common to generate pollen noticeable by some people in February 2011. Demographics As of the 2020 United States census, there were 606,612 people, 236,005 households, and 148,934 families residing in the county. The population density was . As of 2021, 18.2% of residents were under the age of 18 and 24.2% were age 65 and over. There were 294,224 housing units and 76.2% of them were owner-occupied. There were 242,657 households in which the average household size was 2.46. In 2015, interracial marriage constituted 29% of all marriages, the fourth highest in the nation, which averaged 17%. The population was distributed by age with 19.8% under the age of 18, 7.9% from 18 to 24, 21.5% from 25 to 44, 30.4% from 45 to 64, and 20.4% who were 65 years of age or older. The median age was 45.5 years. For every 100 females there were 96.1 males. For every 100 females age 18 and over, there were 93.9 males. In 2010, there were 229,692 households, out of which 23.20% had children under the age of 18 living with them, 48.28% were married couples living together, 11.80% had a female householder with no husband present, and 35.40% were non-families. 28.44% of all households were made up of individuals, and 12.53% (4.00% male and 8.53% female) had someone living alone who was 65 years of age or older. The average household size was 2.33 and the average family size was 2.84. There were 74,000 veterans who lived in Brevard in 2010, accounting for 21% of the adults in the county. Of those, a local agency counted in 2010 that 225 of the veterans were homeless. In 2012, the Urban Institute ranked the Brevard metro fourth in the country for racial equality. Criteria were integration of neighborhoods, income, and the quality of schools minorities attend. The area was ranked first for Hispanic equality with whites. In 2010, the median income for a household in the county was $49,523, and the median income for a family was $60,842. Males had a median income of $48,191 versus $33,276 for females. The per capita income for the county was $27,606. About 7.2% of families and 10.5% of the population were below the poverty line, including 14.4% of those under age 18 and 6.9% of those aged 65 or over. In 2010, 8.6% of the county's population was foreign born, with 59.4% being naturalized American