El Cajon, CA 92021 ZIP Code Profile

Related Place Profiles:
Bostonia, CA | Crest, CA | El Cajon, CA

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ZIP Code 92021: Basic Data & USPS Preferred City Name

Preferred Name, USPS
El Cajon, CA 92021

Not Acceptable, USPS
Bostonia, CA 92021
Crest, CA 92021

  • ZIP Code Type: STANDARD
  • Businesses Addresses: 1,543
  • Single Family Addresses: 17,012
  • Multi-Family Addresses: 6,223
  • County: San Diego County
  • Centroid: Latitude 32.819, Longitude -116.901
  • Time Zone: Pacific Time Zone (UTC -8 hours)
  • Observes DST: Yes

Neighborhood Data

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92021 ZIP Code Map

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El Cajon, CA 92021 Data & Demographics (As of July 1, 2016)


Total Population 67,856
Population in Households 66,740
Population in Familes 54,781
Population in Group Qrtrs 1,116
Population Density1 2,567
Diversity Index2 71


Total Households 23,349
Average Household Size 2.86
Family Households 16,392
Average Family Size 3


Total Housing Units 24,649 (100%)
Owner Occupied HU 11,723 (47.6%)
Renter Occupied HU 11,626 (47.2%)
Vacant Housing Units 1,300 ( 5.3%)
Median Home Value $363,710
Average Home Value $382,204


Median Household Income $51,541
Average Household Income $67,007
Per Capita Income $23,715
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 0.68% 0.97%
Households 0.41% 0.85%
Families 0.43% 0.86%
Median Household Income   0.69%
Per Capita Income   1.48%
1) Population Density = Total Population per square mile.
2) The Diversity Index is a scale of 0 to 100 that represents the likelyhood 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.
Based on Census 2010 counts, the Diversity Index for the United States was 60.6 and it is expected to increase to 64.8 by July 1, 2018.

El Cajon, CA 92021 - Peer Comparisons by Rank and Percentile

The table below compares 92021 to the other 1,756 ZIP Codes in California by rank and percentile using July 1, 2016 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 # 69 96th
Population Density1 # 657 63rd
Diversity Index2 # 806 54th
Median Household Income # 1075 39th
Per Capita Income # 1160 34th

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

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