and 12.00% of that age 65 or over. 2010 census At the 2010 census, there were 548,285 people, 213,010 households, and 141,338 families in the county. The population density was . There were 230,535 housing units at an average density of . The racial makeup of the county was 88.4% white, 3.3% black, 1.9% Asian, 0.4% American Indian, 3.4% from other races, and 2.6% from two or more races. Those of Hispanic or Latino origin made up 6.0% of the population. The largest ancestry groups were: 30.1% Portuguese 19.2% Irish 13.1% French 12.5% English 9.3% Italian 5.7% French Canadian 5.0% German 4.5% Polish 3.4% Puerto Rican 3.3% Sub-Saharan African 2.5% American 2.0% Scottish 1.4% Swedish 1.3% Scotch-Irish 1.0% Arab Of the 213,010 households, 32.6% had children under the age of 18 living with them, 47.5% were married couples living together, 14.0% had a female householder with no husband present, 33.6% were non-families, and 27.4% of households were made up of individuals. The average household size was 2.50 and the average family size was 3.06. The median age was 39.8 years. The median household income was $54,955 and the median family income was $70,161. Males had a median income of $51,785 versus $39,714 for females. The per capita income for the county was $27,736. About 8.8% of families and 11.3% of the population were below the poverty line, including 15.7% of those under age 18 and 10.4% of those age 65 or over. Income breakdown by town The ranking of unincorporated communities that are included on the list are reflective if the census designated locations and villages were included as cities or towns. Data is from the 2007-2011 American Community Survey 5-Year Estimates. Politics and government Bristol County has voted for the presidential nominee of the Democratic Party in every election since 1960. |} Paul B. Kitchen—County Commissioner John R. Mitchell—County Commissioner John T. Saunders—County Commissioner Thomas M. Quinn, III—District Attorney Thomas M. Hodgson—Sheriff Christopher T. Saunders—County Treasurer Barry Amaral—Register of Deeds, Northern District Bernard McDonald—Register of Deeds, Fall River District Frederick M. Kalisz—Register of Deeds, Southern District Marc Santos—Clerk of Courts The Bristol County Sheriff's Office maintains its administrative headquarters and operates several jail facilities in the Dartmouth Complex in North Dartmouth in Dartmouth. Jail facilities in the Dartmouth Complex include the Bristol County House Of Correction and Jail, the Bristol County Sheriff's Office Women's Center, and the C. Carlos