In theNebraska license plate system, Keya Paha County is represented by the prefix 82 (it had the 82nd-largest number of vehicles registered by county in the state when the license plate system was established in 1922).
The name "Keya Paha" is taken from theDakota language; literally translated, it means "turtle hill". The Dakota name for a set of small hills was given to the county and to theKeya Paha River, which runs through it.[4]
All land north of the Keya Paha River (which includes a small portion of Keya Paha County and most of neighboringBoyd County) was not originally part of Nebraska at the time of statehood, but was transferred fromDakota Territory in 1882.
Keya Paha County was organized in 1884 of land partitioned from Brown County.[5]
Keya Paha County lies on the northern boundary of Nebraska, abutting the state ofSouth Dakota. The county's terrain consists of low rolling hills, whose level areas are used for agriculture, includingcenter pivot irrigation. The Keya Paha River flows east-southeastward through the northeastern part of the county, while theNiobrara River flows eastward along the south county line. The county has a total area of 774 square miles (2,000 km2), of which 773 square miles (2,000 km2) is land and 0.8 square miles (2.1 km2) (0.1%) is water.[6]
As of the2000 United States census,[14] there were 983 people, 409 households, and 292 families in the county. Thepopulation density was 1.3 people per square mile (0.50 people/km2); there were 548 housing units at an average density of 0.7 units per square mile (0.27/km2). The racial makeup of the county was 99.39%White, 0.20%Native American, and 0.41% from two or more races; 3.87% of the population wereHispanic orLatino of any race; 46.7% were ofGerman, 10.6%English, 9.8%American, 7.0%Irish and 6.0%Swedish ancestry.
There were 409 households, out of which 24.90% had children under the age of 18 living with them, 64.30% weremarried couples living together, 4.40% had a female householder with no husband present, and 28.60% were non-families. 26.20% of all households were made up of individuals, and 13.90% had someone living alone who was 65 years of age or older. The average household size was 2.40 and the average family size was 2.91.
The county population contained 23.80% under the age of 18, 6.70% from 18 to 24, 23.40% from 25 to 44, 25.40% from 45 to 64, and 20.70% who were 65 years of age or older. The median age was 42 years. For every 100 females there were 101.40 males. For every 100 females age 18 and over, there were 101.90 males.
The median income for a household in the county was $24,911, and the median income for a family was $28,287. Males had a median income of $18,750 versus $19,107 for females. Theper capita income for the county was $11,860. About 22.40% of families and 26.90% of the population were below thepoverty line, including 34.30% of those under age 18 and 18.80% of those age 65 or over.
As of 2008, Keya Paha County was the most Republican of all the counties in Nebraska, with 82.7% of its 707 registered voters registered as Republicans.[15] The last Democratic presidential candidate to win the county wasWoodrow Wilson in 1916.[16] In 1932, it was one of only two counties in the state not to vote forFranklin D. Roosevelt.[17] The county was also the only one statewide to reject FDR in all four of his runs and one of the westernmost to do so along with Utahs Kane and South Dakotas Lawrence counties. 1994,Ben Nelson was the last Democratic gubernatorial candidate to carry the county.[18]
United States presidential election results for Keya Paha County, Nebraska[19][20]