Zip Code 94531 Map and Profile

Official Zip Code NameAntioch
Zip Code StateCalifornia
Zip Code TypeNon-Unique
Primary County: Contra Costa
Area Code925
Current Population:40290
Racial Majority: 26.55%
Public School Racial Majority:Black 32%
Unemployment Rate:8.3%
Median Household Income$106253
Average Adjusted Gross Income$68750
School Test Performance:Average
Average Commute Time43.3 Minutes
Time Zone:Pacific Standard Time
Elevation Range43 - 417 ft.
Area16 Sqm.
Coordinates(Y,X)37.95595900, -121.78359600

Zip Code 94531 Description

Zip Code 94531 is located in the state of California in the San Francisco - Oakland - San Jose metro area. Zip code 94531 is primarily located in Contra Costa County. The official US Postal Service name for 94531 is ANTIOCH, California. Portions of zip code 94531 are contained within or border the city limits of Antioch, CA, Oakley, CA, and Brentwood, CA. The area code for zip code 94531 is 925. 94531 can be classified socioeconically as a Middle Class class zipcode in comparison to other zipcodes in California.

The current unemployment level in 94531 is 8.3% which is higher than the current county unemployment level of 4.7% and is higher than the current state unemployment at 6.1% and higher than the current national unemployment rate at 4.3%.

The majority ethnicity residing in 94531 is while the majority ethnicity attending 94531 public schools is Black. 54.7% of students in 94531 public schools receive or are eligible to participate in free or reduced lunch programs.

20142010Change(+/-)
 White 11305 26.55% 11801 -4%
 Black Or African American 9076 21.31% 8707 +4%
 Hispanic 12010 28.2% 10249 +17%
 American Indian Or Alaskan Native 208 0.49% 144 +44%
 Asian 6764 15.88% 6727 +1%
 Native Hawaiian & Other Pacific Islander 235 0.55% 310 -24%
 Other Race 154 0.42% 154 +15%
 Two Or More Races 2198 6.6% 2198 +28%

Zip Code 94531 Race/Ethnicity

 White 15.6%
 Black Or African American 32%
 Hispanic 30.7%
 Asian 13.6%
 Hawaii/Pacific Islander 0.9%
 American Indian Or Alaskan Native 0.5%
 Two or More Races 6.7%

Zip Code 94531 Public School Race/Ethnicity Profile

20102000
Total Population402900
Male Population48.50%
Female Population51.50%
Total Households11639
Test Score PerformanceAverage
Percentage of Students Eligible For
Free or Reduced Lunch
54.7%
Percentage of Public Schools with
Title 1 Status
50.0%
Median Household Income$106253
Income Under $50K Per Year10.30%
Income $50K to $100K Per Year33.80%
Income Above $100K Per Year55.90%
94531 US Congressional District
DistrictRepresentativeParty Affiliation
California District 9Jerry McNerneyDemocrat
Related Maps: Map of All California Congressional Districts

94531 California State Assembly Districts
DistrictRepresentativeParty Affiliation
11Jim FrazierDemocrat
Related Maps: Map of All California State Assembly Districts

94531 California State Senate Districts
DistrictRepresentativeParty Affiliation
7Steve GlazerDemocrat
Related Maps: Map of All California State Senate Districts
Average Real Estate Asking Price$226169
Average Real Estate Sale Price$219376
Current Unemployment Level 8.3%
Previous Month Unemployment Level8.4%
Unemployment Level 1 Year Ago10.4%
2012 Hardiness ZoneZone 9b: 25F to 30F
1990 Hardiness ZoneZone 9b: 25F to 30F
Köppen Climate ClassificationCsb - Warm-Summer Mediterranean Climate
Ecoregion
Average First Frost DatesNovember 21 - 31
Average Last Frost DatesMarch 1 - 10

Zip Code 94531 Annual Climate Data

JanFebMarAprMayJunJulAugSepOctNovDecAnnual
Avg Min Temp (°F)38414346515658585651433748
Avg Max Temp (°F)54606470778388888476645572
Avg Precip (In.)3.072.782.39.85.56.1.03.04.24.811.852.1314.86
Core Based Statistical
Area (CBSA)
San Francisco-Oakland-Fremont, CA
CBSA Type94531
CBSA Population4394426
Time ZonePacific Standard Time
IANA Time ZoneAmerica/Los_Angeles
Follows DSTYes
GMT Difference-8 Hours