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Rock County, Minnesota facts for kids

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Rock County
Rock County Courthouse
Rock County Courthouse
Map of Minnesota highlighting Rock County
Location within the U.S. state of Minnesota
Map of the United States highlighting Minnesota
Minnesota's location within the U.S.
Country  United States
State  Minnesota
Founded May 23, 1857 (created)
1870 (organized)
Named for The prominent rock deposit in the county
Seat Luverne
Largest city Luverne
Area
 • Total 483 sq mi (1,250 km2)
 • Land 482 sq mi (1,250 km2)
 • Water 0.3 sq mi (0.8 km2)  0.06%%
Population
 • Estimate 
(2015)
9,600
 • Density 20/sq mi (8/km2)
Time zone UTC−6 (Central)
 • Summer (DST) UTC−5 (CDT)
Congressional district 1st

Rock County is a county located in the U.S. state of Minnesota, in the far southwestern corner of the state. As of the 2010 census, the population was 9,687. Its county seat is Luverne. The county was formed in 1857 and organized in 1870. Rock County was named for the rocky soil.

Geography

According to the U.S. Census Bureau, the county has a total area of 483 square miles (1,250 km2), of which 482 square miles (1,250 km2) is land and 0.3 square miles (0.78 km2) (0.06%) is water.

Native vegetation based on NRCS soils information

Lakes

Despite Rock County not containing any natural lakes (the other three being Mower, Olmsted, and Pipestone), it does have a small lake created by a dam in Blue Mounds State Park.

Major highways

Adjacent counties

Demographics

Historical population
Census Pop.
1860 23
1870 138 500.0%
1880 3,669 2,558.7%
1890 6,817 85.8%
1900 9,668 41.8%
1910 10,222 5.7%
1920 10,965 7.3%
1930 10,962 0.0%
1940 10,933 −0.3%
1950 11,278 3.2%
1960 11,864 5.2%
1970 11,346 −4.4%
1980 10,703 −5.7%
1990 9,806 −8.4%
2000 9,721 −0.9%
2010 9,687 −0.3%
Est. 2015 9,600 −0.9%
U.S. Decennial Census
1790-1960 1900-1990
1990-2000 2010-2015
USA Rock County, Minnesota age pyramid
Age pyramid of county residents based on 2000 U.S. census data

As of the census of 2000, there were 9,721 people, 3,843 households, and 2,705 families residing in the county. The population density was 20 people per square mile (8/km²). There were 4,137 housing units at an average density of 9 per square mile (3/km²). The racial makeup of the county was 97.27% White, 0.53% Black or African American, 0.43% Native American, 0.62% Asian, 0.02% Pacific Islander, 0.53% from other races, and 0.59% from two or more races. 1.28% of the population were Hispanic or Latino of any race. 41.4% were of German, 23.8% Dutch and 16.5% Norwegian ancestry.

There were 3,843 households out of which 31.30% had children under the age of 18 living with them, 62.10% were married couples living together, 5.50% had a female householder with no husband present, and 29.60% were non-families. 27.00% of all households were made up of individuals and 15.70% had someone living alone who was 65 years of age or older. The average household size was 2.47 and the average family size was 3.01.

In the county, the population was spread out with 26.30% under the age of 18, 7.20% from 18 to 24, 24.10% from 25 to 44, 22.00% from 45 to 64, and 20.40% who were 65 years of age or older. The median age was 40 years. For every 100 females there were 97.60 males. For every 100 females age 18 and over, there were 93.00 males.

The median income for a household in the county was $38,102, and the median income for a family was $44,296. Males had a median income of $28,776 versus $22,166 for females. The per capita income for the county was $17,411. About 5.50% of families and 8.00% of the population were below the poverty line, including 8.10% of those under age 18 and 8.90% of those age 65 or over.

Communities

Rock County Administrative map (Minnesota)
Rock County Administrative map (Minnesota)

Cities

Townships

  • Battle Plain Township
  • Beaver Creek Township
  • Clinton Township
  • Denver Township
  • Kanaranzi Township
  • Luverne Township
  • Magnolia Township
  • Martin Township
  • Mound Township
  • Rose Dell Township
  • Springwater Township
  • Vienna Township

Unincorporated communities

Ghost towns

In popular culture

Much of the second season of Fargo is set in Luverne and Rock County.

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