Saint Johns, AZ Profile: Facts, Map & Data


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Saint Johns, Arizona - Basic Facts

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The City of Saint Johns had a population of 3,403 as of July 1, 2017. Saint Johns ranks in the upper 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 Saint Johns is located at latitude 34.5004 and longitude -109.3769 in Apache County. The formal boundaries for the City of Saint Johns (see map below) encompass a land area of 25.91 sq. miles and a water area of 0.18 sq. miles. Apache County is in the Mountain time zone (GMT -7). The elevation is 5,679 feet.

The City of Saint Johns (GNIS ID: 2411761) 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 Saint Johns is located within Saint Johns Division of Apache County.

Beneath the boundary map are tables with Saint Johns population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2017.

Alternate Unofficial Names for Saint Johns: Saint John.

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City of Saint Johns, AZ Boundary Map

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Boundary Maps: Saint Johns Division | Apache County | Arizona Counties

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Saint Johns, AZ Data & Demographics (As of July 1, 2017)


Total Population 3,403
Daytime Population: Workers 1,228
Daytime Population: Residents 2,011
Total Daytime Population (TDP) 3,239
Ratio TDP/Total Population1 0.95
Population in Households 3,242
Population in Familes 2,809
Population in Group Qrtrs 161
Population Density2 131
Diversity Index3 65


Median Household Income $36,734
Average Household Income $49,869
Per Capita Income $18,981


Total Housing Units 1,478 (100%)
Owner Occupied HU 783 (53.0%)
Renter Occupied HU 350 (23.7%)
Vacant Housing Units 345 (23.3%)
Median Home Value $137,500
Average Home Value $201,180


Total Households 1,133
Average Household Size 2.86
Family Households 832
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 -0.31% -0.56%
Households -0.42% -0.66%
Families -0.86% -0.71%
Median Household Income   2.22%
Per Capita Income   2.98%

Saint Johns, AZ - Peer Comparisons by Rank and Percentile

The table below compares Saint Johns to the other 451 incorporated cities, towns and CDPs in Arizona 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 # 120 74th
Population Density # 255 44th
Diversity Index # 115 75th
Median Household Income # 251 45th
Per Capita Income # 250 45th

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

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