Steamboat Rock Flag

Steamboat Rock

County Seat:
No
Area (mi²):
0.54
State:
Iowa

Steamboat Rock is a citylocated in Hardin County, Iowa. Steamboat Rock has a 2026 population of 259. Steamboat Rock is currently declining at a rate of -0.38% annually and its population has decreased by -2.26% since the most recent census, which recorded a population of 265 in 2020.

The median household income in Steamboat Rock is $47,188 with a poverty rate of 6.09%.The median age in Steamboat Rock is 45.6 years: 46 years for males, and 36.9 years for females. For every 100 females there are 126.1 males.

259
Total Population
479
Density (mi²)
-1 -0.38%
Growth

Steamboat Rock Population

Steamboat Rock Population

Year↓
Population
Growth
Annual Change
2026259-1-0.38%
2025260-1-0.38%
202426100%
2023261-2-0.76%
2022263-2-0.75%
202126500%
2020265-1-0.38%
2019302-2-0.66%
2018304-1-0.33%
2017305-3-0.97%
201630810.33%
2015307-2-0.65%
201430900%
201330920.65%
2012307-1-0.32%
2011308-2-0.65%
201031000%

Median Age

Overall:45.6 years
Female:36.9 years
Male:46 years

Steamboat Rock Adults

There are 247 adults, (66 of whom are seniors) in Steamboat Rock.

Sex Ratio

Female: 138 (44.2%)
Male: 174 (55.8%)

Demographics

The racial composition of Steamboat Rock includes 88.78% White, and smaller percentages for Asian and multiracial populations.

Population by Race

Race
Population↓
Percentage (of total)
White27788.78%
Two or more races3410.9%
Asian10.32%
Race
Population↓
Percentage (of total)
Two or more races288.97%
Race
Population↓
Percentage (of total)
White27788.78%
Two or more races61.92%
Asian10.32%

Steamboat Rock Marital Status

Economics and Income Statistics

Steamboat Rock's average per capita income is $36,806. Household income levels show a median of $47,188. The poverty rate stands at 6.09%.

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$104,444-
Families$89,063$99,696
Households$47,188$68,753
Non Families$29,821$27,986

$36,806

Average Income

$47,188

Median Household Income

6.09%

Poverty Rate

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)