Fayette County GIS Maps
Fayette County, Iowa, has 19,509 residents across 17,025 parcels and covers 730.8 square miles. The population declined 6.6% between the 2010 and 2020 census. More residents left than arrived over that decade. The FIPS code for Fayette County is 19065.
Oelwein is the county's largest population center. Fayette County also includes 15 zip codes, 8 public school districts and 43 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.
Fayette County Trends
- Population
- 19,509▾
- Median Home Value
- $130,800▴
- K-12 Enrollment
- 5,768▾
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.
Fayette 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.
Fayette County Parcels
Fayette County has 17,025 mapped parcels covering 463,733 acres. The median assessed value is $108,200. The median lot size is 18.62 acres. 5,793 parcels are 10 acres or larger. The records carry 10,142 distinct owner names. Owner names and assessed values are on nearly every parcel. Site addresses reach 62.6%. Lot sizes reach 60.5%. Browse the interactive Fayette County Parcel viewer here.
Fayette County Parcel Data Coverage
| Field | Parcels | Coverage |
|---|---|---|
| Parcel ID | 17,025 | 100% |
| Owner name | 16,999 | 99.8% |
| Owner mailing address | 0 | 0% |
| Site address | 10,651 | 62.6% |
| Land use code | 0 | 0% |
| Land use description | 0 | 0% |
| Assessed value | 16,965 | 99.6% |
| Land value | 0 | 0% |
| Improvement value | 0 | 0% |
| Acreage | 10,304 | 60.5% |
| Parcel boundary | 17,025 | 100% |
| Download all Fayette County parcels. | ||
Field coverage measured across all Fayette County parcel records.
Fayette County Population
Fayette County had 19,509 residents in 2020. That was 6.6% lower than in 2010. Fayette County had 2,499 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 27 people per square mile. Some of the county's most populated postal areas include Oelwein, West Union and Fayette.
Population Trend in Fayette County IA
Fayette County Population per 2000, 2010 and 2020 census counts with a baseline 2030 projection.
Fayette County Zip Codes
Fayette County has 15 zip codes. Some of the county's most populated zip codes include Oelwein (50662), West Union (52175) and Fayette (52142). Oelwein is the largest zip by population, with about 6,693 residents or 34% of the county total. Together, the three largest zips account for about 61% of all county residents based on 2020 population estimates.
Most Populated Zip Codes in Fayette County IA
| ZIP | Area | Population | Trend |
|---|---|---|---|
| 50662 | Oelwein | 6,693 | ▾ -7.5% |
| 52175 | West Union | 3,412 | ▾ -2.3% |
| 52142 | Fayette | 1,797 | ▾ -4% |
| 52141 | Elgin | 1,386 | ▾ -3.4% |
| 52147 | Hawkeye | 947 | ▾ -9.8% |
| Download all zip code data | |||
Fayette County Zip Code populations and trends per most recent census data.
Fayette County Demographics
Fayette County has a median age of 43.7, which makes the county a little older than Iowa overall. About 21.4% of residents are under 18, while 22.1% 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 26.2% of the population, which points to a solid working-age base. About 18.2% of adults have a bachelor's degree or higher, above the statewide figure of 30.9%. The county is mostly White by population, though Hispanic, Asian, Black and multiracial residents are also part of the local mix.
Key Demographics for Fayette County IA
Median Age
43.7
Under 18
21.4%
Age 65+
22.1%
Bachelor's+
18.2%
Fayette County School Districts
Fayette County is served by 8 public school districts with 5,768 students enrolled in 2024. The largest districts on the county map are Oelwein Community, North Fayette Valley Community and Sumner-Fredericksburg Community. Those three districts account for about 55% 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 Fayette County IA
| District | Enrollment | Share | Trend |
|---|---|---|---|
| Oelwein Community School District | 1,326 | 23% | ▾ -1.7% |
| North Fayette Valley Community School District | 1,032 | 17.9% | ▾ -0.6% |
| Sumner-Fredericksburg Community School District | 789 | 13.7% | ▾ -1.9% |
| Postville Community School District | 737 | 12.8% | ▾ -0.3% |
| Wapsie Valley Community School District | 637 | 11% | ▾ -4.6% |
| Download all school district data | |||
Fayette County school district enrollment and trends per most recent NCES reporting data.
Fayette County Housing & Real Estate
Fayette County has a median home value of $130,800 and a median gross rent of $813. About 77% of occupied homes in the county are owner-occupied, so the local housing market leans heavily toward ownership. Home values run below the Iowa median, while rents come in below the state average. In March 2026, the median listing price was $139,950 and homes spent about 114 days on the market.
Fayette County Housing Mix
Fayette County housing mix: owner, renter and vacant units.
Fayette County Housing Trends
Fayette County median home value and rent trend (last 5 years).
Businesses in Fayette County, IA
Fayette County has 1,030 business listings across 333 categories. The largest categories in Fayette County business listings are Churches & Religious Organizations (42, 4.1%), Parks & Recreation (23, 2.2%), and Auto Repair (20, 1.9%). The full Fayette County business listings dataset includes names, categories, addresses and contact details where available. Fayette County packages also include U.S. Census County Business Patterns data with establishment counts, employment and payroll by industry sector.
Top Business Categories in Fayette County, IA
| Category | Businesses | Share |
|---|---|---|
| Churches & Religious Organizations | 42 | 4.1% |
| Parks & Recreation | 23 | 2.2% |
| Auto Repair | 20 | 1.9% |
| Insurance Agencies | 20 | 1.9% |
| Campgrounds & RV Parks | 15 | 1.5% |
| Convenience Stores | 13 | 1.3% |
| Libraries | 13 | 1.3% |
| Hospitals | 13 | 1.3% |
| Agricultural Service | 12 | 1.2% |
| Fire Departments | 11 | 1.1% |
Fayette County Business Listings
| Business | Category | City |
|---|---|---|
| Otter Creek Cottages | Accommodation | Oelwein |
| Hilgerson Tax Service | Accountant | Elgin |
| Abernathy Chiropractic Clinic | Acupuncture | West Union |
| Viafield | Agricultural Cooperatives | Randalia |
| My Yield | Agricultural Service | Oelwein |
| Red Rock Farms & Ruff House | Agriculture | Oelwein |
| Oelwein Municipal Airport | Airport | Oelwein |
| Fayette Ambulance Service | Ambulance And Ems Services | Fayette |
| Eischeid Stadium | American Football Field | Fayette |
| Barrel Drive In | American Restaurants | West Union |
| Download Fayette County business listings | ||
Fayette County business listings sourced from Overture Maps. Includes locations with a high level of confidence.
Fayette County Basemaps
Fayette 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 Fayette County Data Package
This page shows a preview of what's included in the Fayette 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 Fayette County. These nearby pages include the same mix of county maps, demographic summaries, school district context, housing trends and package links.