Oneida County GIS Maps
Oneida County, Wisconsin, has 37,845 residents across 58,355 parcels and covers 1,113.9 square miles. The population grew 5.1% between the 2010 and 2020 census. More residents moved in than left over that decade. The FIPS code for Oneida County is 55085.
Rhinelander is the county's largest population center. Oneida County also includes 8 zip codes, 6 public school districts and 41 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.
Oneida County Trends
- Population
- 37,845▴
- Median Home Value
- $227,500▴
- K-12 Enrollment
- 5,779▾
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.
Oneida 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.
Oneida County Parcels
Oneida County has 58,355 mapped parcels. The median assessed value is $117,000. The median lot size is 2.34 acres. 19,059 parcels are 10 acres or larger. The records carry 31,798 distinct owner names. Owner names and lot sizes are on nearly every parcel. Mailing addresses reach 97.8%. Site addresses reach 56.4%. Browse the interactive Oneida County Parcel viewer here.
Oneida County Parcel Data Coverage
| Field | Parcels | Coverage |
|---|---|---|
| Parcel ID | 58,355 | 100% |
| Owner name | 58,355 | 100% |
| Owner mailing address | 57,096 | 97.8% |
| Site address | 32,911 | 56.4% |
| Land use code | 46,246 | 79.2% |
| Land use description | 0 | 0% |
| Assessed value | 52,950 | 90.7% |
| Land value | 52,950 | 90.7% |
| Improvement value | 52,950 | 90.7% |
| Acreage | 58,348 | 99.9% |
| Parcel boundary | 58,355 | 100% |
| Download all Oneida County parcels. | ||
Field coverage measured across all Oneida County parcel records.
Oneida County Population
Oneida County had 37,845 residents in 2020. That was 5.1% higher than in 2010. Oneida County added 1,069 people between 2000 and 2020, which points to steady long-term growth. The county is fairly spread out, with about 34 people per square mile. Some of the county's most populated postal areas include Rhinelander, Minocqua and Three Lakes.
Population Trend in Oneida County WI
Oneida County Population per 2000, 2010 and 2020 census counts with a baseline 2030 projection.
Oneida County Zip Codes
Oneida County has 8 zip codes. Some of the county's most populated zip codes include Rhinelander (54501), Minocqua (54548) and Three Lakes (54562). Rhinelander is the largest zip by population, with about 20,591 residents or 54% of the county total. Together, the three largest zips account for about 74% of all county residents based on 2020 population estimates.
Most Populated Zip Codes in Oneida County WI
| ZIP | Area | Population | Trend |
|---|---|---|---|
| 54501 | Rhinelander | 20,591 | ▴ 2.9% |
| 54548 | Minocqua | 5,406 | ▴ 16.9% |
| 54562 | Three Lakes | 2,093 | ▴ 7.4% |
| 54539 | Lake Tomahawk | 1,525 | ▴ 10.3% |
| 54531 | Hazelhurst | 1,479 | ▴ 1.7% |
| Download all zip code data | |||
Oneida County Zip Code populations and trends per most recent census data.
Oneida County Demographics
Oneida County has a median age of 52.2, which makes the county a little older than Wisconsin overall. About 17% of residents are under 18, while 27.5% 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 27.5% of the population, which points to an older population profile. About 28.4% of adults have a bachelor's degree or higher, above the statewide figure of 32.8%. The county is mostly White by population, though Hispanic, Asian, Black and multiracial residents are also part of the local mix.
Key Demographics for Oneida County WI
Median Age
52.2
Under 18
17%
Age 65+
27.5%
Bachelor's+
28.4%
Oneida County School Districts
Oneida County is served by 6 public school districts with 5,779 students enrolled in 2024. The largest districts on the county map are Rhinelander, Northland Pines and Tomahawk. Those three districts account for about 81% 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 Oneida County WI
| District | Enrollment | Share | Trend |
|---|---|---|---|
| Rhinelander School District | 2,224 | 38.5% | ▴ 0.1% |
| Northland Pines School District | 1,342 | 23.2% | ▾ -1.9% |
| Tomahawk School District | 1,142 | 19.8% | — 0% |
| Three Lakes School District | 500 | 8.7% | ▾ -2.3% |
| Prentice School District | 328 | 5.7% | ▴ 4.1% |
| Download all school district data | |||
Oneida County school district enrollment and trends per most recent NCES reporting data.
Oneida County Housing & Real Estate
Oneida County has a median home value of $227,500 and a median gross rent of $868. About 84% of occupied homes in the county are owner-occupied, so the local housing market leans heavily toward ownership. Home values run below the Wisconsin median, while rents come in below the state average. In March 2026, the median listing price was $435,000 and homes spent about 103 days on the market.
Oneida County Housing Mix
Oneida County housing mix: owner, renter and vacant units.
Oneida County Housing Trends
Oneida County median home value and rent trend (last 5 years).
Businesses in Oneida County, WI
Oneida County has 2,880 business listings across 507 categories. The largest categories in Oneida County business listings are Lake (268, 9.3%), Bars & Nightlife (59, 2.0%), and Bar And Grill Restaurant (47, 1.6%). The full Oneida County business listings dataset includes names, categories, addresses and contact details where available. Oneida County packages also include U.S. Census County Business Patterns data with establishment counts, employment and payroll by industry sector.
Top Business Categories in Oneida County, WI
| Category | Businesses | Share |
|---|---|---|
| Lake | 268 | 9.3% |
| Bars & Nightlife | 59 | 2.0% |
| Bar And Grill Restaurant | 47 | 1.6% |
| Churches & Religious Organizations | 46 | 1.6% |
| Hotels | 43 | 1.5% |
| Real Estate Agents | 41 | 1.4% |
| Gas Stations | 35 | 1.2% |
| Campgrounds & RV Parks | 35 | 1.2% |
| Lodge | 35 | 1.2% |
| Building Supply Store | 34 | 1.2% |
Oneida County Business Listings
| Business | Category | City |
|---|---|---|
| Design Solutions Screen Printing | 3D Printing Service | Minocqua |
| Pier Lake Cabin | Accommodation | Minocqua |
| Advanced Accounting & Tax Service | Accountant | Rhinelander |
| Sportsman's Service Center | Active Life | Three Lakes |
| Seasons of Balance | Acupuncture | Minocqua |
| Ron Hallstrom Sports & Marine Inc | Adventure Sports Center | Woodruff |
| NRG Media Northwoods | Advertising Agency | Rhinelander |
| The Homestead Greenhouse | Agriculture | Three Lakes |
| Rhinelander - Oneida County Airport | Airport | Rhinelander |
| Theilman Home Improvements LLC | Altering And Remodeling Contractor | Rhinelander |
| Download Oneida County business listings | ||
Oneida County business listings sourced from Overture Maps. Includes locations with a high level of confidence.
Oneida County Basemaps
Oneida 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 Oneida County Data Package
This page shows a preview of what's included in the Oneida 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 Oneida County. These nearby pages include the same mix of county maps, demographic summaries, school district context, housing trends and package links.