Mississippi · FIPS 28045 · County seat: Bay St. Louis
Hancock County, MS GIS & Parcel Viewer
Here is the direct link to the county parcel map covering Hancock County, MS: Hancock County Assessor. Below you'll find basic facts about the county, steps for using the viewer, and nearby counties.
Open the Hancock County parcel map ↗
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Map and county facts
| Official map | Hancock County Assessor |
|---|---|
| Type | County-run map |
| Website | atlas.geoportalmaps.com |
| Access | May ask you to sign in |
| County seat | Bay St. Louis |
| Population | 46,159 (2023 Census Bureau estimate) |
| Land area | 474 sq mi |
| FIPS code | 28045 |
About the official source
Hancock County runs this viewer (directly or through a contracted vendor), which makes it the closest thing to the source for local parcel lines. This site may show a sign-in form first. Look for a guest or public option; if there isn't one, the county office can tell you how to get access.
How to use the Hancock County viewer
- Press the button above. This county's viewer runs on GeoPortal Maps; 17 counties in our directory use the same service.
- Find the search option and look up a property, or zoom in on the map.
- Click a lot to see its details.
- Check the toolbar for layers, measuring and printing.
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.
About Hancock County
Hancock County had an estimated 46,159 residents in 2023, according to the Census Bureau. With about 474 square miles of land, that works out to roughly 97 people per square mile. That makes it number 16 out of 82 Mississippi counties by population. Another 79 square miles of water fall within its lines, according to Census mapping. Bay St. Louis serves as the county seat.
Neighboring counties
If the property sits near a county line, the parcel may belong to a neighbor. These counties border Hancock County:
More on Hancock County parcel maps
Maps vs. surveys
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.