Pennsylvania · FIPS 42001 · County seat: Gettysburg
Adams County, PA GIS & Parcel Viewer
Adams County, Pennsylvania parcel data lives on PASDA Pennsylvania Tax Parcels viewer. Open it below in a new tab, then use the short steps on this page to find a property fast.
Open the Adams County statewide map ↗
Opens pasda.maps.arcgis.com in a new tab. We link out and never embed or copy parcel data.
Quick facts
| Official map | PASDA Pennsylvania Tax Parcels viewer |
|---|---|
| Type | Statewide map (covers all of Pennsylvania) |
| Website | pasda.maps.arcgis.com |
| Access | Free, no login (checked Oct 2026) |
| County seat | Gettysburg |
| Population | 106,748 (2023 Census Bureau estimate) |
| Land area | 519 sq mi |
| FIPS code | 42001 |
About the official source
Adams County doesn't have its own viewer in our directory, so we point you to a statewide map: PASDA Pennsylvania Tax Parcels viewer. Zoom in on Adams County to see its parcels. A statewide layer can trail the county's own books by weeks or months, so treat it as a fast first look rather than the final word. When we tested the link in October 2026 it opened with no login and no fee.
How to use the Adams County viewer
- Open PASDA Pennsylvania Tax Parcels viewer in a new tab and zoom to Adams County (around Gettysburg).
- Type a street address into the search box, or click directly on a parcel.
- Review the parcel attributes; field names vary by state.
- Confirm anything important with the county assessor, since the statewide layer is a compiled copy.
If an address search comes up empty, try the parcel number from a tax bill or deed instead, or click the lot on the map.
The county in brief
The U.S. Census Bureau estimated Adams County's population at 106,748 in 2023, spread over about 519 square miles of land, or roughly 206 people per square mile. By population it ranks 31st of 67 counties in Pennsylvania. Its county seat is Gettysburg.
Nearby parcel maps
If the property sits near a county line, the parcel may belong to a neighbor. These counties border Adams County:
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.