
- 6,870▾
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.
Nez Perce 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.
Nez Perce County Parcels
Nez Perce County has 25,317 mapped parcels covering 538,696 acres. The median assessed value is $246,306. The median lot size is 0.40 acres. 5,012 parcels are 10 acres or larger. The records carry 15,257 distinct owner names. About 9% of parcels list an owner mailing address outside Idaho. Owner names, assessed values and lot sizes are on nearly every parcel. Mailing addresses reach 97.4%. Site addresses reach 63.1%. Browse the interactive Nez Perce County Parcel viewer here.
Nez Perce County Parcel Data Coverage
| Field | Parcels | Coverage |
|---|---|---|
| Parcel ID | 25,315 | 100% |
| Owner name | 25,154 | 99.4% |
| Owner mailing address | 24,665 | 97.4% |
| Site address | 15,978 | 63.1% |
| Land use code | 0 | 0% |
| Land use description | 0 | 0% |
| Assessed value | 25,123 | 99.2% |
| Land value | 0 | 0% |
| Improvement value | 0 | 0% |
| Acreage | 25,123 | 99.2% |
| Parcel boundary | 25,315 | 100% |
| Download all Nez Perce County parcels. | ||
Field coverage measured across all Nez Perce County parcel records.
Nez Perce County Population
Nez Perce County had 42,090 residents in 2020. That was 7.2% higher than in 2010. Nez Perce County added 4,680 people between 2000 and 2020, which points to steady long-term growth. The county is fairly spread out, with about 50 people per square mile. Some of the county's most populated postal areas include Lewiston, Lapwai and Juliaetta.
Population Trend in Nez Perce County ID
Nez Perce County Population per 2000, 2010 and 2020 census counts with a baseline 2030 projection.
Nez Perce County Zip Codes
Nez Perce County has 8 zip codes. Some of the county's most populated zip codes include Lewiston (83501), Lapwai (83540) and Juliaetta (83535). Lewiston is the largest zip by population, with about 36,793 residents or 87% 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 Nez Perce County ID
| ZIP | Area | Population | Trend |
|---|---|---|---|
| 83501 | Lewiston | 36,793 | ▴ 7.5% |
| 83540 | Lapwai | 2,329 | ▴ 6.3% |
| 83535 | Juliaetta | 1,167 | ▴ 7.2% |
| 83541 | Lenore | 1,161 | ▴ 7.9% |
| 83524 | Culdesac | 1,002 | ▴ 1.3% |
| Download all zip code data | |||
Nez Perce County Zip Code populations and trends per most recent census data.
Nez Perce County Demographics
Nez Perce County has a median age of 40.9, which makes the county a little older than Idaho overall. About 21.4% of residents are under 18, while 20.6% 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 29.7% of the population, which points to a solid working-age base. About 26.8% 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 Nez Perce County ID
Median Age
40.9
Under 18
21.4%
Age 65+
20.6%
Bachelor's+
26.8%
Nez Perce County School Districts
Nez Perce County is served by 7 public school districts with 6,870 students enrolled in 2024. The largest districts on the county map are Lewiston Independent 340, Orofino Joint 171 and Lapwai 341. 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 Nez Perce County ID
| District | Enrollment | Share | Trend |
|---|---|---|---|
| Lewiston Independent School District 340 | 4,479 | 65.2% | ▾ -1.6% |
| Orofino Joint School District 171 | 1,090 | 15.9% | ▾ -0.7% |
| Lapwai School District 341 | 478 | 7% | ▾ -6.8% |
| Genesee Joint School District 282 | 288 | 4.2% | ▾ -1.7% |
| Kendrick Joint School District 283 | 267 | 3.9% | ▾ -7% |
| Download all school district data | |||
Nez Perce County school district enrollment and trends per most recent NCES reporting data.
Nez Perce County Housing & Real Estate
Nez Perce County has a median home value of $291,300 and a median gross rent of $936. About 72% 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 $439,000 and homes spent about 61 days on the market.
Nez Perce County Housing Mix
Nez Perce County housing mix: owner, renter and vacant units.
Nez Perce County Housing Trends
Nez Perce County median home value and rent trend (last 5 years).
Businesses in Nez Perce County, ID
Nez Perce County has 2,162 business listings across 532 categories. The largest categories in Nez Perce County business listings are Real Estate Agents (47, 2.2%), Churches & Religious Organizations (41, 1.9%), and Beauty Salons (39, 1.8%). The full Nez Perce County business listings dataset includes names, categories, addresses and contact details where available. Nez Perce County packages also include U.S. Census County Business Patterns data with establishment counts, employment and payroll by industry sector.
Top Business Categories in Nez Perce County, ID
| Category | Businesses | Share |
|---|---|---|
| Real Estate Agents | 47 | 2.2% |
| Churches & Religious Organizations | 41 | 1.9% |
| Beauty Salons | 39 | 1.8% |
| Medical Offices | 37 | 1.7% |
| Contractors | 30 | 1.4% |
| Gas Stations | 27 | 1.2% |
| Community & Nonprofits | 26 | 1.2% |
| Insurance Agencies | 26 | 1.2% |
| Landmark And Historical Building | 25 | 1.2% |
| Professional Services | 23 | 1.1% |
Nez Perce County Business Listings
| Business | Category | City |
|---|---|---|
| Tullamore Senior Apartments | Accommodation | Lewiston |
| Battles And Ells Pa | Accountant | Lewiston |
| Rocky Ranch Tack and Iron | Active Life | Lewiston |
| Clearwater Chiropractic & Acupuncture | Acupuncture | Lewiston |
| Barker River Expeditions | Adventure Sports Center | Lenore |
| Today's Mail | Advertising Agency | Lewiston |
| CHS Primeland | Agricultural Cooperatives | Lewiston |
| Agpro | Agricultural Service | Lewiston |
| Lewiston-Nez Perce County Regional Airport | Airport | Lewiston |
| Summer Run Shuttles | Airport Shuttles | Peck |
| Download Nez Perce County business listings | ||
Nez Perce County business listings sourced from Overture Maps. Includes locations with a high level of confidence.
Nez Perce County Basemaps
Nez Perce 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 Nez Perce County Data Package
This page shows a preview of what's included in the Nez Perce 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 Nez Perce County. These nearby pages include the same mix of county maps, demographic summaries, school district context, housing trends and package links.