Rancho Santa Margarita, CA 92688 ZIP Code Profile

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Rancho Santa Margarita, CA

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ZIP Code 92688: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Rancho Santa Margarita, CA 92688

Acceptable Alternative
Rancho Sta Marg, CA 92688
Rcho Sta Marg, CA 92688
RSM, CA 92688

  • ZIP Code Type: STANDARD
  • Businesses Addresses: 1,109
  • Single Family Addresses: 13,362
  • Multi-Family Addresses: 2,861
  • County: Orange County
  • Centroid: Latitude 33.651, Longitude -117.594
  • Time Zone: Pacific Time Zone (UTC -8 hours)
  • Observes DST: Yes

Neighborhood Data

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92688 ZIP Code Map

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Rancho Santa Margarita, CA 92688 Data & Demographics (As of July 1, 2017)


Total Population 46,821
Daytime Population: Workers 13,976
Daytime Population: Residents 21,461
Total Daytime Population (TDP) 35,437
Ratio TDP/Total Population1 0.76
Population in Households 46,819
Population in Familes 40,344
Population in Group Qrtrs 2
Population Density2 3,061
Diversity Index3 65


Median Household Income $103,098
Average Household Income $125,601
Per Capita Income $43,825


Total Housing Units 16,831 (100%)
Owner Occupied HU 10,869 (64.6%)
Renter Occupied HU 5,467 (32.5%)
Vacant Housing Units 495 ( 2.9%)
Median Home Value $564,979
Average Home Value $585,355


Total Households 16,336
Average Household Size 2.87
Family Households 12,026
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 0.64% 0.69%
Households 0.44% 0.57%
Families 0.52% 0.58%
Median Household Income   1.11%
Per Capita Income   2.1%

Rancho Santa Margarita, CA 92688 - Peer Comparisons by Rank and Percentile

The table below compares 92688 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 # 274 84th
Population Density # 612 65th
Diversity Index # 964 46th
Median Household Income # 195 89th
Per Capita Income # 403 77th

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

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