Ross County GIS Maps
Ross County, Ohio, has 77,093 residents across 43,490 parcels and covers 689.2 square miles. The population declined 1.2% between the 2010 and 2020 census. More residents left than arrived over that decade. The FIPS code for Ross County is 39141.
Chillicothe is the county's largest population center. Ross County also includes 9 zip codes, 9 public school districts and 34 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.
Ross County Trends
- Population
- 77,093▾
- Median Home Value
- $158,500▴
- K-12 Enrollment
- 13,110▾
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.
Ross 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.
Ross County Parcels
Ross County has 43,490 mapped parcels covering 433,590 acres. The median assessed value is $97,720. The median lot size is 2.57 acres. 6,004 parcels are 10 acres or larger. Of the parcels with a recorded build year, half were built in 1964 or earlier. The records carry 28,615 distinct owner names. Owner names, mailing addresses, site addresses and assessed values are on nearly every parcel. Lot sizes reach 60.4%. Browse the interactive Ross County Parcel viewer here.
Ross County Parcel Data Coverage
| Field | Parcels | Coverage |
|---|---|---|
| Parcel ID | 43,490 | 100% |
| Owner name | 43,344 | 99.7% |
| Owner mailing address | 43,347 | 99.7% |
| Site address | 43,347 | 99.7% |
| Land use code | 43,347 | 99.7% |
| Land use description | 0 | 0% |
| Assessed value | 43,347 | 99.7% |
| Land value | 43,347 | 99.7% |
| Improvement value | 43,347 | 99.7% |
| Acreage | 26,260 | 60.4% |
| Parcel boundary | 43,490 | 100% |
| Download all Ross County parcels. | ||
Field coverage measured across all Ross County parcel records.
Ross County Population
Ross County had 77,093 residents in 2020. That was 1.2% lower than in 2010. Ross County added 3,748 people between 2000 and 2020, which points to steady long-term growth. The county is fairly spread out, with about 112 people per square mile. Some of the county's most populated postal areas include Chillicothe, Frankfort and Bainbridge.
Population Trend in Ross County OH
Ross County Population per 2000, 2010 and 2020 census counts with a baseline 2030 projection.
Ross County Zip Codes
Ross County has 9 zip codes. Some of the county's most populated zip codes include Chillicothe (45601), Frankfort (45628) and Bainbridge (45612). Chillicothe is the largest zip by population, with about 56,849 residents or 74% of the county total. Together, the three largest zips account for about 87% of all county residents based on 2020 population estimates.
Most Populated Zip Codes in Ross County OH
| ZIP | Area | Population | Trend |
|---|---|---|---|
| 45601 | Chillicothe | 56,849 | ▾ -1.7% |
| 45628 | Frankfort | 5,429 | ▴ 4.2% |
| 45612 | Bainbridge | 5,059 | ▾ -4.6% |
| 45644 | Kingston | 4,316 | ▴ 1.6% |
| 45681 | South Salem | 1,589 | ▾ -5.9% |
| Download all zip code data | |||
Ross County Zip Code populations and trends per most recent census data.
Ross County Demographics
Ross County has a median age of 41, which makes the county a little older than Ohio overall. About 21.2% of residents are under 18, while 17.5% 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 32.7% of the population, which points to a solid working-age base. About 17.1% 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 Ross County OH
Median Age
41
Under 18
21.2%
Age 65+
17.5%
Bachelor's+
17.1%
Ross County School Districts
Ross County is served by 9 public school districts with 13,110 students enrolled in 2024. The largest districts on the county map are Chillicothe City, Union-Scioto Local and Greenfield Exempted Village. Those three districts account for about 50% 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 Ross County OH
| District | Enrollment | Share | Trend |
|---|---|---|---|
| Chillicothe City School District | 2,589 | 19.7% | ▾ -2.1% |
| Union-Scioto Local School District | 2,096 | 16% | ▾ -1.5% |
| Greenfield Exempted Village School District | 1,888 | 14.4% | ▾ -0.9% |
| Waverly City School District | 1,607 | 12.3% | ▾ -3.9% |
| Zane Trace Local School District | 1,195 | 9.1% | ▾ -2% |
| Download all school district data | |||
Ross County school district enrollment and trends per most recent NCES reporting data.
Ross County Housing & Real Estate
Ross County has a median home value of $158,500 and a median gross rent of $858. About 71% of occupied homes in the county are owner-occupied, so the local housing market leans heavily toward ownership. Home values run below the Ohio median, while rents come in below the state average. In March 2026, the median listing price was $274,950 and homes spent about 64 days on the market.
Ross County Housing Mix
Ross County housing mix: owner, renter and vacant units.
Ross County Housing Trends
Ross County median home value and rent trend (last 5 years).
Businesses in Ross County, OH
Ross County has 2,928 business listings across 550 categories. The largest categories in Ross County business listings are Churches & Religious Organizations (121, 4.1%), Auto Repair (55, 1.9%), and Gas Stations (55, 1.9%). The full Ross County business listings dataset includes names, categories, addresses and contact details where available. Ross County packages also include U.S. Census County Business Patterns data with establishment counts, employment and payroll by industry sector.
Top Business Categories in Ross County, OH
| Category | Businesses | Share |
|---|---|---|
| Churches & Religious Organizations | 121 | 4.1% |
| Auto Repair | 55 | 1.9% |
| Gas Stations | 55 | 1.9% |
| Medical Offices | 37 | 1.3% |
| Beauty Salons | 36 | 1.2% |
| Pizza Restaurants | 35 | 1.2% |
| Community & Nonprofits | 35 | 1.2% |
| Farm | 35 | 1.2% |
| Insurance Agencies | 34 | 1.2% |
| Public And Government Association | 33 | 1.1% |
Ross County Business Listings
| Business | Category | City |
|---|---|---|
| BrightView | Abuse And Addiction Treatment | Chillicothe |
| The Grubb Shack | Accommodation | Chillicothe |
| Ott, Norman & Co. | Accountant | Chillicothe |
| Forrest E Everhart Mem | Active Life | Chillicothe |
| Lion's Den | Adult Entertainment | Chillicothe |
| Metropolis Design Studios | Advertising Agency | Chillicothe |
| Mike's Farm Equipment | Agricultural Service | Chillicothe |
| Garman Feed and Supply | Agriculture | South Salem |
| Mission Field | Airport | Kingston |
| A AAA 1 Abuse & Addiction Helpline | Alcohol And Drug Treatment Center | Chillicothe |
| Download Ross County business listings | ||
Ross County business listings sourced from Overture Maps. Includes locations with a high level of confidence.
Ross County Basemaps
Ross 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 Ross County Data Package
This page shows a preview of what's included in the Ross 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 Ross County. These nearby pages include the same mix of county maps, demographic summaries, school district context, housing trends and package links.