Dawson County is a county located in the U.S. state of Montana. As of the 2010 United States Census, the population was 8,966. Its county seat is Glendive.
According to the US Census Bureau, the county has a total area of 2,383 square miles (6,170 km), of which 2,372 square miles (6,140 km) is land and 11 square miles (28 km) (0.5%) is water.
Dawson County is located in the extreme eastern portion of Montana, about fifteen to twenty miles west of the Dakota line.
Dawson County contains part of Montana’s badlands. Makoshika State Park is an example of that area’s unusual rock formations. Dawson County’s principal water sources are the Yellowstone River, which bisects its southeastern section, and the Redwater River in its northwest corner. Numerous creeks are tributary to these streams, furnishing abundant and accessible facilities watering livestock and for small irrigation enterprises and water conservation projects. In the upper bench lands, artesian well irrigation has received considerable attention.
Parts of Dawson County were taken to form Valley County in 1893, Richland County and part of Wibaux County in 1914, part of Prairie County in 1915, and Garfield County and part of McCone County in 1919.
As of the 2000 United States Census, there were 9,059 people, 3,625 households, and 2,475 families residing in the county. The population density was 4 people per square mile (1/km²). There were 4,168 housing units at an average density of 2 per square mile (1/km²). The racial makeup of the county was 97.43% White, 0.25% Black or African American, 1.23% Native American, 0.13% Asian, 0.01% Pacific Islander, 0.31% from other races, and 0.64% from two or more races. 0.89% of the population were Hispanic or Latino of any race. 39.7% were of German, 17.0% Norwegian, 7.3% Irish and 6.5% English ancestry. 97.0% spoke English, 1.4% German and 1.0% Spanish as their first language.
There were 3,625 households out of which 29.70% had children under the age of 18 living with them, 58.50% were married couples living together, 6.80% had a female householder with no husband present, and 31.70% were non-families. 28.40% of all households were made up of individuals and 12.20% had someone living alone who was 65 years of age or older. The average household size was 2.37 and the average family size was 2.90.
The county population contained 23.10% under the age of 18, 8.80% from 18 to 24, 24.90% from 25 to 44, 25.40% from 45 to 64, and 17.70% who were 65 years of age or older. The median age was 41 years. For every 100 females there were 98.30 males. For every 100 females age 18 and over, there were 99.90 males.
The median income for a household in the county was $31,393, and the median income for a family was $38,455. Males had a median income of $29,487 versus $18,929 for females. The per capita income for the county was $15,368. About 11.70% of families and 14.90% of the population were below the poverty line, including 18.70% of those under age 18 and 11.20% of those age 65 or over.
As of the 2010 United States Census, there were 8,966 people, 3,749 households, and 2,429 families residing in the county. The population density was 3.8 inhabitants per square mile (1.5/km). There were 4,233 housing units at an average density of 1.8 per square mile (0.69/km). The racial makeup of the county was 95.7% white, 1.7% American Indian, 0.3% black or African American, 0.3% Asian, 0.3% from other races, and 1.6% from two or more races. Those of Hispanic or Latino origin made up 2.0% of the population. In terms of ancestry, 46.6% were German, 16.3% were Norwegian, 15.5% were Irish, 8.2% were English, and 6.5% were American.
Of the 3,749 households, 26.8% had children under the age of 18 living with them, 54.1% were married couples living together, 6.7% had a female householder with no husband present, 35.2% were non-families, and 31.2% of all households were made up of individuals. The average household size was 2.26 and the average family size was 2.82. The median age was 43.5 years.
The median income for a household in the county was $50,752 and the median income for a family was $63,982. Males had a median income of $45,222 versus $30,993 for females. The per capita income for the county was $24,602. About 7.4% of families and 9.3% of the population were below the poverty line, including 15.5% of those under age 18 and 9.6% of those age 65 or over.