Fond du Lac County, Wisconsin

Fond du Lac County is right in the heart of Wisconsin. Its name means “foot of the lake” in French, referring to its position at the southern end of Lake Winnebago.

The county seat, also called Fond du Lac, blends small-city amenities with a strong sense of community. Agriculture plays a major role here, so you’ll see plenty of dairy farms and corn fields across the county.

The Horicon Marsh, a massive wetland, attracts birdwatchers from all over. Locals love to boat and fish on Lake Winnebago, while the Fond du Lac County Fair is a summer highlight. It’s a place where Midwest values run deep.

CategoryDetails
County NameFond du Lac County
County SeatFond du Lac
Cities, Towns, and CommunitiesFond du Lac, Ripon, North Fond du Lac, Waupun, Campbellsport
Interstates and HighwaysI-41, US-45, WI-23, WI-26
EtymologyNamed after the French term “fond du lac,” meaning “bottom of the lake”
FIPS Code55-039
Total Area (Land and Water)766 sq mi (Land: 720 sq mi; Water: 46 sq mi)
Time ZoneCentral Time Zone (CT)
StateWisconsin
Coordinates43.7745° N, 88.4885° W
Major LandmarksLakeside Park, Horicon Marsh, Galloway House and Village
Adjacent Counties (and Direction)Winnebago County (North), Calumet County (Northeast), Sheboygan County (East), Washington County (Southeast), Dodge County (Southwest), Green Lake County (West)
PopulationApproximately 103,000

PHYSICAL MAP

Fond du Lac County Topographic Map

The terrain here flattens out toward Lake Winnebago. This massive lake defines the county’s northwest corner and influences everything from drainage to development. Slight hills rise south of the lake, but the overall elevation in Fond du Lac County remains relatively low and gentle.

TRANSPORTATION MAP

Fond du Lac County Road Map

U.S. highways stretch in every direction across Fond du Lac County. Interstate 41 runs north to south, connecting Fond du Lac with other major cities in Wisconsin. You can explore the complete road network and highway layout using our zoom tool and road map below.

SATELLITE IMAGERY

Fond du Lac County Satellite Map

Lake Winnebago is impossible to miss. It’s deep blue and expansive, immediately drawing attention across the landscape. The city of Fond du Lac spreads out below it, while agricultural fields quickly take over to the south and east.

OUTLINE MAP

Fond du Lac County Blank Map

Fond du Lac County has a shape that resembles two rectangles connected together. The county is situated in southeastern Wisconsin, with mostly straight boundaries along its edges.

Wisconsin County Map

Wisconsin map showing major cities, roads, and state boundaries.

Wisconsin is known for its beer, cheese, and proud traditions, but the state’s 72 counties offer far more than familiar stereotypes. From the scenic shorelines of Lake Michigan and Lake Superior to sprawling dairy farms, dense forests, rolling bluffs, and picturesque river valleys, Wisconsin features an incredible variety of landscapes and communities.Each county has its own unique character, history, and attractions.

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