Santa Ana, CA Profile: Facts & Data


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Santa Ana, California - Basic Facts

The City of Santa Ana had a population of 342,217 as of July 1, 2018. Santa Ana ranks in the upper quartile for Population Density and Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in California. See peer rankings below.

The primary coordinate point for Santa Ana is located at latitude 33.7456 and longitude -117.8678 in Orange County. The formal boundaries for the City of Santa Ana (see map below) encompass a land area of 27.15 sq. miles and a water area of 0.25 sq. miles. Orange County is in the Pacific time zone (GMT -8). The elevation is 115 feet.

The City of Santa Ana (GNIS ID: 2411814) has a C1 Census Class Code which indicates an active incorporated place that does not serve as a county subdivision equivalent. It also has a Functional Status Code of "A" which identifies an active government providing primary general-purpose functions.

California is one of 20 states where Census County Divisions (CCDs) are used for statistical tracking of subdivisions within each county. The City of Santa Ana is located within Anaheim-Santa Ana-Garden Grove CCD of Orange County.

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  1. Santa Ana 2018 Demographic Data
  2. Growth Rates for Santa Ana (Historical & 5-Year Forecast)
  3. Peer Comparisons (Rank and Percentile)
  1. Neighborhoods Demographics (Home Values, Household Income, etc.)
  2. California Research Tools (Easy Tools & Current Data)
  3. California Data Comparison Tool - 2018 Demographics

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Boundary Maps, Demographic Data, School Zones Review maps and data for the neighborhood, city, county, ZIP Code, and school zone. July 1, 2018, data includes home values, household income, percentage of homes owned, rented or vacant, etc.


Santa Ana, CA Data & Demographics (As of July 1, 2018)


Total Population 342,217
Population in Households 337,102
Population in Familes 287,026
Population in Group Qrtrs 5,115
Population Density2 12,607
Diversity Index3 86


Median Household Income $57,154
Average Household Income $75,740
Per Capita Income $17,424


Total Housing Units 79,701 (100%)
Owner Occupied HU 34,231 (42.9%)
Renter Occupied HU 41,787 (52.4%)
Vacant Housing Units 3,683 ( 4.6%)
Median Home Value $446,787
Average Home Value $501,778


Total Households 76,018
Average Household Size 4.43
Family Households 62,010
Average Family Size 5
  1. Demographics are point estimates for July 1st of the current year and each for the forecast years. See References for more information.
  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.


2010-2018 2018-2023
Population 0.64% 0.66%
Households 0.47% 0.58%
Families 0.47% 0.59%
Median Household Income   2.98%
Per Capita Income   3.16%

Santa Ana, CA - Peer Comparisons by Rank and Percentile

The table below compares Santa Ana to the other 1,516 incorporated cities, towns and CDPs in California by rank and percentile using July 1, 2018 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 # 11 99th
Population Density # 36 98th
Diversity Index # 142 91st
Median Household Income # 801 47th
Per Capita Income # 1307 14th

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

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