Round Rock demographics profile

StatisticRound RockArizonaNational
Population density (sq mi)605791
Median age25.737.137.7
Male/Female ratio0.8:11.0:11.0:1
Married (15yrs & older)43%53%55%
Families w/ Kids under 1840%42%43%
Speak English16%73%79%
Speak Spanish0%20%13%
Round Rock, AZ has a population of 861 and is the 16,098th largest city in the United States. The population density is 60 per sq mi which is 5% higher than the Arizona average and 33% lower than the national average. The median age in Round Rock is 26 which is approximately 31% lower than the Arizona average of 37. In Round Rock, 43% of the population over 15 years of age are married, 16% speak English and 0% speak Spanish. 87% of Round Rock residents were born in Arizona, 13% were born out of state, 0% were born outside of the United States and 0% were foreign born.

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Did you know?

  • The population density in Round Rock is 5% higher than Arizona.
  • The median age in Round Rock is 31% lower than Arizona.
  • In Round Rock 2.09% of the population is White.
  • In Round Rock 0.00% of the population is Black or African American.
  • In Round Rock 2.21% of the population is Asian.

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Round Rock population breakdown by race

RaceRound RockArizonaNational
Black or African American0.00%4.27%12.63%
American Indian95.35%4.41%0.82%
Native Hawaiian0.00%0.19%0.18%
Mixed race0.35%3.31%3.06%
Other race0.00%6.97%4.75%
In Round Rock, 0.8% 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

Round Rock age breakdown

Marital status

Age of children in married couples

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