Wisconsin · Census place 5560575

Osseo, Wisconsin

Osseo is a city in Trempealeau County, Wisconsin with an estimated 1,818 residents on July 1, 2024. It is the 273rd largest of 370 incorporated places of 1,000+ people in the state.

Population 2024: 1,818; #273 of 370 in Wisconsin
Change since 2020: +0.1%; +1 people
Land area: 2.1 sq mi; + 0.03 sq mi water
Density: 883 / sq mi; State median 1,583

Orange pin: Osseo. Shaded: its county. Dark pin: Madison.

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Tools and pages that start from Osseo

Osseo population, 2020 to 2024

Osseo added 1 residents from July 2020 to July 2024, a change of +0.1%. In the latest year it moved by -2.

July 1 estimates. The April 2020 estimates base was 1,814. The axis starts above zero so yearly changes are visible.

Osseo covers 2.06 square miles of land and 0.03 of water, for 883 people per square mile of land. The median Wisconsin place of 5,000+ has 1,583, so Osseo is less dense than the typical town.

What county Osseo is in

All of Osseo's residents live in Trempealeau County, which had 30,801 residents in 2024. Osseo holds 5.9% of the county's population. The shaded shape is on the map above; dots mark the eight nearest places.

ZIP codes in Osseo

1 ZIP Code Tabulation Area (ZCTA) overlaps Osseo by at least 10% of the ZCTA's or the city's land: 54758. 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 Osseo is

The Census internal point of Osseo is at 44.579800, -91.213800. Madison, the capital, is 138.3 miles SE in a straight line. The nearest larger place is Altoona, WI (9,302 people), 18.8 miles away. The nearest city of 100,000 or more is Rochester, MN, 73.8 miles away.

Internal point

Decimal: 44.579800, -91.213800
DMS: 44°34'47.28"N 91°12'49.68"W
UTM: 15N 641805.4E 4937825.0N
Geohash: 9zzjs7s0h
Plus code: 86PCHQHP+WF

Daylight in Osseo

At 44.58° N, Osseo gets about 15 h 34 min of daylight around the June solstice and 8 h 49 min around the December solstice, a swing of 6 h 45 min. Figures are sunrise to sunset from the SunCalc model for June 21 and December 21, 2026.

Places near Osseo

The eight nearest incorporated places of 1,000+ in Wisconsin, measured between internal points. The closest is Augusta, 8.2 miles away, with 1,495 people.

Questions people ask

What is the population of Osseo, WI?

1,818 on July 1, 2024, in the Census Vintage 2024 estimates. That is up 1 (0.1%) from 1,817 in July 2020.

What county is Osseo in?

Trempealeau County. All of its residents live in that county.

What ZIP codes cover Osseo?

1 ZIP Code Tabulation Area overlaps it by at least 10% of either area: 54758.

How far is Osseo from Madison?

138.3 miles (222.6 km) in a straight line, heading SE from Osseo.

What is the nearest larger city to Osseo?

Altoona, WI, with 9,302 residents, 18.8 miles away between internal points.

Sources and data as of

Data as of: Census Vintage 2024 subcounty estimates (July 1, 2024), 2024 Gazetteer places, 2020 ZCTA to place relationship file.

How every number is computed: methodology. Spotted a wrong figure? Report an error.