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Marinette County, Wisconsin facts for kids

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Marinette County
Marinette County Courthouse, Marinette
Marinette County Courthouse, Marinette
Map of Wisconsin highlighting Marinette County
Location within the U.S. state of Wisconsin
Map of the United States highlighting Wisconsin
Wisconsin's location within the U.S.
Country  United States
State  Wisconsin
Founded 1879
Seat Marinette
Largest city Marinette
 • Total 1,550 sq mi (4,000 km2)
 • Land 1,399 sq mi (3,620 km2)
 • Water 151 sq mi (390 km2)  9.7%%
 • Total 41,749
 • Estimate 
 • Density 26.93/sq mi (10.40/km2)
Time zone UTC−6 (Central)
 • Summer (DST) UTC−5 (CDT)
Congressional district 8th
Marinette County woods in fall

Marinette County is a county in the U.S. state of Wisconsin. As of the 2010 census, the population was 41,749. Its county seat is Marinette. Marinette County is part of the Marinette, WI–MI Micropolitan Statistical Area.


According to the U.S. Census Bureau, the county has a total area of 1,550 square miles (4,000 km2), of which 1,399 square miles (3,620 km2) is land and 151 square miles (390 km2) (9.7%) is water. It is the third-largest county in Wisconsin by land area and fifth-largest by total area.

Adjacent counties

Major highways

  • US 8.svg U.S. 8
  • US 41.svg U.S. 41
  • US 141.svg U.S. 141
  • WIS 64.svg Highway 64
  • WIS 180.svg Highway 180


Crivitz Municipal Airport (FAA LID: 3D1) serves Marinette County and surrounding communities.


Historical population
Census Pop.
1880 8,929
1890 20,304 127.4%
1900 30,822 51.8%
1910 33,812 9.7%
1920 34,361 1.6%
1930 33,530 −2.4%
1940 36,225 8.0%
1950 35,748 −1.3%
1960 34,660 −3.0%
1970 35,810 3.3%
1980 39,314 9.8%
1990 40,548 3.1%
2000 43,384 7.0%
2010 41,749 −3.8%
2020 (est.) 40,262 −3.6%
U.S. Decennial Census
1790–1960 1900–1990
1990–2000 2010–2020
USA Marinette County, Wisconsin age pyramid
2000 Census Age Pyramid for Marinette County

As of the census of 2000, there were 43,384 people, 17,585 households, and 11,834 families residing in the county. The population density was 31 people per square mile (12/km2). There were 26,260 housing units at an average density of 19 per square mile (7/km2). The racial makeup of the county was 98.08% White, 0.23% Black or African American, 0.50% Native American, 0.27% Asian, 0.02% Pacific Islander, 0.21% from other races, and 0.69% from two or more races. 0.75% of the population were Hispanic or Latino of any race. 37.8% were of German, 11.7% Polish, 6.4% French and 5.6% American ancestry.

There were 17,585 households, out of which 28.80% had children under the age of 18 living with them, 56.40% were married couples living together, 7.40% had a female householder with no husband present, and 32.70% were non-families. 28.30% of all households were made up of individuals, and 13.30% had someone living alone who was 65 years of age or older. The average household size was 2.38 and the average family size was 2.92.

In the county, the population was spread out, with 23.50% under the age of 18, 8.10% from 18 to 24, 25.90% from 25 to 44, 25.00% from 45 to 64, and 17.60% who were 65 years of age or older. The median age was 40 years. For every 100 females, there were 97.50 males. For every 100 females age 18 and over, there were 95.00 males.


Tourism is important to many of the communities in Marinette County. The county's two main rivers, the Peshtigo and Menominee, and many lakes, streams, and forests make the area an outdoor destination.

Snowmobiling is popular in the winter, and there is a large network of trails to accommodate the sport.

Dave's Falls are located in Marinette County, near Amberg.




Sunny Peshtigo
The Peshtigo River as seen from the town of Stephenson
Entering Marinette County on U.S. Route 141
Entering Marinette County at the Menominee River


Census-designated places

Other unincorporated communities

See also

Kids robot.svg In Spanish: Condado de Marinette para niños

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