National protected area

Protected area

Protected areas are locations which receive protection because of their recognised natural, ecological and/or cultural values. There are several kinds of protected areas, which vary by level of protection depending on the enabling laws of each country or the regulations of the international...

s

• John and Louise Seier National Wildlife Refuge
  John and Louise Seier National Wildlife Refuge
  John and Louise Seier National Wildlife Refuge is located in the U.S. state of Nebraska and includes 2,400 acres . The refuge protects a portion of the largest remaining area of tall and mid grass prairie remaining in the U.S. Collectively known as the Sand Hills region of Nebraska, the dunes...
  
  
• Niobrara National Scenic River
  Niobrara National Scenic River
  The Niobrara National Scenic River is located in north-central Nebraska, United States, approximately 300 miles northwest of Omaha. In 1991, Congress set aside 76 miles along two stretches of the Niobrara River for preservation under the management of the National Park Service with assistance...
  
   (part)

Demographics

Rock County Population by decade

1890 - 3,083 1900 - 2,809 1910 - 3,627 1920 - 3,703 1930 - 3,366 1940 - 3,977 1950 - 3,026 1960 - 2,554 1970 - 2,231 1980 - 2,383 1990 - 2,019 2000 - 1,756 2010 - 1,526

As of the census

Census

A census is the procedure of systematically acquiring and recording information about the members of a given population. It is a regularly occurring and official count of a particular population. The term is used mostly in connection with national population and housing censuses; other common...

of 2000, there were 1,756 people, 763 households, and 501 families residing in the county. The population density

Population density

Population density is a measurement of population per unit area or unit volume. It is frequently applied to living organisms, and particularly to humans...

 was 2 people per square mile (1/km²). There were 935 housing units at an average density of 1 per square mile (0/km²). The racial makeup of the county was 99.03% White

Race (United States Census)

Race and ethnicity in the United States Census, as defined by the Federal Office of Management and Budget and the United States Census Bureau, are self-identification data items in which residents choose the race or races with which they most closely identify, and indicate whether or not they are...

, 0.46% Native American

Race (United States Census)

Race and ethnicity in the United States Census, as defined by the Federal Office of Management and Budget and the United States Census Bureau, are self-identification data items in which residents choose the race or races with which they most closely identify, and indicate whether or not they are...

, 0.17% Asian

Race (United States Census)

Race and ethnicity in the United States Census, as defined by the Federal Office of Management and Budget and the United States Census Bureau, are self-identification data items in which residents choose the race or races with which they most closely identify, and indicate whether or not they are...

, 0.06% from other races

Race (United States Census)

Race and ethnicity in the United States Census, as defined by the Federal Office of Management and Budget and the United States Census Bureau, are self-identification data items in which residents choose the race or races with which they most closely identify, and indicate whether or not they are...

, and 0.28% from two or more races. 0.51% of the population were Hispanic

Race (United States Census)

Race and ethnicity in the United States Census, as defined by the Federal Office of Management and Budget and the United States Census Bureau, are self-identification data items in which residents choose the race or races with which they most closely identify, and indicate whether or not they are...

 or Latino

Race (United States Census)

Race and ethnicity in the United States Census, as defined by the Federal Office of Management and Budget and the United States Census Bureau, are self-identification data items in which residents choose the race or races with which they most closely identify, and indicate whether or not they are...

 of any race. 33.1% were of German

Germans

The Germans are a Germanic ethnic group native to Central Europe. The English term Germans has referred to the German-speaking population of the Holy Roman Empire since the Late Middle Ages....

, 12.7% American

United States

The United States of America is a federal constitutional republic comprising fifty states and a federal district...

, 10.5% Irish

Irish people

The Irish people are an ethnic group who originate in Ireland, an island in northwestern Europe. Ireland has been populated for around 9,000 years , with the Irish people's earliest ancestors recorded having legends of being descended from groups such as the Nemedians, Fomorians, Fir Bolg, Tuatha...

 and 8.4% English

English people

The English are a nation and ethnic group native to England, who speak English. The English identity is of early mediaeval origin, when they were known in Old English as the Anglecynn. England is now a country of the United Kingdom, and the majority of English people in England are British Citizens...

 ancestry according to Census 2000

There were 763 households out of which 26.90% had children under the age of 18 living with them, 57.40% were married couples

Marriage

Marriage is a social union or legal contract between people that creates kinship. It is an institution in which interpersonal relationships, usually intimate and sexual, are acknowledged in a variety of ways, depending on the culture or subculture in which it is found...

 living together, 6.40% had a female householder with no husband present, and 34.30% were non-families. 31.30% of all households were made up of individuals and 15.90% had someone living alone who was 65 years of age or older. The average household size was 2.26 and the average family size was 2.84.

In the county the population was spread out with 23.00% under the age of 18, 6.50% from 18 to 24, 23.60% from 25 to 44, 24.60% from 45 to 64, and 22.30% who were 65 years of age or older. The median age was 44 years. For every 100 females there were 92.30 males. For every 100 females age 18 and over, there were 89.90 males.

The median income for a household in the county was $25,795, and the median income for a family was $29,917. Males had a median income of $24,167 versus $16,490 for females. The per capita income

Per capita income

Per capita income or income per person is a measure of mean income within an economic aggregate, such as a country or city. It is calculated by taking a measure of all sources of income in the aggregate and dividing it by the total population...

 for the county was $14,350. About 17.70% of families and 21.80% of the population were below the poverty line, including 36.30% of those under age 18 and 14.00% of those age 65 or over.

See also

• National Register of Historic Places listings in Rock County, Nebraska