Population density (sq mi)1,2479091
Median age41.838.337.7
Male/Female ratio0.8:11.0:11.0:1
Married (15yrs & older)63%57%55%
Families w/ Kids under 1835%42%43%
Speak English98%94%79%
Speak Spanish2%3%13%

Key findings

  • The population density in Diamond is 1286% higher than Missouri
  • The median age in Diamond is 9% higher than Missouri
  • In Diamond 93.34% of the population is White
  • In Diamond 0.00% of the population is Black
  • In Diamond 0.00% of the population is Asian

Compare Diamond, MO Demographics


      Diamond population breakdown by race

      American Indian2.90%0.42%0.82%
      Native Hawaiian0.43%0.11%0.18%
      Mixed race3.33%2.44%3.06%
      Other race0.00%1.13%4.75%
      In Diamond, 2.7% 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.

      Household income distribution

      Place of birth by citizenship

      Diamond age breakdown

      Marital status

      Age of children in married couples

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