City safety & data profile

Discovery BayCA

Discovery Bay, CA is a 13K-resident city in Contra Costa County with a median household income of $147,117.

Contra Costa County, California. Federal health, economic, and safety indicators for Discovery Bay, drawn from the U.S. Census Bureau American Community Survey, CDC PLACES, and CMS Hospital Compare. Discovery Bay has a population larger than 20% of the 4,640 U.S. cities Areazine tracks, and a median home value of $832,000.

Data updated 2026-07-20

13K
Population
Top 80%
By size
$147,117
Median income
$832,000
Median home
7.4%
Poverty rate

The read on Discovery Bay

Discovery Bay posts a median household income higher than 92% of U.S. cities Areazine tracks.

Top 8%
by median income, US cities

Where Discovery Bay income ranks nationally

Median household income vs. every place Areazine profiles (place-level ACS)

$147,117 Top 8% higher than 92% of 3,889 places Areazine profiles

$0–$20,000: 0 places Areazine profiles (0%). Below this entry. $20,000–$40,000: 71 places Areazine profiles (2%). Below this entry. $40,000–$60,000: 788 places Areazine profiles (20%). Below this entry. $60,000–$80,000: 1,055 places Areazine profiles (27%). Below this entry. $80,000–$100,000: 768 places Areazine profiles (20%). Below this entry. $100,000–$120,000: 515 places Areazine profiles (13%). Below this entry. $120,000–$140,000: 308 places Areazine profiles (8%). Below this entry. $140,000–$160,000: 171 places Areazine profiles (4%). This entry sits in this band. $160,000–$180,000: 92 places Areazine profiles (2%). Above this entry. $180,000–$200,000: 47 places Areazine profiles (1%). Above this entry. $200,000–$220,000: 28 places Areazine profiles (1%). Above this entry. $220,000–$240,000: 18 places Areazine profiles (0%). Above this entry. $240,000–$260,000: 28 places Areazine profiles (1%). Above this entry. CA $0 $260,000 every profiled place, bucketed by value

Each bar is a $20K-wide band; taller bars hold more places Areazine profiles. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source U.S. Census Bureau, American Community Survey (place-level) · 2024 ACS 5-year

The quick read

Reading Discovery Bay, CA beyond the headline numbers

Discovery Bay sits inside Contra Costa County, California, at roughly 37.91°N, -121.60°W. Population 13,352, $147,117 median household income. Median home value $832,000, median rent $3,029. Poverty rate 7.4%, read against that income figure since two cities on the same median can differ underneath it.

CDC PLACES: Discovery Bay's highest-prevalence health measure is short sleep duration at 34.9%, then high blood pressure at 32%.

Sources: U.S. Census ACS, CDC PLACES, CMS Hospital Compare, plus live alerts for Discovery Bay from FEMA, NOAA, FDA, and CPSC. Comparison bars benchmark each metric against the national reference.

Population
13,352
Discovery Bay
Median Income
$147,117
+116% vs avg
Median Home Value
$832,000
+265% vs avg
Median Age
45.6
years

10-Year Trends 2013–2024

County-level trend (Contra Costa County) - Discovery Bay's own historical series isn't separately published by the Census Bureau, so these year-over-year figures track the surrounding county, not the city alone.

20132024
Population
1.2M+9%
Median Income
$127,229+62%
Median Home Value
$866,800+115%
Poverty Rate
8.4%-20%
Unemployment
6.5%-37%

Economics

Economics indicators for Discovery Bay, CA
IndicatorValue
Median Rent
$3,029/mo
Poverty Rate
7.4% -48% vs avg
Unemployment 8.6%
Bachelor's Degree+ 32.7%
Work From Home 22.3%
Public Transit 0.2%

