Butte is a city that is located in Silver Bow County, Montana and is the county seat. In 1977, the city and county governments consolidated to form the single entity of Butte-Silver Bow City. As of the 2000 census, Butte had a total population of 33,892.
According to the United States Census Bureau, Butte has a total area of 1,856.5 km² (716.8 mi²). 1,854.7 km² (716.1 mi²) of it is land and 1.7 km² (0.7 mi²) of it is water. The total area is 0.09% water.
As of the census of 2000, there are 33,892 people, 14,135 households, and 8,735 families residing in Butte. The population density is 18.3/km² (47.3/mi²). There are 15,833 housing units at an average density of 8.5 persons/km² (22.1 persons/mi²). The racial makeup of Butte is 95.38% White, 0.16% African American, 1.99% Native American, 0.43% Asian, 0.06% Pacific Islander, 0.59% from other races, and 1.39% from two or more races. 2.74% of the population are Hispanic or Latino of any race.
There are 14,135 households out of which 27.9% have children under the age of 18 living with them, 47.7% are married couples living together, 10.5% have a woman whose husband does not live with her, and 38.2% are non-families. 32.8% of all households are made up of individuals and 13.8% have someone living alone who is 65 years of age or older. The average household size is 2.32 and the average family size is 2.97.
In Butte the population is spread out with 23.7% under the age of 18, 9.6% from 18 to 24, 26.7% from 25 to 44, 23.9% from 45 to 64, and 16.1% who are 65 years of age or older. The median age is 39 years. For every 100 females there are 97.8 males. For every 100 females age 18 and over, there are 96.2 males.
The median income for a household in Butte is $30,516, and the median income for a family is $40,186. Males have a median income of $31,409 versus $21,626 for females. The per capita income for Butte is $17,068. 15.0% of the population and 10.7% of families are below the poverty line. Out of the total people living in poverty, 19.2% are under the age of 18 and 9.0% are 65 or older.