Torrance, CA 90503 ZIP Code Profile

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Torrance, CA

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ZIP Code 90503: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Torrance, CA 90503

  • ZIP Code Type: STANDARD
  • Businesses Addresses: 2,054
  • Single Family Addresses: 8,998
  • Multi-Family Addresses: 8,652
  • County: Los Angeles County
  • Centroid: Latitude 33.843, Longitude -118.357
  • 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.


90503 ZIP Code Map

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Torrance, CA 90503 Data & Demographics (As of July 1, 2017)


Total Population 46,085
Daytime Population: Workers 39,957
Daytime Population: Residents 23,946
Total Daytime Population (TDP) 63,903
Ratio TDP/Total Population1 1.39
Population in Households 45,556
Population in Familes 38,123
Population in Group Qrtrs 529
Population Density2 8,549
Diversity Index3 69


Median Household Income $84,611
Average Household Income $108,919
Per Capita Income $41,948


Total Housing Units 18,276 (100%)
Owner Occupied HU 9,073 (49.6%)
Renter Occupied HU 8,503 (46.5%)
Vacant Housing Units 700 ( 3.8%)
Median Home Value $676,718
Average Home Value $700,904


Total Households 17,576
Average Household Size 2.59
Family Households 12,044
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 0.5% 0.54%
Households 0.33% 0.44%
Families 0.33% 0.45%
Median Household Income   2.32%
Per Capita Income   2.47%

Torrance, CA 90503 - Peer Comparisons by Rank and Percentile

The table below compares 90503 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 # 288 84th
Population Density # 228 87th
Diversity Index # 847 52nd
Median Household Income # 388 78th
Per Capita Income # 451 74th

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

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