Discovery Bay

County:: Contra Costa County
County Seat:: No
Area (mi²):: 5.592
State:: California

Discovery Bay is a CDP located in Contra Costa County, California. Discovery Bay has a 2025 population of 15,864. Discovery Bay is currently growing at a rate of 1.06% annually but its population has decreased by -0.25% since the most recent census, which recorded a population of 15,904 in 2020.

The average household income in Discovery Bay is $175,165 with a poverty rate of 6.05%.The median age in Discovery Bay is 44.4 years: 42.5 years for males, and 45.4 years for females.

Demographics

The racial composition of Discovery Bay includes 67.66% White, 7.03% other race, 6.21% Black or African American, 5.09% Asian, and smaller percentages for Native American, Native Hawaiian or Pacific Islander and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	10,314	67.66%
Two or more races	2,006	13.16%
Other race	1,071	7.03%
Black or African American	946	6.21%
Asian	776	5.09%
Native American	118	0.77%
Native Hawaiian or Pacific Islander	12	0.08%

Discovery Bay Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Discovery Bay's average per capita income is $89,107. Household income levels show a median of $154,792. The poverty rate stands at 6.05%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.

Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.

Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.

Name	Median	Mean
Married Families	$173,199	-
Families	$155,739	$174,318
Households	$154,792	$175,165
Non Families	$101,591	$168,680

$89,107

Average Income

$154,792

Median Household Income

6.05%

Poverty Rate