South El Monte, CA Profile: Facts, Map & Data


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South El Monte, California - Basic Facts

The City of South El Monte had a population of 21,104 as of July 1, 2016. South El Monte 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 South El Monte is located at latitude 34.0504 and longitude -118.0484 in Los Angeles County. The formal boundaries for the City of South El Monte (see map below) encompass a land area of 2.84 sq. miles and a water area of 0 sq. miles. Los Angeles County is in the Pacific time zone (GMT -8). The elevation is 249 feet.

The City of South El Monte (GNIS ID: 2411934) 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 South El Monte is located within Upper San Gabriel Valley CCD of Los Angeles County.

Beneath the boundary map are tables with South El Monte population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2016.

Neighborhood Data

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City of South El Monte, CA Boundary Map

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South El Monte, CA Data & Demographics (As of July 1, 2016)


Total Population 21,104
Population in Households 21,040
Population in Familes 18,759
Population in Group Qrtrs 64
Population Density1 7,422
Diversity Index2 81


Total Households 4,764
Average Household Size 4.42
Family Households 4,186
Average Family Size 4


Total Housing Units 4,995 (100%)
Owner Occupied HU 2,320 (46.4%)
Renter Occupied HU 2,444 (48.9%)
Vacant Housing Units 231 ( 4.6%)
Median Home Value $368,699
Average Home Value $378,590


Median Household Income $47,949
Average Household Income $60,096
Per Capita Income $13,708
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 0.77% 0.85%
Households 0.67% 0.8%
Families 0.72% 0.81%
Median Household Income   1.32%
Per Capita Income   1.56%
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.

South El Monte, CA - Peer Comparisons by Rank and Percentile

The table below compares South El Monte to the other 1,516 incorporated cities, towns and CDPs 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 # 337 78th
Population Density1 # 118 92nd
Diversity Index2 # 335 78th
Median Household Income # 972 36th
Per Capita Income # 1377 9th

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

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