US ZIP Code Map

ZIP code

94509

Antioch, CA

STANDARD

94509 covers Antioch in Contra Costa County, with 71,013 people in the ACS estimate.

Map of 94509, Antioch

ZIP code map

ACS population

71,013

Median household income

$81,512

Median home value

$565,300

About ZIP code 94509

Type

STANDARD

City

Antioch

County

Contra Costa County

Timezone

America/Los_Angeles

Area codes

925

Land area

17.4 sq mi

Water area

0.23 sq mi

Households

24,048

Median gross rent

$2,052

More enterprise fields

Timezone
America/Los_Angeles
Area Codes
925
World Region
NA
Country
US
Housing Count
23,363
Irs Estimated Households
30,170
Population Count
69,931
Irs Estimated Population
57,790

People in 94509

Race

  • White22,079
  • Black or African American12,970
  • American Indian or Alaska Native1,224
  • Asian5,961
  • Native Hawaiian and Pacific Islander958
  • Other race16,912
  • Two or more races9,827

Hispanic or Latino (any race): 28,840

Age

  • Under 109,326
  • 10 to 1910,121
  • 20 to 299,570
  • 30 to 3910,026
  • 40 to 498,480
  • 50 to 598,783
  • 60 to 697,469
  • 70 to 794,108
  • 80 and older2,048

Income and housing in 94509

Poverty rate

13.7%

Median earnings

$42,401

Median household income

$81,512

Median home value

$565,300

Median gross rent

$2,052

Education

  • High school graduate82.4%
  • Bachelor's degree18.9%
  • Graduate degree4.8%

Places covering 94509

Cities and places

Counties

0.0% of this ZIP is outside city limits (a real overlap row, not missing data).

Population history for 94509

IRS populationACS population
77,40338,701020052023

Hover a year for IRS and ACS values.

ZIP codes near 94509

  1. 94531Antioch3.4 miPop 44,746 · Income $123,428
  2. 94565Pittsburg5.6 miPop 99,933 · Income $95,035
  3. 94561Oakley7.1 miPop 45,386 · Income $130,859
  4. 94517Clayton7.8 miPop 12,164 · Income $164,860
  5. 94521Concord8.4 miPop 41,118 · Income $127,312
  6. 94548Knightsen8.8 miPop 637 · Income $183,100
  7. 94511Bethel Island9.7 miPop 2,144 · Income $78,393
  8. 94512Birds Landing9.7 miPop 134 · Income —
  9. 94519Concord10.3 miPop 19,918 · Income $123,366
  10. 94513Brentwood10.9 miPop 68,160 · Income $139,736
  11. 94522Concord11.5 miPop 585 · Income —
  12. 94518Concord11.8 miPop 27,743 · Income $111,406

ZIP code 94509 FAQ

What city is ZIP code 94509 in?
94509 is in Antioch, CA.
What county is 94509 in?
94509 is in Contra Costa County.
What is the median household income in 94509?
The median household income in 94509 is $81,512.
Which ZIP codes are near 94509?
Use the radius tool on this page to list ZIP codes within a chosen distance of 94509.