Diamond demographics profile

Population density (sq mi)1,44822291
Median age29.837.437.7
Male/Female ratio1.1:11.0:11.0:1
Married (15yrs & older)58%55%55%
Speak English94%77%79%
Speak Spanish6%13%13%
Diamond, IL has a population of 2,733 and is the 9,292nd largest city in the United States. The population density is 1,448 per sq mi which is 552% higher than the Illinois average and 1499% higher than the national average. The median age in Diamond is 30 which is approximately 20% lower than the Illinois average of 37. In Diamond, 58% of the population over 15 years of age are married, 94% speak English and 6% speak Spanish. 84% of Diamond residents were born in Illinois, 14% were born out of state, 0% were born outside of the United States and 2% were foreign born.

Did you know?

  • The population density in Diamond is 552% higher than Illinois.
  • The median age in Diamond is 20% lower than Illinois.
  • In Diamond 92.79% of the population is White.
  • In Diamond 3.26% of the population is African American.
  • In Diamond 0.07% of the population is Asian.

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Diamond population breakdown by race

African American3.26%14.30%12.63%
American Indian0.00%0.23%0.82%
Native Hawaiian0.00%0.03%0.18%
Mixed race2.96%2.34%3.06%
Other race0.91%5.86%4.75%
In Diamond, 9.4% 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

Diamond age breakdown

Marital status

Age of children in married couples

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