South Carolina · FIPS 45085 · County seat: Sumter
Sumter County, SC GIS & Parcel Viewer
Looking for lot lines or a parcel number in Sumter County, SC? The quickest route is the Sumter County ArcGIS parcel map, the county parcel map we keep on file for this county. We link straight to it and add a few tips for getting around.
Open the Sumter County parcel map ↗
Opens sumtercity.maps.arcgis.com in a new tab. We link out and never embed or copy parcel data.
Sumter County at a glance
| Official map | Sumter County ArcGIS parcel map |
|---|---|
| Type | County-run map |
| Website | sumtercity.maps.arcgis.com |
| Access | Free, no login (checked Oct 2026) |
| County seat | Sumter |
| Population | 104,165 (2023 Census Bureau estimate) |
| Land area | 665 sq mi |
| FIPS code | 45085 |
Where the parcel data comes from
Sumter County runs this viewer (directly or through a contracted vendor), which makes it the closest thing to the source for local parcel lines. When we tested the link in October 2026 it opened with no login and no fee.
Searching for a parcel, step by step
- Open the official link. The viewer is built with ArcGIS Web AppBuilder; if a disclaimer pops up, accept it to continue.
- Use the search widget, usually in the upper left, to find a street address or parcel ID.
- Click a parcel to open its info window.
- The widget bar holds extras such as the layer list, basemap switcher, measure and print tools.
Many parcel sites expect owner names last name first. If a full name finds nothing, try just the surname.
About Sumter County
The U.S. Census Bureau estimated Sumter County's population at 104,165 in 2023, spread over about 665 square miles of land, or roughly 157 people per square mile. That makes it number 16 out of 46 South Carolina counties by population. The county seat is Sumter.
Counties next to Sumter County
Parcels close to the edge of Sumter County can fall in the next county over. Neighboring counties:
A note on accuracy
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.