Population

White 58.9%
African American 9%
Asian 7%
Two or More Ethnicities 5.9%

Health Profile 15 measures

Health Indicators

Short Sleep Duration
34.9%
High Blood Pressure
32%
Obesity
29.8%
Physical Inactivity
21.4%
Binge Drinking
16.9%
Frequent Mental Distress
16.6%
Frequent Physical Distress
12.8%
Diabetes
10.5%
Current Asthma
10.3%
Current Smoking
10.3%

Preventive Care

Dental Visit 69.6%
Annual Checkup 73%

Other Measures

Lack of Health Insurance
6.1%
Coronary Heart Disease
5.8%
Stroke
3.1%

Frequently Asked Questions 5

What is the population of Discovery Bay, CA? ▼
Discovery Bay, CA has a population of 13,352 people, located in Contra Costa County, California.
What is the median household income in Discovery Bay? ▼
The median household income in Discovery Bay, CA is $147,117 per year, per the U.S. Census ACS. The poverty rate is 7.4%.
What is the median home value in Discovery Bay? ▼
The median home value in Discovery Bay, CA is $832,000. Median rent is $3,029/month.
What are the top health concerns in Discovery Bay? ▼
The top health indicators in Discovery Bay include Short Sleep Duration (34.9%), High Blood Pressure (32%), Obesity (29.8%). Data from CDC PLACES.
What is the median age in Discovery Bay? ▼
The median age in Discovery Bay, CA is 45.6 years. 32.7% of residents have a bachelor's degree or higher.

Safety Context

Discovery Bay, CA is located in Contra Costa County, California. With a population of 13K and a $147,117 median household income, the community faces health challenges including short sleep duration and high blood pressure. Safety alerts for the Discovery Bay area are monitored from federal and state agencies including FEMA, NOAA, FDA, and CPSC.

Safety Guides

How Product Recalls Work

CPSC, FDA & NHTSA recall process explained

Understanding Weather Alerts

Watch vs warning vs advisory explained

Earthquake Magnitude Explained

What the numbers mean & when to act
All safety guides →

Primary source data

EPA Outdoor Air Quality Data

Federal monitoring network, every measurement we report

AirNow - California

Real-time AQI for every monitored California location

National Weather Service

NOAA active watches, warnings, advisories

CDC Air Quality & Health

Health-impact reference for every AQI category

EPA NAAQS standards

National Ambient Air Quality Standards, the regulatory thresholds

Nearby Cities 8

Brentwood, CA 59K Oakley, CA 40K Antioch, CA 111K Tracy, CA 87K Livermore, CA 88K Pittsburg, CA 69K Stockton, CA 306K Lathrop, CA 21K
All cities in California → Compare Discovery Bay vs Brentwood → All comparisons → Browse all cities

Using Discovery Bay's profile

Use this as a starting research checklist, not a verdict on whether to live here.

  • Check live recalls, weather and hazard alerts scoped to the Discovery Bay area before relying on national headlines. Check your area
  • Read the poverty rate alongside the income figure, two places with the same median can have very different realities.
  • Compare Discovery Bay against California peers on any ranking lens. Explore California

Population and economics (income, home value, poverty, education) are place-level U.S. Census ACS; health is CDC PLACES; hospital counts reflect facilities in and around the city.

Data Sources

All data on this page comes from official U.S. government sources. Population and economic data from the Census Bureau American Community Survey (2024 5-year estimates, place geography). Health data from the CDC PLACES program (2023). Hospital ratings from CMS Hospital Compare (2024). Climate data from NOAA. Education data from NCES. Cost of living from Bureau of Economic Analysis. Crime statistics, where referenced on Areazine, originate from the FBI Crime Data Explorer. Housing market figures referenced on Areazine come from HUD Fair Market Rents. Census economics and population are at place geography; some health and hospital indicators are reported at the county level (Contra Costa County) where that is the smallest published unit.

Every figure on Areazine is published directly from official U.S. government sources, no number is typed in by an editor. City demographic and health figures are compiled directly from U.S. Census, CDC, and CMS releases, updated quarterly within 30 days of upstream release. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of 2026.