Kansas · FIPS 20039 · County seat: Oberlin
Decatur County, KS GIS & Parcel Viewer
Use this page to reach the official county parcel map for Decatur County, Kansas. The button below opens the Decatur County ORKA parcel viewer in a new tab, so you can look up parcels by address, owner or parcel number on the source site itself.
Open the Decatur County parcel map ↗
Opens kansasgis.org in a new tab. We link out and never embed or copy parcel data.
Map and county facts
| Official map | Decatur County ORKA parcel viewer |
|---|---|
| Type | County-run map |
| Website | kansasgis.org |
| Access | Free, no login (checked Oct 2026) |
| County seat | Oberlin |
| Population | 2,712 (2023 Census Bureau estimate) |
| Land area | 894 sq mi |
| FIPS code | 20039 |
About the official source
This map is published by or for Decatur County itself, so it reflects the local parcel layer rather than a third-party copy. When we tested the link in October 2026 it opened with no login and no fee.
Finding a property on this map
- Open the link to ORKA, the parcel viewer hosted on kansasgis.org that many Kansas counties share.
- Read and accept the intro or disclaimer page to reach the map.
- Search by owner, street address or parcel ID, or click a lot on the map.
- Open the parcel details to see the appraisal information the county shares.
Have a tax bill handy? The parcel or account number on it is usually the fastest way to search.
About Decatur County
The U.S. Census Bureau estimated Decatur County's population at 2,712 in 2023, spread over about 894 square miles of land, or roughly 3.0 people per square mile. By population it ranks 86th of 105 counties in Kansas. Oberlin serves as the county seat.
Nearby parcel maps
Decatur County shares a border with the counties below. Each link has its own official map:
Before you rely on the lines
Online parcel lines are drawn for tax and planning use. They can be off by several feet, so use a recorded plat or a licensed surveyor for fences, setbacks or a sale.