Seal Beach, CA 90740 ZIP Code Profile

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Seal Beach, CA

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ZIP Code 90740: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Seal Beach, CA 90740

  • ZIP Code Type: STANDARD
  • Businesses Addresses: 1,140
  • Single Family Addresses: 11,833
  • Multi-Family Addresses: 1,942
  • County: Orange County
  • Centroid: Latitude 33.76, Longitude -118.081
  • Time Zone: Pacific Time Zone (UTC -8 hours)
  • Observes DST: Yes

Neighborhood Data

Address Based Hyperlocal Data Input an address and get data & demographics for the pertinent census block group (CBG), a searchable map and a customized directory. The CBG is the smallest geographical unit used by the Census Bureau for reporting certain data.


90740 ZIP Code Map

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Seal Beach, CA 90740 Data & Demographics (As of July 1, 2017)


Total Population 25,133
Daytime Population: Workers 12,177
Daytime Population: Residents 14,771
Total Daytime Population (TDP) 26,948
Ratio TDP/Total Population1 1.07
Population in Households 24,881
Population in Familes 16,370
Population in Group Qrtrs 252
Population Density2 2,185
Diversity Index3 47


Median Household Income $53,959
Average Household Income $95,989
Per Capita Income $52,078


Total Housing Units 14,769 (100%)
Owner Occupied HU 10,091 (68.3%)
Renter Occupied HU 3,435 (23.3%)
Vacant Housing Units 1,243 ( 8.4%)
Median Home Value $363,526
Average Home Value $513,453


Total Households 13,526
Average Household Size 1.84
Family Households 6,175
Average Family Size 3
  1. If the ratio of the TDP to Total Population is greater than 1, the location gains population during the day when commuting workers are present. If the ratio is less than 1, the location is more of a bedroom community where people commute to another place for work.
  2. Population Density = Total Population per square mile.
  3. The Diversity Index is a scale of 0 to 100 that represents the likelihood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.


2010-2017 2017-2022
Population 0.8% 0.79%
Households 0.73% 0.78%
Families 0.6% 0.66%
Median Household Income   1.77%
Per Capita Income   2.22%

Seal Beach, CA 90740 - Peer Comparisons by Rank and Percentile

The table below compares 90740 to the other 1,761 ZIP Codes in California by rank and percentile using July 1, 2017 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 723 59th
Population Density # 701 60th
Diversity Index # 1351 23rd
Median Household Income # 1038 41st
Per Capita Income # 243 86th

Additional comparisons and rankings can be made with a VERY EASY TO USE California Census Data Comparison Tool.

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