South Carolina · FIPS 45035 · County seat: St. George
Dorchester County, SC GIS & Parcel Viewer
Here is the direct link to the county parcel map covering Dorchester County, SC: Dorchester County GIS Viewer. Below you'll find basic facts about the county, steps for using the viewer, and nearby counties.
Open the Dorchester County parcel map ↗
Opens dcscgis.maps.arcgis.com in a new tab. We link out and never embed or copy parcel data.
Dorchester County at a glance
| Official map | Dorchester County GIS Viewer |
|---|---|
| Type | County-run map |
| Website | dcscgis.maps.arcgis.com |
| Access | Free, no login (checked Oct 2026) |
| County seat | St. George |
| Population | 169,833 (2023 Census Bureau estimate) |
| Land area | 569 sq mi |
| FIPS code | 45035 |
Who runs this map
This map is published by or for Dorchester County itself, so it reflects the local parcel layer rather than a third-party copy. As of our October 2026 test, anyone could open it without signing in or paying.
Searching for a parcel, step by step
- Click the button above and wait for the Web AppBuilder viewer to load. Some counties show a terms screen first.
- Search by street address, owner or parcel ID if the search box offers those options.
- Click a lot on the map to read its attributes.
- Turn on aerial imagery from the basemap tool and use the layer list to add things like zoning or flood zones when they're published.
Have a tax bill handy? The parcel or account number on it is usually the fastest way to search.
The county in brief
The U.S. Census Bureau estimated Dorchester County's population at 169,833 in 2023, spread over about 569 square miles of land, or roughly 298 people per square mile. That makes it number 12 out of 46 South Carolina counties by population. Its county seat is St. George.
Counties next to Dorchester County
Dorchester County shares a border with the counties below. Each link has its own official map:
Maps vs. surveys
Treat the map as a guide, not a boundary survey: parcel outlines are often shifted a bit from the real corners. A licensed surveyor settles exact lines.