Allamakee County GIS Maps
Allamakee County, Iowa, has 14,061 residents across 13,686 parcels and covers 639 square miles. The population declined 1.9% between the 2010 and 2020 census. More residents left than arrived over that decade. The FIPS code for Allamakee County is 19005.
Waukon is the county's largest population center. Allamakee County also includes 8 zip codes, 4 public school districts and 37 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.
Allamakee County Trends
- Population
- 14,061▾
- Median Home Value
- $171,900▴
- K-12 Enrollment
- 3,062▾
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.
Allamakee 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.
Allamakee County Parcels
Allamakee County has 13,686 mapped parcels covering 412,034 acres. The median assessed value is $125,800. The median lot size is 14.59 acres. 5,036 parcels are 10 acres or larger. The records carry 8,235 distinct owner names. Owner names and assessed values are on nearly every parcel. Site addresses reach 75.5%. Lot sizes reach 66.9%. Browse the interactive Allamakee County Parcel viewer here.
Allamakee County Parcel Data Coverage
| Field | Parcels | Coverage |
|---|---|---|
| Parcel ID | 13,685 | 100% |
| Owner name | 13,676 | 99.9% |
| Owner mailing address | 0 | 0% |
| Site address | 10,329 | 75.5% |
| Land use code | 0 | 0% |
| Land use description | 0 | 0% |
| Assessed value | 13,527 | 98.8% |
| Land value | 0 | 0% |
| Improvement value | 0 | 0% |
| Acreage | 9,160 | 66.9% |
| Parcel boundary | 13,685 | 100% |
| Download all Allamakee County parcels. | ||
Field coverage measured across all Allamakee County parcel records.
Allamakee County Population
Allamakee County had 14,061 residents in 2020. That was 1.9% lower than in 2010. Allamakee County had 614 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 22 people per square mile. Some of the county's most populated postal areas include Waukon, Postville and Monona.
Population Trend in Allamakee County IA
Allamakee County Population per 2000, 2010 and 2020 census counts with a baseline 2030 projection.
Allamakee County Zip Codes
Allamakee County has 8 zip codes. Some of the county's most populated zip codes include Waukon (52172), Postville (52162) and Monona (52159). Waukon is the largest zip by population, with about 6,097 residents or 43% of the county total. Together, the three largest zips account for about 84% of all county residents based on 2020 population estimates.
Most Populated Zip Codes in Allamakee County IA
| ZIP | Area | Population | Trend |
|---|---|---|---|
| 52172 | Waukon | 6,097 | ▾ -3.3% |
| 52162 | Postville | 3,481 | ▴ 6% |
| 52159 | Monona | 2,232 | ▾ -4.2% |
| 52151 | Lansing | 2,057 | ▾ -3.8% |
| 52146 | Harpers Ferry | 867 | ▾ -16.6% |
| Download all zip code data | |||
Allamakee County Zip Code populations and trends per most recent census data.
Allamakee County Demographics
Allamakee County has a median age of 43.1, which makes the county a little older than Iowa overall. About 24.1% of residents are under 18, while 22.7% 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 25.9% of the population, which points to a solid working-age base. About 19.9% 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 Allamakee County IA
Median Age
43.1
Under 18
24.1%
Age 65+
22.7%
Bachelor's+
19.9%
Allamakee County School Districts
Allamakee County is served by 4 public school districts with 3,062 students enrolled in 2024. The largest districts on the county map are Allamakee Community, MFL MarMac Community and Postville Community. Those three districts account for about 90% of public school enrollment in the map area. Total enrollment has stayed fairly steady in recent years, based on district totals from 2017 to 2024.
Largest School Districts by Enrollment in Allamakee County IA
| District | Enrollment | Share | Trend |
|---|---|---|---|
| Allamakee Community School District | 1,137 | 37.1% | ▾ -1.2% |
| MFL MarMac Community School District | 879 | 28.7% | ▾ -1.3% |
| Postville Community School District | 737 | 24.1% | ▾ -0.3% |
| Eastern Allamakee Community School District | 309 | 10.1% | ▴ 5.5% |
| Download all school district data | |||
Allamakee County school district enrollment and trends per most recent NCES reporting data.
Allamakee County Housing & Real Estate
Allamakee County has a median home value of $171,900 and a median gross rent of $717. About 79% 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 $326,225 and homes spent about 147 days on the market.
Allamakee County Housing Mix
Allamakee County housing mix: owner, renter and vacant units.
Allamakee County Housing Trends
Allamakee County median home value and rent trend (last 5 years).
Businesses in Allamakee County, IA
Allamakee County has 738 business listings across 277 categories. The largest categories in Allamakee County business listings are Churches & Religious Organizations (32, 4.3%), Auto Repair (19, 2.6%), and Landmark And Historical Building (14, 1.9%). The full Allamakee County business listings dataset includes names, categories, addresses and contact details where available. Allamakee County packages also include U.S. Census County Business Patterns data with establishment counts, employment and payroll by industry sector.
Top Business Categories in Allamakee County, IA
| Category | Businesses | Share |
|---|---|---|
| Churches & Religious Organizations | 32 | 4.3% |
| Auto Repair | 19 | 2.6% |
| Landmark And Historical Building | 14 | 1.9% |
| Beauty Salons | 14 | 1.9% |
| Building Supply Store | 12 | 1.6% |
| Convenience Stores | 11 | 1.5% |
| Campgrounds & RV Parks | 10 | 1.4% |
| Bars & Nightlife | 10 | 1.4% |
| Insurance Agencies | 9 | 1.2% |
| River | 8 | 1.1% |
Allamakee County Business Listings
| Business | Category | City |
|---|---|---|
| River's Edge Retreat | Accommodation | Lansing |
| Waukon Feed Ranch | Agricultural Cooperatives | Waukon |
| Dee Implement | Agricultural Service | Waukon |
| Reiser Implement | Agriculture | Waukon |
| Dan White Builder Remodeling | Altering And Remodeling Contractor | Postville |
| Lansing Ambulance Services | Ambulance And Ems Services | Lansing |
| S&D Cafe | American Restaurants | Waukon |
| Silhouette Antiques | Antique Store | Harpers Ferry |
| Good Samaritan Society - Grand Meadows Glen | Apartments | Postville |
| Golf View Quilting | Appliance Repair Service | Waukon |
| Download Allamakee County business listings | ||
Allamakee County business listings sourced from Overture Maps. Includes locations with a high level of confidence.
Allamakee County Basemaps
Allamakee 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 Allamakee County Data Package
This page shows a preview of what's included in the Allamakee 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 Allamakee County. These nearby pages include the same mix of county maps, demographic summaries, school district context, housing trends and package links.