San Diego, CA 92121 ZIP Code Profile

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San Diego, CA

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ZIP Code 92121: Basic Data & USPS Preferred City Name

Preferred Name, USPS
San Diego, CA 92121

  • ZIP Code Type: STANDARD
  • Businesses Addresses: 3,582
  • Single Family Addresses: 1,325
  • Multi-Family Addresses: 489
  • County: San Diego County
  • Centroid: Latitude 32.894, Longitude -117.203
  • 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.


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San Diego, CA 92121 Data & Demographics (As of July 1, 2016)


Total Population 5,460
Population in Households 5,459
Population in Familes 3,548
Population in Group Qrtrs 1
Population Density1 429
Diversity Index2 66


Total Households 2,143
Average Household Size 2.55
Family Households 1,201
Average Family Size 3


Total Housing Units 2,240 (100%)
Owner Occupied HU 1,061 (47.4%)
Renter Occupied HU 1,082 (48.3%)
Vacant Housing Units 97 ( 4.3%)
Median Home Value $678,398
Average Home Value $692,224


Median Household Income $112,606
Average Household Income $140,772
Per Capita Income $55,258
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 1.47% 1.58%
Households 1.16% 1.35%
Families 1.73% 1.8%
Median Household Income   1.59%
Per Capita Income   1.23%
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.

San Diego, CA 92121 - Peer Comparisons by Rank and Percentile

The table below compares 92121 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 # 1114 37th
Population Density1 # 974 45th
Diversity Index2 # 946 46th
Median Household Income # 98 94th
Per Capita Income # 168 90th

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

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