Somerton, AZ Profile: Facts & Data


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Somerton, Arizona - Basic Facts

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The City of Somerton had a population of 14,115 as of July 1, 2022. Somerton ranks in the upper quartile for Population Density when compared to the other cities, towns and Census Designated Places (CDPs) in Arizona. See peer rankings below.

The primary coordinate point for Somerton is located at latitude 32.5964 and longitude -114.7097 in Yuma County. The formal boundaries for the City of Somerton encompass a land area of 7.42 sq. miles and a water area of 0.01 sq. miles. Yuma County is in the Mountain time zone (GMT -7). The elevation is 105 feet.

The City of Somerton 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.

Arizona is one of 20 states where Census County Divisions (CCDs) are used for statistical tracking of subdivisions within each county. The City of Somerton is located within Somerton Division of Yuma County.

Alternate Unofficial Names for Somerton: Algodones Land Grant.

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  1. Somerton 2022 Demographic Data
  2. Growth Rates for Somerton (Historical & 5-Year Forecast)
  3. Peer Comparisons (Rank and Percentile)
  1. Neighborhoods Demographics (Home Values, Household Income, etc.)
  2. Arizona Research Tools (Easy Tools & Current Data)
  3. Arizona Data Comparison Tool - 2022 Demographics

Somerton, AZ Data & Demographics (As of July 1, 2022)


Total Population 14,115 (100%)
Population in Households 14,107 (99.9%)
Population in Families 13,159 (93.2%)
Population in Group Quarters1 8 ( 0.1%)
Population Density 1,940
Diversity Index2 67


Median Household Income $51,250
Average Household Income $60,946
% of Income for Mortgage4 16%
Per Capita Income $17,156
Wealth Index5 39


Total HU (Housing Units) 4,150 (100%)
Owner Occupied HU 2,763 (66.6%)
Renter Occupied HU 1,215 (29.3%)
Vacant Housing Units 171 ( 4.1%)
Median Home Value $152,832
Average Home Value $151,845
Housing Affordability Index3 160


Total Households 3,979
Average Household Size 3.55
Family Households 3,470
Average Family Size 4.00
  1. Group Quarters - a place where people live or stay in a group living arrangement. Includes college residents halls, nursing facilities, military barracks, and correctional facilities.
  2. 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 races 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.
  3. The Housing Affordability Index base is 100 and represents a balance point where a resident with a median household income can normally qualify to purchase a median price home. Values above 100 indicate increased affordability, while values below 100 indicate decreased affordability.
  4. The % of Income for Mortgage quantifies the percentage of median household income dedicated to mortgage payments on a home priced at the median value (assuming a 30-year mortgage and a 20% down payment).
  5. The Wealth Index is based on a number of indicators of affluence including average household income and average net worth, but it also includes the value of material possessions and resources. It represents the wealth of the area relative to the national level. Values above or below 100 represent above-average wealth or below-average wealth compared to the national level.


2020-2022 2022-2027
Population -0.26% -0.12%
Households 0.21% 0.04%
Families   0.05%
Median Household Income   1.32%
Per Capita Income   2.96%
Owner Occupied HU   0.41%

Somerton, AZ - Peer Comparisons by Rank and Percentile

The table below compares Somerton to the other 467 incorporated cities, towns and CDPs in Arizona by rank and percentile using July 1, 2022 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 # 55 88th
Population Density # 27 94th
Median Household Income # 199 58th
Housing Affordability Index # 322 69th
Per Capita Income # 350 25th
Diversity Index # 131 72nd

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

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