Grand River Flag

Grand River

County:
Decatur County
County Seat:
No
Area (mi²):
0.189
State:
Iowa

Grand River is a city located in Decatur County, Iowa. Grand River has a 2025 population of 191 . Grand River is currently declining at a rate of -0.52% annually and its population has decreased by -2.05% since the most recent census, which recorded a population of 195 in 2020.

The average household income in Grand River is $48,714 with a poverty rate of 20.11%. The median age in Grand River is 46.1 years: 50.1 years for males, and 45.2 years for females. For every 100 females there are 68.8 males.

191
Total Population
1,011
Density (mi²)
-1 -0.52%
Growth

Grand River Population

Grand River Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Grand River includes 100% White, and smaller percentages for and multiracial populations.

Population by Race

White (100%)

Race
Population
Percentage (of total)
White189100%

Grand River Marital Status

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

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Grand River's average per capita income is $43,281. Household income levels show a median of $35,833. The poverty rate stands at 20.11%.

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$38,942-
Families$38,365$55,003
Households$35,833$48,714
Non Families$28,125$34,642

$43,281

Average Income

$35,833

Median Household Income

20.11%

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)