Jones County GIS Maps
Jones County, Iowa, has 20,646 residents across 22,993 parcels and covers 575.6 square miles. The population grew 0% between the 2010 and 2020 census. More residents moved in than left over that decade. The FIPS code for Jones County is 19105.
Anamosa is the county's largest population center. Jones County also includes 11 zip codes, 8 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.
Jones County Trends
- Population
- 20,646▴
- Median Home Value
- $183,400▴
- K-12 Enrollment
- 9,086▾
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.
Jones 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.
Jones County Parcels
Jones County has 22,993 mapped parcels covering 356,583 acres. The median assessed value is $85,120. The median lot size is 22.29 acres. 9,946 parcels are 10 acres or larger. The records carry 9,553 distinct owner names. Owner names are on nearly every parcel. Assessed values reach 96.1%. Lot sizes reach 67.4%. Browse the interactive Jones County Parcel viewer here.
Jones County Parcel Data Coverage
| Field | Parcels | Coverage |
|---|---|---|
| Parcel ID | 22,993 | 100% |
| Owner name | 22,669 | 98.6% |
| Owner mailing address | 0 | 0% |
| Site address | 10,310 | 44.8% |
| Land use code | 0 | 0% |
| Land use description | 0 | 0% |
| Assessed value | 22,099 | 96.1% |
| Land value | 0 | 0% |
| Improvement value | 0 | 0% |
| Acreage | 15,490 | 67.4% |
| Parcel boundary | 22,993 | 100% |
| Download all Jones County parcels. | ||
Field coverage measured across all Jones County parcel records.
Jones County Population
Jones County had 20,646 residents in 2020. That was 0% higher than in 2010. Jones County added 425 people between 2000 and 2020, which points to steady long-term growth. The county is fairly spread out, with about 36 people per square mile. Some of the county's most populated postal areas include Anamosa, Monticello and Cascade.
Population Trend in Jones County IA
Jones County Population per 2000, 2010 and 2020 census counts with a baseline 2030 projection.
Jones County Zip Codes
Jones County has 11 zip codes. Some of the county's most populated zip codes include Anamosa (52205), Monticello (52310) and Cascade (52033). Anamosa is the largest zip by population, with about 8,782 residents or 43% of the county total. Together, the three largest zips account for about 90% of all county residents based on 2020 population estimates.
Most Populated Zip Codes in Jones County IA
| ZIP | Area | Population | Trend |
|---|---|---|---|
| 52205 | Anamosa | 8,782 | ▴ 1.2% |
| 52310 | Monticello | 6,417 | ▾ -0.2% |
| 52033 | Cascade | 3,478 | ▴ 8.6% |
| 52320 | Olin | 1,087 | ▾ -9.6% |
| 52362 | Wyoming | 920 | ▾ -11.6% |
| Download all zip code data | |||
Jones County Zip Code populations and trends per most recent census data.
Jones County Demographics
Jones County has a median age of 43, which makes the county a little older than Iowa overall. About 20.9% of residents are under 18, while 21.1% 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 30% of the population, which points to a solid working-age base. About 20.7% 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 Jones County IA
Median Age
43
Under 18
20.9%
Age 65+
21.1%
Bachelor's+
20.7%
Jones County School Districts
Jones County is served by 8 public school districts with 9,086 students enrolled in 2024. The largest districts on the county map are Western Dubuque County Community, Mount Vernon Community and Anamosa Community. Those three districts account for about 68% 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 Jones County IA
| District | Enrollment | Share | Trend |
|---|---|---|---|
| Western Dubuque County Community School District | 3,643 | 40.1% | ▴ 0.5% |
| Mount Vernon Community School District | 1,438 | 15.8% | ▴ 0.8% |
| Anamosa Community School District | 1,116 | 12.3% | ▾ -3.7% |
| Monticello Community School District | 999 | 11% | ▾ -1.7% |
| Lisbon Community School District | 762 | 8.4% | ▴ 0.4% |
| Download all school district data | |||
Jones County school district enrollment and trends per most recent NCES reporting data.
Jones County Housing & Real Estate
Jones County has a median home value of $183,400 and a median gross rent of $759. About 81% 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 $224,125 and homes spent about 92 days on the market.
Jones County Housing Mix
Jones County housing mix: owner, renter and vacant units.
Jones County Housing Trends
Jones County median home value and rent trend (last 5 years).
Businesses in Jones County, IA
Jones County has 953 business listings across 311 categories. The largest categories in Jones County business listings are Medical Offices (36, 3.8%), Churches & Religious Organizations (33, 3.5%), and Parks & Recreation (20, 2.1%). The full Jones County business listings dataset includes names, categories, addresses and contact details where available. Jones County packages also include U.S. Census County Business Patterns data with establishment counts, employment and payroll by industry sector.
Top Business Categories in Jones County, IA
| Category | Businesses | Share |
|---|---|---|
| Medical Offices | 36 | 3.8% |
| Churches & Religious Organizations | 33 | 3.5% |
| Parks & Recreation | 20 | 2.1% |
| Emergency Service | 18 | 1.9% |
| Insurance Agencies | 17 | 1.8% |
| Auto Repair | 15 | 1.6% |
| Gas Stations | 15 | 1.6% |
| Professional Services | 15 | 1.6% |
| Campgrounds & RV Parks | 14 | 1.5% |
| Community & Nonprofits | 11 | 1.2% |
Jones County Business Listings
| Business | Category | City |
|---|---|---|
| Sycamore Garden Apartments | Accommodation | Monticello |
| Connell Tax and Accounting | Accountant | Dubuque County |
| Tamarack Stables iowa | Active Life | Anamosa |
| River Valley Cooperative | Agricultural Cooperatives | Olin |
| Scale-Tec | Agricultural Service | Anamosa |
| Monticello Ambulance | Ambulance And Ems Services | Monticello |
| Tyler & Downing's Eatery | American Restaurants | Anamosa |
| Animal Welfare Friends | Animal Shelters | Monticello |
| Gatherings | Antique Store | Anamosa |
| N & N Trailer Sales | Appliance Manufacturer | Monticello |
| Download Jones County business listings | ||
Jones County business listings sourced from Overture Maps. Includes locations with a high level of confidence.
Jones County Basemaps
Jones 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 Jones County Data Package
This page shows a preview of what's included in the Jones 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 Jones County. These nearby pages include the same mix of county maps, demographic summaries, school district context, housing trends and package links.