Oshkosh, Wisconsin

Oshkosh population, 2020 to 2024

Oshkosh added 329 residents from July 2020 to July 2024, a change of +0.5%. In the latest year it moved by +376. Among 157 Wisconsin places of 5,000 or more, that growth ranks 87th; the median place changed by +0.8%. The median place of 5,000+ in Wisconsin has 12,527 people, so Oshkosh is 5.4 times that size.

Oshkosh covers 27.55 square miles of land and 1.04 of water, for 2,441 people per square mile of land. The median Wisconsin place of 5,000+ has 1,583, so Oshkosh is denser than the typical town.

What county Oshkosh is in

All of Oshkosh's residents live in Winnebago County, which had 173,307 residents in 2024. Oshkosh holds 38.8% of the county's population. The shaded shape is on the map above; dots mark the eight nearest places.

ZIP codes in Oshkosh

4 ZIP Code Tabulation Areas (ZCTAs) overlap Oshkosh by at least 10% of the ZCTA's or the city's land: 54901, 54902, 54904, 54985. ZCTAs are Census approximations of USPS ZIP code delivery areas. The list comes from the 2020 ZCTA to place relationship file, so a city that annexed land after 2020 may reach into ZIP codes not listed here.

Where Oshkosh is

The Census internal point of Oshkosh is at 44.023200, -88.562300. Madison, the capital, is 77.4 miles SSW in a straight line. The nearest larger place is Appleton, WI (75,344 people), 19.6 miles away. The nearest city of 100,000 or more is Green Bay, WI, 44.7 miles away.

Daylight in Oshkosh

At 44.02° N, Oshkosh gets about 15 h 29 min of daylight around the June solstice and 8 h 53 min around the December solstice, a swing of 6 h 36 min. Figures are sunrise to sunset from the SunCalc model for June 21 and December 21, 2026.

Places near Oshkosh

The eight nearest incorporated places of 1,000+ in Wisconsin, measured between internal points. The closest is Omro, 8.7 miles away, with 3,644 people.