Contra Costa County , California

Population: 1,161,458 residents · 2023 Census ACS

Income $125,727 Home $830,800 Rent $2,322/mo
Page updated: · Data vintage: CDC PLACES 2023 · FEMA NRI v1.20
Sources: CDC PLACES·FEMA NRI·Census ACS · Methodology

With over 1.2 million residents, Contra Costa County aggregates the data of an entire major-metro region. Median figures here mask meaningful variation between urban core and suburban edge: home values across the county average $831,000, household income $125,727. FEMA's National Risk Index ranks Contra Costa County in the top 1% nationally for overall natural-hazard exposure, with earthquake risk the dominant local risk.

$125,727
Median Income
household
$830,800
Home Value
median
$2,322/mo
Monthly Rent
median gross
N/A
Unemployment
rate

Income & Housing

Median Household Income $125,727
Per Capita Income $61,727
Poverty Rate 8.3%
Median Home Value $830,800
Median Gross Rent $2,322/mo
Owner Occupied 67.7%
Renter Occupied 32.3%

Demographics & Education

Total Population 1,161,458
Median Age 40.3 yrs
Bachelor's or Higher 44.9%

Health Outcomes

CDC PLACES 2023 · % of adults

27.8%
Obesity
9.6%
Diabetes
9.3%
Smoking
27.5%
High Blood Pressure
23.7%
No Physical Activity
19.7%
Depression
35.8%
Insufficient Sleep
72.7%
Annual Checkup

Natural Hazard Risk

FEMA National Risk Index · county-level scores

Very High

Overall risk score: 99.5  ·  99th national percentile

🌊 Flood
66.00
🌪️ Tornado
49.87
🔥 Wildfire
97.58
❄️ Winter Storm
9.23
🌍 Earthquake
99.75
☀️ Drought
94.62

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