Cedar County is a county in the U.S. state of Nebraska. As of the 2020 United States Census, the population was 8,380.^[1] The county seat is Hartington.^[2] The county was formed in 1857, and was named for the Cedar tree groves in the area.^[3][4][5]

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Cedar County
County
Cedar County Courthouse in Hartington
Location within the U.S. state of Nebraska
Nebraska's location within the U.S.
Coordinates: 42°36′N 97°15′W
Country	United States
State	Nebraska
Founded	1857
Seat	Hartington
Largest city	Hartington
Area
• Total	746 sq mi (1,930 km2)
• Land	740 sq mi (1,900 km2)
• Water	5.5 sq mi (14 km2)  0.7%
Population  (2020)
• Total	8,380
• Density	11/sq mi (4.3/km2)
Time zone	UTC−6 (Central)
• Summer (DST)	UTC−5 (CDT)
Congressional district	3rd
Website	www.co.cedar.ne.us

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In the Nebraska license plate system, Cedar County is represented by the prefix 13 (it had the 13th-largest number of vehicles registered in the county when the license plate system was established in 1922).

Cedar County is on the northern edge of Nebraska. Its north boundary abuts the south boundary line of the state of South Dakota, across the Missouri River. According to the US Census Bureau, the county has an area of 746 square miles (1,930 km²), of which 740 square miles (1,900 km²) is land and 5.5 square miles (14 km²) (0.7%) is water.^[6]

As of the 2000 United States Census^[18] there were 9,615 people, 3,623 households, and 2,565 families in the county. The population density was 13 people per square mile (5.0 people/km²). There were 4,200 housing units at an average density of 6 units per square mile (2.3/km²). The racial makeup of the county was 99.07% White, 0.10% Black or African American, 0.20% Native American, 0.04% Asian, 0.01% Pacific Islander, 0.18% from other races, and 0.40% from two or more races. 0.43% of the population were Hispanic or Latino of any race. 69.8% were of German and 5.1% American ancestry.

There were 3,623 households, out of which 34.80% had children under the age of 18 living with them, 63.60% were married couples living together, 4.30% had a female householder with no husband present, and 29.20% 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 2.60 and the average family size was 3.20.

The county population contained 29.40% under the age of 18, 6.00% from 18 to 24, 24.20% from 25 to 44, 20.30% from 45 to 64, and 20.00% who were 65 years of age or older. The median age was 39 years. For every 100 females there were 100.10 males. For every 100 females age 18 and over, there were 97.10 males.

The median income for a household in the county was $33,435, and the median income for a family was $39,422. Males had a median income of $26,707 versus $18,370 for females. The per capita income for the county was $15,514. About 6.30% of families and 9.10% of the population were below the poverty line, including 10.70% of those under age 18 and 9.70% of those age 65 or over.

Cedar County voters are strongly Republican. In only one national election since 1936 has the county selected the Democratic Party candidate (as of 2020).

Wikimedia Commons has media related to Cedar County, Nebraska.

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

• Cedar County, Nebraska - Official Site