which is land and (17.0%) is water. The topography is coastal plain; however there are some rolling hills. National protected areas Fort Caroline National Memorial Timucuan Ecological and Historic Preserve Adjacent counties Nassau County - north and northwest St. Johns County - southeast Clay County - southwest Baker County - west Demographics As of the 2020 United States census, there were 995,567 people, 369,704 households, and 225,060 families residing in the county. 2010 Census U.S. Census Bureau 2010 Ethnic/Race Demographics: White (non-Hispanic) (60.9% when including White Hispanics): 56.6% (10.7% German, 10.6% Irish, 9.2% English, 4.1% Italian, 2.3% French, 2.1% Scottish, 2.1% Scotch-Irish, 1.8% Polish, 1.2% Dutch, 0.6% Russian, 0.6% Swedish, 0.6% Norwegian, 0.5% Welsh, 0.5% French Canadian) Black (non-Hispanic) (29.5% when including Black Hispanics): 28.9% (1.7% Subsaharan African, 1.4% West Indian/Afro-Caribbean American [0.5% Haitian, 0.4% Jamaican, 0.1% Other or Unspecified West Indian, 0.1% Bahamian]) Hispanic or Latino of any race: 7.6% (2.5% Puerto Rican, 1.7% Mexican, 0.8% Cuban) Asian: 4.2% (1.7% Filipino, 0.8% Indian, 0.6% Other Asian, 0.4% Vietnamese, 0.3% Chinese, 0.2% Korean, 0.1% Japanese) Two or more races: 2.9% American Indian and Alaska Native: 0.4% Native Hawaiian and Other Pacific Islander: 0.1% Other Races: 2.1% (0.9% Arab) In 2010, 6.7% of the population considered themselves to be of only "American" ancestry (regardless of race or ethnicity.) Of the 342,450 households 28.68% had children under the age of 18 living with them, 41.92% were married couples living together, 16.74% had a female householder with no husband present, and 36.27% were non-families. 24.85% of households were one person and 8.05% (2.29% male and 5.76% female) had someone living alone who was 65 or older. The average household size was 2.47 and the average family size was 3.04. The age distribution was 23.5% under the age of 18, 10.5% from 18 to 24, 28.4% from 25 to 44, 26.4% from 45 to 64, and 11.1% 65 or older. The median age was 35.8 years. For every 100 females there were 94.3 males. For every 100 females age 18 and over, there were 91.6 males. The median household income was $49,463 and the median family income was $60,114. Males had a median income of $42,752 versus $34,512 for females. The per capita income for the county was $25,854. About 10.4% of families and 14.2% of the population were below the poverty line, including 20.3% of those under age 18 and 9.6% of those