The Rapid City Metropolitan Statistical Area, as defined by the United States Census Bureau, is an area consisting of Meade and Pennington County in South Dakota, anchored by the city of Rapid City. As of the 2010 census, the MSA had a population of 126,382 (though a July 1, 2014 estimate placed the population at 135,193).
The ethnic makeup of the MSA, according to the 2010 U.S. Census, was the following:
As of the census of 2010, there were 126,382 people, 51,154 households, and 33,390 families residing in the MSA. The population density was 20.2 people per square mile (7.8/km²). There were 55,949 housing units at an average density of 8.9 per square mile (3.4/km²). 27.9% were of German, 7.2% Irish, 6.7% Norwegian, and 5.2% English ancestry.
There were 51,154 households out of which 32.0% had children under the age of 18 living with them, 49.2% were married couples living together, 11.2% had a female householder with no husband present, and 34.7% were non-families. 28.0% of all households were made up of individuals and 9.4% had someone living alone who was 65 years of age or older. The average household size was 2.45 and the average family size was 2.93.
As of the census of 2000, there were 112,818 people, 43,446 households, and 29,978 families residing within the MSA. The racial makeup of the MSA was 87.98% White, 0.99% African American, 6.79% Native American, 0.82% Asian, 0.06% Pacific Islander, 0.67% from other races, and 2.69% from two or more races. Hispanic or Latino of any race were 2.53% of the population.