Oliver County GIS Maps

Oliver 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.

Oliver County Parcels

Oliver County has 4,214 mapped parcels covering 464,008 acres. The median assessed value is $56,798. The median lot size is 156.12 acres. 3,512 parcels are 10 acres or larger. Agricultural accounts for 85.1% of parcels. Residential follows at 8.0% and exempt at 2.1%. The records carry 1,507 distinct owner names. About 8% of parcels list an owner mailing address outside North Dakota. Lot sizes are on nearly every parcel. Owner names reach 96.4%. Mailing addresses reach 96.3%. Browse the interactive Oliver County Parcel viewer here.

Oliver County Parcel Data Coverage

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

Oliver County Population

Oliver County had 1,877 residents in 2020. That was 1.7% higher than in 2010. Oliver County had 188 fewer people in 2020 than it did in 2000, which points to a long-term population decline. The county is fairly spread out, with about 3 people per square mile. One of the county's most populated postal areas is Center.

Population Trend in Oliver County ND

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

Oliver County Zip Codes

Oliver County has 1 zip codes. One of the county's most populated zip codes is Center (58530). Center is the largest zip by population, with about 1,268 residents or 68% of the county total. Together, the three largest zips account for about 68% of all county residents based on 2020 population estimates.

Most Populated Zip Codes in Oliver County ND

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

Oliver County Demographics

Oliver County has a median age of 46.1, which makes the county a little older than North Dakota overall. About 26.1% of residents are under 18, while 25.8% are 65 or older. That gives the county a fairly even mix of younger families and older adults. The largest age group is Under 18 at about 26.1% of the population, which suggests the county has a notable share of children and family households. About 20.5% of adults have a bachelor's degree or higher, above the statewide figure of 32.3%. The county is mostly White by population, though Hispanic, Asian, Black and multiracial residents are also part of the local mix.

Key Demographics for Oliver County ND

Oliver County School Districts

Oliver County is served by 6 public school districts with 2,482 students enrolled in 2024. The largest districts on the county map are Beulah Public 27, Hazen Public 3 and New Salem-Almont. Those three districts account for about 69% of public school enrollment in the map area. Total enrollment has grown modestly since 2017 across the districts shown on the county map.

Largest School Districts by Enrollment in Oliver County ND

Oliver County school district enrollment and trends per most recent NCES reporting data.

Oliver County Housing & Real Estate

Oliver County has a median home value of $217,000 and a median gross rent of $725. About 93% of occupied homes in the county are owner-occupied, so the local housing market leans heavily toward ownership. Home values run below the North Dakota median, while rents come in below the state average. In February 2026, the median listing price was $229,000 and homes spent about 77 days on the market.

Businesses in Oliver County, ND

Oliver County has 65 business listings across 54 categories. The largest categories in Oliver County business listings are Structure And Geography (3, 4.6%), Churches & Religious Organizations (3, 4.6%), and Contractors (2, 3.1%). The full Oliver County business listings dataset includes names, categories, addresses and contact details where available. Oliver County packages also include U.S. Census County Business Patterns data with establishment counts, employment and payroll by industry sector.

Top Business Categories in Oliver County, ND

Oliver County Business Listings

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

Oliver County Basemaps

Oliver 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 North Dakota — explore the full structure before you buy.