Grundy County Flag

Grundy County

State:
Missouri
County Seat:
Trenton

Grundy County's estimated 2025 population is 9,757 with a growth rate of -0.3% in the past year according to the most recent United States census data. Grundy County is the 86th largest county in Missouri. The 2010 population was 10,254 and has seen a growth of -4.85% since that time.

9,757
Total Population
22
Population Density (mi²)
86
Population Rank (State)
-29 -0.3%
Annual Population Growth

Grundy County Population

Grundy County Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Grundy County includes 93.57% White, and smaller percentages for Asian, other race, Black or African American, Native American, Native Hawaiian or Pacific Islander and multiracial populations.

Population by Race

Race
Population
Percentage (of total)
White9,19093.57%
Two or more races4094.16%
Asian890.91%
Other race720.73%
Black or African American500.51%
Native American110.11%
Native Hawaiian or Pacific Islander10.01%

Grundy County Marital Status

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

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Grundy County's average per capita income is $39,414. Household income levels show a median of $53,839. The poverty rate stands at 16.84%.

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$79,231-
Families$71,250$88,981
Households$53,839$76,823
Non Families$24,438$56,715

$39,414

Average Income

$53,839

Median Household Income

16.84%

Poverty Rate