Sussex County, Delaware

Sussex County forms Delaware’s southern region along the Atlantic coast. It is best known for its popular beach towns, including Rehoboth Beach and Bethany Beach, which attract large summer crowds.

Beyond the shoreline, the county opens into rural landscapes filled with small towns and vast fields of corn and soybeans. Lewes, proudly known as the “First Town in the First State,” highlights the area’s deep historical roots.

Life in Sussex moves at a slower, more relaxed pace. Nature lovers are drawn to places like Prime Hook National Wildlife Refuge, while the region is also valued for its dark, quiet night skies.

Location map of Sussex County, Delaware showing its position within the state of Delaware.
Category Details
County Name Sussex County
County Seat Georgetown
Cities, Towns, and Communities Seaford, Lewes, Rehoboth Beach, Georgetown, Laurel, Millsboro, Milton, Bethany Beach, Bridgeville, Fenwick Island, Selbyville
Interstates and Highways US 9, US 13, US 113, DE 1, DE 24, DE 54, DE 404
Etymology Named after the County of Sussex in England
FIPS Code 10-005
Total Area (Land and Water) 1,196 square miles (936 sq mi land, 260 sq mi water)
Time Zone Eastern Time Zone (ET)
State Delaware
Coordinates 38.6936° N, 75.4256° W
Major Landmarks Cape Henlopen State Park, Rehoboth Beach Boardwalk, Nanticoke Indian Museum, Prime Hook National Wildlife Refuge
Adjacent Counties (and Direction) Kent County (North), Cape May County, New Jersey (Northeast), Worcester County, Maryland (South), Dorchester County, Maryland (Southwest), Wicomico County, Maryland (Southwest), Caroline County, Maryland (Northwest)
Population Approximately 270,000

PHYSICAL MAP

Sussex County Topographic Map

Delaware’s southernmost county is largely flat, with broad wetlands, inland bays, and coastal marshes shaping much of its eastern edge. In contrast, the western areas rise slightly into low sandy ridges that sit just above sea level.

Topographic map of Sussex County, Delaware showing elevation contours, terrain features, waterways, and land elevation.

SATELLITE IMAGERY

Sussex County Satellite Map

A satellite view of Sussex County reveals dark green forested areas in the west, set against the brighter, more developed coastal zones in the east. Inland bays stand out as irregular blue formations, bordered by extensive marshlands that shape much of the surrounding landscape.

Satellite map of Sussex County, Delaware showing land use, roads, waterways, forests, and urban areas.

SATELLITE IMAGERY

Sussex County Blank Map

A blank map of Sussex County highlights its location at the southern end of Delaware, with generally straight western and eastern boundaries. The outline also shows distinctive coastal indentations along its southeastern edge where the county meets the Atlantic coastline.

Blank outline map of Sussex County, Delaware showing county boundary without labels or details.

Delaware County Map

Map of Delaware showing state boundaries, counties, major cities, and surrounding U.S. states.

Explore Delaware’s three distinct counties and see precisely where New Castle, Kent, and Sussex begin and end. This Delaware county map clearly outlines each boundary, making it easy to understand the state’s geography at a glance. It’s a helpful resource for anyone looking to get a clearer picture of how Delaware is organized.

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