Ottawa County GIS Maps
Ottawa County, Oklahoma, has 30,285 residents and covers 470.8 square miles. The population declined 4.9% between the 2010 and 2020 census. More residents left than arrived over that decade. The FIPS code for Ottawa County is 40115.
Miami is the county's largest population center. Ottawa County also includes 7 zip codes, 7 public school districts and 17 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.
Ottawa County Trends
- Population
- 30,285▾
- Median Home Value
- $114,300▴
- K-12 Enrollment
- 5,549▾
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.
Ottawa 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.
Ottawa County Population
Ottawa County had 30,285 residents in 2020. That was 4.9% lower than in 2010. Ottawa County had 2,909 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 64 people per square mile. Some of the county's most populated postal areas include Miami, Wyandotte and Fairland.
Population Trend in Ottawa County OK
Ottawa County Population per 2000, 2010 and 2020 census counts with a baseline 2030 projection.
Ottawa County Zip Codes
Ottawa County has 7 zip codes. Some of the county's most populated zip codes include Miami (74354), Wyandotte (74370) and Fairland (74343). Miami is the largest zip by population, with about 17,281 residents or 57% of the county total. Together, the three largest zips account for about 79% of all county residents based on 2020 population estimates.
Most Populated Zip Codes in Ottawa County OK
| ZIP | Area | Population | Trend |
|---|---|---|---|
| 74354 | Miami | 17,281 | ▾ -4.7% |
| 74370 | Wyandotte | 3,617 | ▴ 2.3% |
| 74343 | Fairland | 2,999 | ▾ -3.3% |
| 74363 | Quapaw | 2,715 | ▾ -6.1% |
| 74339 | Commerce | 2,296 | ▾ -11.9% |
| Download all zip code data | |||
Ottawa County Zip Code populations and trends per most recent census data.
Ottawa County Demographics
Ottawa County has a median age of 37.3, which is close to the Oklahoma average. About 25.3% of residents are under 18, while 18.1% 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 28.6% of the population, which points to a solid working-age base. About 15% of adults have a bachelor's degree or higher, above the statewide figure of 27.8%. The county is majority White by population, with Hispanic, Asian, Black and multiracial residents making up a meaningful share of the local mix.
Key Demographics for Ottawa County OK
Median Age
37.3
Under 18
25.3%
Age 65+
18.1%
Bachelor's+
15%
Ottawa County School Districts
Ottawa County is served by 7 public school districts with 5,549 students enrolled in 2024. The largest districts on the county map are Miami Public Schools, Wyandotte Public Schools and Commerce Public Schools. Those three districts account for about 67% 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 Ottawa County OK
| District | Enrollment | Share | Trend |
|---|---|---|---|
| Miami Public Schools | 1,997 | 36% | ▾ -6.2% |
| Wyandotte Public Schools | 866 | 15.6% | ▴ 8.5% |
| Commerce Public Schools | 837 | 15.1% | ▾ -6.2% |
| Quapaw Public Schools | 594 | 10.7% | ▾ -1% |
| Fairland Public Schools | 551 | 9.9% | ▾ -1.3% |
| Download all school district data | |||
Ottawa County school district enrollment and trends per most recent NCES reporting data.
Ottawa County Housing & Real Estate
Ottawa County has a median home value of $114,300 and a median gross rent of $764. About 67% of occupied homes in the county are owner-occupied, so the local housing market leans heavily toward ownership. Home values run below the Oklahoma median, while rents come in below the state average. In March 2026, the median listing price was $197,325 and homes spent about 73 days on the market.
Ottawa County Housing Mix
Ottawa County housing mix: owner, renter and vacant units.
Ottawa County Housing Trends
Ottawa County median home value and rent trend (last 5 years).
Businesses in Ottawa County, OK
Ottawa County has 1,393 business listings across 399 categories. The largest categories in Ottawa County business listings are Churches & Religious Organizations (63, 4.5%), Gas Stations (24, 1.7%), and Public And Government Association (22, 1.6%). The full Ottawa County business listings dataset includes names, categories, addresses and contact details where available. Ottawa County packages also include U.S. Census County Business Patterns data with establishment counts, employment and payroll by industry sector.
Top Business Categories in Ottawa County, OK
| Category | Businesses | Share |
|---|---|---|
| Churches & Religious Organizations | 63 | 4.5% |
| Gas Stations | 24 | 1.7% |
| Public And Government Association | 22 | 1.6% |
| Auto Repair | 21 | 1.5% |
| Convenience Stores | 20 | 1.4% |
| Medical Offices | 17 | 1.2% |
| Insurance Agencies | 17 | 1.2% |
| Casinos | 17 | 1.2% |
| Baptist Church | 17 | 1.2% |
| Pizza Restaurants | 16 | 1.1% |
Ottawa County Business Listings
| Business | Category | City |
|---|---|---|
| Northeastern Oklahoma Council on Alcoholism | Abuse And Addiction Treatment | Commerce |
| Council Cove | Accommodation | Wyandotte |
| Jonathan Duboise CPA | Accountant | Commerce |
| Bearskin Wellness Center | Active Life | Wyandotte |
| The Body Shop Joint | Adult Entertainment | Miami |
| Catalyst Marketing | Advertising Agency | Miami |
| Premiere Auctions | Agricultural Service | Miami |
| Mid-West Fertilizer | Agriculture | Miami |
| Old 66 Strip (70OK) | Airport | Miami |
| Elevate Holistics | Alternative Medicine | Miami |
| Download Ottawa County business listings | ||
Ottawa County business listings sourced from Overture Maps. Includes locations with a high level of confidence.
Ottawa County Basemaps
Ottawa 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 Ottawa County Data Package
This page shows a preview of what's included in the Ottawa 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 Ottawa County. These nearby pages include the same mix of county maps, demographic summaries, school district context, housing trends and package links.