Grand River Flag

Grand River

County:
Decatur County
County Seat:
No
Area (mi²):
35.825
State:
Iowa

Grand River is located in Decatur County, Iowa. Grand River has a 2025 population of 214. Grand River is currently declining at a rate of 0% annually and its population has decreased by 0% since the most recent census, which recorded a population of 0 in 2020.

The average household income in Grand River is $118,750 with a poverty rate of 5.14%.The median age in Grand River is 47.9 years: 50.5 years for males, and 47.5 years for females.

214
Total Population
6
Density (mi²)
0 0%
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 (100.0%)

Race
Population
Percentage (of total)
White214100%

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 $82,115. Household income levels show a median of $145,227. The poverty rate stands at 5.14%.

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$147,273-
Families$146,705$135,311
Households$145,227$118,750
Non Families$68,036$57,474

$82,115

Average Income

$145,227

Median Household Income

5.14%

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)