 The 2010 Census reported that 77,331 people (99.8% of the population) lived in households, 81 (0.1%) lived in non-institutionalized group quarters, and 107 (0.1%) were institutionalized.There were 27,461 households, out of which 9,729 (35.4%) had children under the age of 18 living in them, 15,405 (56.1%) were opposite-sex married couples living together, 2,743 (10.0%) had a female householder with no husband present, 1,324 (4.8%) had a male householder with no wife present.There were 1,348 (4.9%) unmarried opposite-sex partnerships, and 184 (0.7%) same-sex married couples or partnerships.