Underwood Flag

Underwood

County Seat:
No
Area (mi²):
1.089
State:
Iowa

Underwood is a city located in Pottawattamie County, Iowa. Underwood has a 2026 population of 982. Underwood is currently growing at a rate of 0.51% annually and its population has increased by 2.83% since the most recent census, which recorded a population of 955 in 2020.

The median household income in Underwood is $105,341 with a poverty rate of 3.33%. The median age in Underwood is 33.5 years: 33.1 years for males, and 34.4 years for females. For every 100 females there are 81.4 males.

982
Total Population
902
Density (mi²)
5 0.51%
Growth

Underwood Population

Underwood Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
202698250.51%
202597740.41%
2024973121.25%
202396110.1%
202296030.31%
202195720.21%
202095520.21%
2019958131.38%
201894510.11%
201794420.21%
201694250.53%
201593730.32%
201493410.11%
201393300%
2012933-7-0.74%
2011940232.51%
201094020.21%

Median Age

Overall: 33.5 years
Female: 34.4 years
Male: 33.1 years

Underwood Adults

There are 590 adults, (98 of whom are seniors) in Underwood.

Sex Ratio

Female: 495 (55.1%)
Male: 403 (44.9%)

Demographics

The racial composition of Underwood includes 96.1% White, and smaller percentages for Two or more races, Asian, Native American and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White86396.1%
Two or more races202.23%
Asian121.34%
Native American30.33%
Race
Population ↓
Percentage (of total)
White161.78%
Two or more races151.67%
Race
Population ↓
Percentage (of total)
White84794.32%
Asian121.34%
Two or more races50.56%
Native American30.33%

Underwood Marital Status

Economics and Income Statistics

Underwood 's average per capita income is $54,815. Household income levels show a median of $105,341. The poverty rate stands at 3.33%.

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$133,750-
Families$132,727$141,208
Households$105,341$115,335
Non Families$52,688$49,022

$54,815

Average Income

$105,341

Median Household Income

3.33%

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)