Winnebago County

Winnebago County
Town of Neenah, Winnebago County; Photographer: Neal Grosskopf
County Seat: Oshkosh

415 Jackson St.

City: Oshkosh
Zip: 54901
Phone: 920-236-4888
Land Area: 438.6 sq. miles
Elevation: 755 ft. at Oshkosh
Number of Lakes: 30
Area in Lakes: 169,755 acres (265.24 sq. miles)
Rivers: Fox, Rat, Wolf
Major Watershed: Lake Michigan
Geographical Province: Eastern Ridges and Lowlands; Northwest Corner: Central Plain

Mostly oak savanna. Northeast and western shore of Lake Winnebago: Sugar maple, basswood and elm. Central and Northwest: Sugar maple.


1930: 76,622
1970: 129,946
1980: 131,779
1990: 140,320
2000: 156,763
2010: 166,994
2020: 171,730

WCA District: East Central

County veteran services officers from across the state share how the federal PACT Act is impacting their work in the June 2024 Wisconsin Counties (page 20). @NACoTweets

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