is a city located in Contra Costa County, California
. As of the 2000
census, the city had a total population of 19,488.
Geography\nHercules is located at 38°0'27" North, 122°15'31" West (38.007489, -122.258742)1
According to the United States Census Bureau
, the city has a total area of 47.4 km²
). 16.8 km² (6.5 mi²) of it is land and 30.6 km² (11.8 mi²) of it is water. The total area is 64.59% water.
Demographics\nAs of the census2
, there are 19,488 people, 6,423 households, and 4,997 families residing in the city. The population density
is 1,161.2/km² (3,008.2/mi²). There are 6,546 housing units at an average density of 390.0/km² (1,010.5/mi²). The racial makeup of the city is 27.98% White
, 18.78% Black
or African American
, 0.25% Native American
, 42.73% Asian
, 0.46% Pacific Islander
, 4.47% from other races
, and 5.33% from two or more races. 10.81% of the population are Hispanic
of any race.
There are 6,423 households out of which 41.7% have children under the age of 18 living with them, 60.8% are married couples living together, 13.2% have a female householder with no husband present, and 22.2% are non-families. 17.8% of all households are made up of individuals and 3.7% have someone living alone who is 65 years of age or older. The average household size is 3.03 and the average family size is 3.46.
In the city the population is spread out with 26.6% under the age of 18, 8.5% from 18 to 24, 30.2% from 25 to 44, 27.3% from 45 to 64, and 7.4% who are 65 years of age or older. The median age is 37 years. For every 100 females there are 90.3 males. For every 100 females age 18 and over, there are 86.2 males.
The median income for a household in the city is $75,196, and the median income for a family is $82,214. Males have a median income of $50,672 versus $40,433 for females. The per capita income for the city is $27,699. 3.2% of the population and 1.9% of families are below the poverty line. Out of the total people living in poverty, 3.5% are under the age of 18 and 5.4% are 65 or older.