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ZIP CODE TABULATION AREA

94505

California · 14,970 residents · 16.672 sq mi
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ZIP 94505 is significantly wealthier than the US average, with a median household income of $146,480. Population has held roughly steady since 2024. Median home value is $830,500. With a median age of 45.8, the population is older than the US median of 38.9. Among the 42 ZIP codes in Contra Costa County, 94505 ranks 14th by median household income.

$146,480
US average: $82,259
$830,500
US average: $376,019
32.6%
US average: 35.6%
Age, sex & households
Under 18
22.5%
Age 65+
19.2%
49.3%
50.7%
2.74 people
Race & ethnicity · 2024
2024
White, non-Hispanic55.7%(8,334)
Black8.2%(1,226)
Hispanic / Latino19.2%(2,868)
Asian6.9%(1,037)
Other10.1%(1,505)
Diversity Score79%(11,822)
Housing
Commute & vehicles
Work & employment
People & community
Affordability & inequality
Within Contra Costa County
Income rank vs other ZIPs
LOWEST14TH OF 42HIGHEST
Adjacent ZIPs
94506$250,001
94507$250,001
94509$86,196
94511$74,972
Frequently asked

How many people live in ZIP code 94505?

ZIP code 94505 has about 14,970 residents according to the 2024 American Community Survey.

What is the median household income in ZIP code 94505?

The typical household in ZIP code 94505 earns about $146,480 a year. Half of households make more than that, and half make less.

Is ZIP code 94505 expensive?

In ZIP code 94505, the median home is worth about $830,500, and the typical rent is about $3,029 a month.

How educated are people in ZIP code 94505?

About 32.6% of adults age 25 and over in ZIP code 94505 hold a bachelor's degree or higher.

What is the poverty rate in ZIP code 94505?

About 7.4% of people in ZIP code 94505 live below the federal poverty line.

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DATA: US CENSUS BUREAU ACS 5-YEAR · ZCTA · UPDATED 2024