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200 miles

Fox River

The Fox River of Wisconsin flows north, unusually, through Lake Winnebago to Green Bay. The Lower Fox begins at Lake Winnebago and drops about 164 feet over 40 miles.

PortageGreen BayOmroAppletonPrincetonFrieslandPackwaukeeN20 mi
Course of the river, simplified. Labeled dots are towns on or near the river. Map data © OpenStreetMap contributors.
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Where the Fox River flows

The river runs through or along these 8 counties: Brown County; Calumet County; Columbia County; Green Lake County; Marquette County; Outagamie County; Waushara County; Winnebago County.

Towns and cities within about 2 miles of the river, by county:

Counties from U.S. Census boundaries, places from a public U.S. cities list. Small communities may be missing.

River facts

Length200 miles
SourceNear Friesland, south-central Wisconsin
MouthGreen Bay, Lake Michigan
Main tributariesWolf River, plus the East, Fond du Lac, White, Mecan, Grand and Montello rivers
Lakes on the riverLake Winnebago, Lake Butte des Morts, Buffalo Lake

The river flows northward because of the way glaciers shaped the land.

Lakes and flowages on the Fox River

Lakes in our guide on or connected to this river:

Source: Fox River (Green Bay tributary) (Wikipedia)

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View on interactive map

Zoom and pan on a street, satellite or terrain map to follow the river past roads and towns. Red pins are boat ramps and launches. Tap a pin for directions.