Discovery Bay is a city located in Alameda County, Contra Costa County, and San Joaquin County California. Discovery Bay has a 2024 population of 14,820. Discovery Bay is currently declining at a rate of -1.8% annually and its population has decreased by -6.82% since the most recent census, which recorded a population of 15,904 in 2020.
The average household income in Discovery Bay is $172,081 with a poverty rate of 6.12%. The median rental costs in recent years comes to - per month, and the median house value is -. The median age in Discovery Bay is 43.9 years, 42.1 years for males, and 44.7 years for females.
According to the most recent ACS, the racial composition of Discovery Bay was:
White
Two or more races
Asian
Black or African American
Other race
Native American
Native Hawaiian or Pacific Islander
Household Type | Count | Average Size | Owner | Renter |
|---|---|---|---|---|
| All | 5,451 | 2.81 | 89.9 | 10.1 |
| Married | 3,536 | 3.2 | 93.7 | 6.3 |
| Non Family | 1,083 | 1.25 | 94.6 | 5.4 |
| Female | 499 | 2.68 | 74.7 | 25.3 |
| Male | 333 | 3.91 | 57.7 | 42.3 |
3.1
Average Family Size
2.81
Average Household Size
89.9%
Rate of Home Ownership
Married
Male
Female
NonFamily
owner
renter
Male
Female
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
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
$87,959
Average Earnings
$101,115
Average Male
$62,413
Average Female
Only English
Spanish
Other Indo-European Languages
Asian and Pacific Island Languages
Other Languages
86.41% of Discovery Bay residents speak only English, while 13.59% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 6.71% of the population.
rate
6.12%
Overall Poverty Rate
5.75%
Male Poverty Rate
6.5%
Female Poverty Rate
The race most likely to be in poverty in Discovery Bay is Other, with 28.67% below the poverty level.
The race least likely to be in poverty in Discovery Bay is Multiple, with 0.94% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 0.73%. Among those working part-time, it was 5.5%, and for those that did not work, the poverty rate was 10.95%.
Married
Widowed
Divorced
Separated
NeverMarried
60.9%
Overall Marriage Rate
62.4%
Male Marriage Rate
59.5%
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
Less Than 9th Grade
High School Graduate
Some College
Bachelors or Greater
0.9%
Veteran Poverty Rate
23.39%
Veteran Disability Rate
LaborForceParticipation
62.5%
Labor Force Participation
59.2%
Employment Rate
5.4%
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
70.1%
Born in Discovery Bay
90.71%
Native Born
9.29%
Foreign Born
2.57%
Non Citizen
6.72%
Naturalized
90.71% of Discovery Bay residents were born in the United States, with 70.1% having been born in California. 2.57% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.
Year | Population | Growth | Growth Rate |
|---|---|---|---|
| 2024 | 14,820 | -271 | -1.8% |
| 2023 | 15,091 | -271 | -1.76% |
| 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% |