Diamond Flag

Diamond

County:
Grundy County
County Seat:
No
Area (mi²):
1.9
State:
Illinois

Diamond is a village located in Grundy County, Illinois. Diamond has a 2025 population of 2,718. Diamond is currently growing at a rate of 0.67% annually and its population has increased by 3.46% since the most recent census, which recorded a population of 2,627 in 2020.

The average household income in Diamond is $86,824 with a poverty rate of 14.14%.The median age in Diamond is 36.2 years: 30.9 years for males, and 37.4 years for females.

2.7K
Total Population
1,431
Density (mi²)
18 0.67%
Growth

Diamond Population

Diamond Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Diamond includes 95.97% White, and smaller percentages for other race, Black or African American and multiracial populations.

Population by Race

Race
Population
Percentage (of total)
White2,78395.97%
Two or more races903.1%
Other race230.79%
Black or African American40.14%

Diamond Marital Status

OverallMalesFemales0%10%20%30%40%50%60%70%80%90%100%

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Diamond's average per capita income is $45,594. Household income levels show a median of $60,000. The poverty rate stands at 14.14%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.
Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.
Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.
Name
Median
Mean
Married Families$135,000-
Families$101,848$109,250
Households$60,000$86,824
Non Families$38,786$43,738

$45,594

Average Income

$60,000

Median Household Income

14.14%

Poverty Rate

Nearby Cities

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)