Diamond Flag

Diamond

County:
Newton County
County Seat:
No
Area (mi²):
0.747
State:
Missouri

Diamond is a town located in Newton County, Missouri. Diamond has a 2026 population of 918. Diamond is currently growing at a rate of 1.55% annually and its population has increased by 10.07% since the most recent census, which recorded a population of 834 in 2020.

The median household income in Diamond is $73,587 with a poverty rate of 3.74%. The median age in Diamond is 37.3 years: 36.5 years for males, and 37.5 years for females. For every 100 females there are 99.1 males.

918
Total Population
1,230
Density (mi²)
14 1.55%
Growth

Diamond Population

Diamond Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
2026918141.55%
2025904141.57%
2024890161.83%
2023874161.86%
202285891.06%
2021849151.8%
202083400%
201991140.44%
2018907-3-0.33%
201791010.11%
2016909111.22%
201589800%
2014898-4-0.44%
201390230.33%
201289960.67%
2011893-9-1%
201088800%

Median Age

Overall: 37.3 years
Female: 37.5 years
Male: 36.5 years

Diamond Adults

There are 730 adults, (121 of whom are seniors) in Diamond.

Sex Ratio

Female: 459 (50.2%)
Male: 455 (49.8%)

Demographics

The racial composition of Diamond includes 87.2% White, 3.72% other race, and smaller percentages for Black or African American, Native American and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White79787.2%
Two or more races606.56%
Other race343.72%
Black or African American121.31%
Native American111.2%
Race
Population ↓
Percentage (of total)
White444.81%
Other race303.28%
Two or more races121.31%
Race
Population ↓
Percentage (of total)
White75382.39%
Two or more races485.25%
Black or African American121.31%
Native American111.2%
Other race40.44%

Diamond Marital Status

Economics and Income Statistics

Diamond 's average per capita income is $48,587. Household income levels show a median of $73,587. The poverty rate stands at 3.74%.

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$88,333-
Families$77,250$87,897
Households$73,587$80,472
Non Families$42,159$51,083

$48,587

Average Income

$73,587

Median Household Income

3.74%

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)