St. Johns demographics profile

StatisticSt. JohnsArizonaNational
Population density (sq mi)1375791
Median age35.537.137.7
Male/Female ratio0.9:11.0:11.0:1
Married (15yrs & older)55%53%55%
Families w/ Kids under 1838%42%43%
Speak English88%73%79%
Speak Spanish9%20%13%
St. Johns, AZ has a population of 3,542 and is the 7,989th largest city in the United States. The population density is 137 per sq mi which is 138% higher than the Arizona average and 51% higher than the national average. The median age in St. Johns is 36 which is approximately 4% lower than the Arizona average of 37. In St. Johns, 55% of the population over 15 years of age are married, 88% speak English and 9% speak Spanish. 65% of St. Johns residents were born in Arizona, 32% were born out of state, 0% were born outside of the United States and 3% were foreign born.
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Did you know?

  • The population density in St. Johns is 138% higher than Arizona.
  • The median age in St. Johns is 4% lower than Arizona.
  • In St. Johns 84.78% of the population is White.
  • In St. Johns 0.20% of the population is Black or African American.
  • In St. Johns 0.00% of the population is Asian.

Compare St. Johns, AZ Demographics To Other Cities

St. Johns population breakdown by race

RaceSt. JohnsArizonaNational
Black or African American0.20%4.27%12.63%
American Indian2.65%4.41%0.82%
Native Hawaiian0.23%0.19%0.18%
Mixed race7.14%3.31%3.06%
Other race5.00%6.97%4.75%
In St. Johns, 27.1% of people are of Hispanic or Latino origin.
Please note: Hispanics may be of any race, so also are included in any/all of the applicable race categories above.

Languages spoken

Place of birth by citizenship

Household income distribution

Source of income

St. Johns age breakdown

Marital status

Age of children in married couples

Source: The St. Johns, AZ demographics data displayed above is derived from the 2016 United States Census Bureau American Community Survey (ACS).
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