Sun City, AZ Profile: Facts & Data


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Sun City, Arizona - Basic Facts

The Sun City Census Designated Place had a population of 39,698 as of July 1, 2020. Sun City ranks in the upper quartile for Population Density and the lower quartile for Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in Arizona. See peer rankings below.

The primary coordinate point for Sun City is located at latitude 33.5975 and longitude -112.2718 in Maricopa County. The formal boundaries for the Sun City Census Designated Place encompass a land area of 14.42 sq. miles and a water area of 0.18 sq. miles. Maricopa County is in the Mountain time zone (GMT -7). The elevation is 1,142 feet.

The Sun City Census Designated Place (GNIS ID: 2410022) has a U1 Census Class Code which indicates a census designated place with an official federally recognized name. It also has a Functional Status Code of "S" which identifies a statistical entity.

Arizona is one of 20 states where Census County Divisions (CCDs) are used for statistical tracking of subdivisions within each county. The Sun City Census Designated Place is located within Phoenix Division of Maricopa County.

Alternate Unofficial Names for Sun City: Marinette.


Sun City, AZ Data & Demographics (As of July 1, 2020)


Total Population 39,698 (100%)
Population in Households 38,912 (98.0%)
Population in Families 24,776 (62.4%)
Population in Group Quarters1 786 ( 2.0%)
Population Density 2,753
Diversity Index2 16


Median Household Income $40,566
Average Household Income $53,955
% of Income for Mortgage4 18%
Per Capita Income $33,082
Wealth Index5 82


Total HU (Housing Units) 29,032 (100%)
Owner Occupied HU 20,161 (69.4%)
Renter Occupied HU 4,239 (14.6%)
Vacant Housing Units 4,632 (16.0%)
Median Home Value $177,653
Average Home Value $206,187
Housing Affordability Index3 138


Total Households 24,400
Average Household Size 1.59
Family Households 11,693
Average Family Size 2
  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.


2010-2020 2020-2025
Population 0.56% 0.74%
Households 0.51% 0.69%
Families 0.26% 0.63%
Median Household Income   1.77%
Per Capita Income   2.04%
Owner Occupied HU   0.79%


Sun City, AZ - Peer Comparisons by Rank and Percentile

The table below compares Sun City to the other 450 incorporated cities, towns and CDPs in Arizona by rank and percentile using July 1, 2020 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 # 30 94th
Population Density # 19 96th
Median Household Income # 258 43rd
Housing Affordability Index # 177 39th
Per Capita Income # 76 83rd
Diversity Index # 367 19th

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

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