Discovery Bay is a CDP located in Contra Costa County California. Discovery Bay has a 2024 population of 15,697. Discovery Bay is currently growing at a rate of 1.08% annually but its population has decreased by -1.3% 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.
According to the most recent ACS, the racial composition of Discovery Bay was:
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% |
White
Two or more races
Other race
Black or African American
Asian
Native American
Native Hawaiian or Pacific Islander
Household Type | Count | Average Size | Owner | Renter |
|---|---|---|---|---|
| All | 5,494 | 2.77 | 88.7 | 11.3 |
| Married | 3,603 | 3.18 | 92 | 8 |
| Non Family | 1,128 | 1.25 | 93.1 | 6.9 |
| Female | 570 | 2.78 | 71.2 | 28.8 |
| Male | 193 | 3.9 | 54.4 | 45.6 |
3.08
Average Family Size
2.77
Average Household Size
88.7%
Rate of Home Ownership
Married
Male
Female
NonFamily
owner
renter
Male
Female
Education Attained | Count | Percentage |
|---|---|---|
| 9th to 12th Grade | 516 | 4.82% |
| Associates Degree | 1,432 | 13.38% |
| Bachelors Degree | 2,352 | 21.98% |
| Graduate Degree | 1,189 | 11.11% |
| High School Graduate | 2,251 | 21.04% |
| Less Than 9th Grade | 76 | 0.71% |
| Some College | 2,885 | 26.96% |
Less Than 9th Grade
9th to 12th Grade
High School Graduate
Some College
Associates Degree
Bachelors Degree
Graduate Degree
High School Graduation Rate
Bachelors Rate
Race | Total | High School | Bachelors |
|---|---|---|---|
| White | 7,145 | 6,888 | 2,192 |
| Hispanic | 1,736 | 1,452 | 420 |
| 2+ Races | 1,154 | 965 | 282 |
| Other Race | 602 | 562 | 131 |
| Asian | 589 | 551 | 397 |
| Black | 555 | 542 | 392 |
| Native American | 89 | 67 | 0 |
| Islander | 12 | 12 | 12 |
The highest rate of high school graduation is among islander people with a rate of 100%.
The highest rate of bachelors degrees is among islander people with a rate of 100%.
All
Male
Female
Name | Average | Male | Female |
|---|---|---|---|
| Bachelors Degree | $106,290 | $122,969 | $88,500 |
| Graduate Degree | $113,243 | $151,595 | $58,777 |
| High School Graduate | $65,863 | $87,500 | $0 |
| Less Than 9th Grade | $64,420 | $90,813 | $63,452 |
| Overall | $89,107 | $110,114 | $64,195 |
| Some College | $92,835 | $113,082 | $78,694 |
$89,107
Average Earnings
$110,114
Average Male
$64,195
Average Female
Only English
Spanish
Other Indo-European Languages
Asian and Pacific Island Languages
Other Languages
84.59% of Discovery Bay residents speak only English, while 15.41% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 7.59% of the population.
rate
Name | Total | In Poverty | Poverty Rate |
|---|---|---|---|
| White | 9,396 | 629 | 6.69% |
| Hispanic | 2,740 | 182 | 6.64% |
| Other | 1,071 | 170 | 15.87% |
| Asian | 776 | 53 | 6.83% |
| Black | 946 | 53 | 5.6% |
| Multiple | 1,993 | 9 | 0.45% |
6.05%
Overall Poverty Rate
5.79%
Male Poverty Rate
6.3%
Female Poverty Rate
The race most likely to be in poverty in Discovery Bay is Other, with 15.87% below the poverty level.
The race least likely to be in poverty in Discovery Bay is Multiple, with 0.45% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 1.48%. Among those working part-time, it was 4.8%, and for those that did not work, the poverty rate was 10.1%.
rate
Rate | Poverty |
|---|---|
| High School | 7.51% |
| Bachelors or Greater | 6.16% |
| Less Than 9th Grade | 3.21% |
| Some College | 2.41% |
rate
Rate | Poverty |
|---|---|
| Male Employed | 1.85% |
| Female Employed | 1.85% |
| Female Unemployed | 0.99% |
| Male Unemployed | 0% |
Households
Families
MarriedFamilies
NonFamilies
Name | Median | Mean |
|---|---|---|
| Families | $155,739 | $174,318 |
| Households | $154,792 | $175,165 |
| Married Families | $173,199 | $-999,999,999 |
| Non Families | $101,591 | $168,680 |
mean
median
Married
Widowed
Divorced
Separated
NeverMarried
62.1%
Overall Marriage Rate
63.8%
Male Marriage Rate
60.4%
Female Marriage Rate
male
female
The age group where males are most likely to be married is 55-64, while the female age group most likely to be married is 55-64.
Married
Widowed
Divorced
Separated
NeverMarried
Second Gulf War
First Gulf War
Vietnam
Korea
World War II
784
Number of Veterans
751
Male Veterans
33
Female Veterans
War | Veterans |
|---|---|
| Vietnam | 332 |
| First Gulf War | 207 |
| Second Gulf War | 137 |
| Korea | 25 |
| World War II | 6 |
count
Age Group | Veterans |
|---|---|
| 65 to 74 | 259 |
| 75+ | 183 |
| 35 to 54 | 166 |
| 18 to 34 | 89 |
| 55 to 64 | 87 |
count
Name | Veterans | % of Total |
|---|---|---|
| White | 566 | 6.7% |
| Black | 114 | 20.32% |
| Hispanic | 87 | 4.25% |
| 2+ Races | 48 | 3.74% |
| Asian | 44 | 7.12% |
| Islander | 12 | 100% |
Less Than 9th Grade
High School Graduate
Some College
Bachelors or Greater
2.3%
Veteran Poverty Rate
23.09%
Veteran Disability Rate
LaborForceParticipation
62.4%
Labor Force Participation
57.3%
Employment Rate
8.1%
Unemployment Rate
LaborForceParticipation
LaborForceParticipation
Europe
Asia
Africa
Oceania
Latin America
North America
Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.
Europe
Asia
Africa
Oceania
Latin America
North America
68.21%
Born in Discovery Bay
88.89%
Native Born
11.11%
Foreign Born
3.01%
Non Citizen
8.1%
Naturalized
88.89% of Discovery Bay residents were born in the United States, with 68.21% having been born in California. 3.01% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.
Year | Population | Growth | Change |
|---|---|---|---|
| 2024 | 15,697 | 167 | 1.08% |
| 2023 | 15,530 | 168 | 1.09% |
| 2022 | 15,362 | -342 | -2.18% |
| 2021 | 15,704 | -200 | -1.26% |
| 2020 | 15,904 | -255 | -1.58% |
| 2019 | 16,159 | 178 | 1.11% |
| 2018 | 15,981 | 456 | 2.94% |
| 2017 | 15,525 | 760 | 5.15% |
| 2016 | 14,765 | 115 | 0.78% |
| 2015 | 14,650 | 335 | 2.34% |
| 2014 | 14,315 | 1,285 | 9.86% |
| 2013 | 13,030 | 410 | 3.25% |
| 2012 | 12,620 | 114 | 0.91% |
| 2011 | 12,506 | -846 | -6.34% |
| 2010 | 13,352 | 0 | 0% |