Hancock County GIS Maps
Hancock County, Iowa, has 10,795 residents across 15,888 parcels and covers 571 square miles. The population declined 4.8% between the 2010 and 2020 census. More residents left than arrived over that decade. The FIPS code for Hancock County is 19081.
Forest City is the county's largest population center. Hancock County also includes 9 zip codes, 6 public school districts and 32 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.
Hancock County Trends
- Population
- 10,795▾
- Median Home Value
- $129,300▴
- K-12 Enrollment
- 5,624▾
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.
Hancock 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.
Hancock County Parcels
Hancock County has 15,888 mapped parcels covering 331,544 acres. Agricultural land accounts for 60.6% of parcels. Residential follows at 26.8% and commercial at 7.5%. The records carry 6,558 distinct owner names. Owner names are on nearly every parcel. Browse the interactive Hancock County Parcel viewer here.
Hancock County Parcel Data Coverage
| Field | Parcels | Coverage |
|---|---|---|
| Parcel ID | 15,888 | 100% |
| Owner name | 15,849 | 99.8% |
| Owner mailing address | 0 | 0% |
| Site address | 6,281 | 39.5% |
| Land use code | 0 | 0% |
| Land use description | 15,851 | 99.8% |
| Assessed value | 0 | 0% |
| Land value | 0 | 0% |
| Improvement value | 0 | 0% |
| Acreage | 0 | 0% |
| Parcel boundary | 15,888 | 100% |
| Download all Hancock County parcels. | ||
Field coverage measured across all Hancock County parcel records.
Hancock County Population
Hancock County had 10,795 residents in 2020. That was 4.8% lower than in 2010. Hancock County had 1,305 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 19 people per square mile. Some of the county's most populated postal areas include Garner, Britt and Kanawha.
Population Trend in Hancock County IA
Hancock County Population per 2000, 2010 and 2020 census counts with a baseline 2030 projection.
Hancock County Zip Codes
Hancock County has 9 zip codes. Some of the county's most populated zip codes include Garner (50438), Britt (50423) and Kanawha (50447). Garner is the largest zip by population, with about 4,033 residents or 37% of the county total. Together, the three largest zips account for about 73% of all county residents based on 2020 population estimates.
Most Populated Zip Codes in Hancock County IA
| ZIP | Area | Population | Trend |
|---|---|---|---|
| 50438 | Garner | 4,033 | ▾ -3% |
| 50423 | Britt | 2,806 | ▾ -5.7% |
| 50447 | Kanawha | 1,047 | ▾ -3.1% |
| 50449 | Klemme | 666 | ▾ -8% |
| 50430 | Corwith | 425 | ▾ -18% |
| Download all zip code data | |||
Hancock County Zip Code populations and trends per most recent census data.
Hancock County Demographics
Hancock County has a median age of 44.6, which makes the county a little older than Iowa overall. About 21.3% of residents are under 18, while 23.9% 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 28.1% of the population, which points to a solid working-age base. About 21.4% 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 Hancock County IA
Median Age
44.6
Under 18
21.3%
Age 65+
23.9%
Bachelor's+
21.4%
Hancock County School Districts
Hancock County is served by 6 public school districts with 5,624 students enrolled in 2024. The largest districts on the county map are Algona Community, Forest City Community and Garner-Hayfield-Ventura Community. Those three districts account for about 64% 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 Hancock County IA
| District | Enrollment | Share | Trend |
|---|---|---|---|
| Algona Community School District | 1,583 | 28.1% | ▴ 1.5% |
| Forest City Community School District | 1,082 | 19.2% | ▾ -2.9% |
| Garner-Hayfield-Ventura Community School District | 931 | 16.6% | ▴ 0.6% |
| West Fork Community School District | 740 | 13.2% | ▾ -2.6% |
| Belmond-Klemme Community School District | 659 | 11.7% | ▾ -4.4% |
| Download all school district data | |||
Hancock County school district enrollment and trends per most recent NCES reporting data.
Hancock County Housing & Real Estate
Hancock County has a median home value of $129,300 and a median gross rent of $784. About 82% 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 $223,500 and homes spent about 64 days on the market.
Hancock County Housing Mix
Hancock County housing mix: owner, renter and vacant units.
Hancock County Housing Trends
Hancock County median home value and rent trend (last 5 years).
Businesses in Hancock County, IA
Hancock County has 518 business listings across 222 categories. The largest categories in Hancock County business listings are Churches & Religious Organizations (32, 6.2%), Freight And Cargo Service (11, 2.1%), and Farm (10, 1.9%). The full Hancock County business listings dataset includes names, categories, addresses and contact details where available. Hancock County packages also include U.S. Census County Business Patterns data with establishment counts, employment and payroll by industry sector.
Top Business Categories in Hancock County, IA
| Category | Businesses | Share |
|---|---|---|
| Churches & Religious Organizations | 32 | 6.2% |
| Freight And Cargo Service | 11 | 2.1% |
| Farm | 10 | 1.9% |
| Auto Repair | 10 | 1.9% |
| Medical Offices | 8 | 1.5% |
| Libraries | 8 | 1.5% |
| Banks & Credit Unions | 7 | 1.4% |
| Gas Stations | 7 | 1.4% |
| Industrial Equipment | 7 | 1.4% |
| Insurance Agencies | 7 | 1.4% |
Hancock County Business Listings
| Business | Category | City |
|---|---|---|
| Hook's Accounting & Consulting | Accountant | Garner |
| Yvette's Total Fitness | Active Life | Garner |
| Britt Seed Co. | Agricultural Cooperatives | Britt |
| Boekelman Grain Equipment | Agricultural Service | Britt |
| Iowa Limousin Association | Agriculture | Garner |
| Midwest Duct Works | Air Duct Cleaning Service | Forest City |
| Forest City Municipal Airport | Airport | Forest City |
| Garner Ambulance | Ambulance And Ems Services | Garner |
| Mat's Place | American Restaurants | Garner |
| Garner Pet Resort & Wash | Animal Shelters | Garner |
| Download Hancock County business listings | ||
Hancock County business listings sourced from Overture Maps. Includes locations with a high level of confidence.
Hancock County Basemaps
Hancock 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 Hancock County Data Package
This page shows a preview of what's included in the Hancock 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 Hancock County. These nearby pages include the same mix of county maps, demographic summaries, school district context, housing trends and package links.