Red Oak Flag

Red Oak

County Seat:
Yes
Area (mi²):
3.926
State:
Iowa

Red Oak is a city located in Montgomery County, Iowa. Red Oak has a 2026 population of 5,420. It is also the county seat of Montgomery County. Red Oak is currently declining at a rate of -0.9% annually and its population has decreased by -3.15% since the most recent census, which recorded a population of 5,596 in 2020.

The median household income in Red Oak is $50,109 with a poverty rate of 21.89%. The median age in Red Oak is 40.2 years: 37.5 years for males, and 42.8 years for females. For every 100 females there are 101.6 males.

5.4K
Total Population
1,381
Density (mi²)
-49 -0.9%
Growth

Red Oak Population

Red Oak Population

Data after 2023 is projected based on recent change

Year
Population
Growth
Annual Change
20245,420-49-0.9%
20235,469-40-0.73%
20225,509-74-1.33%
20215,583-13-0.23%
20205,59600%
20195,270-41-0.77%
20185,311-85-1.58%
20175,396-19-0.35%
20165,415-11-0.2%
20155,426-126-2.27%
20145,552-10-0.18%
20135,562-69-1.23%
20125,631-47-0.83%
20115,678-35-0.61%
20105,713-29-0.51%
20006,197-67-1.07%
19906,264-546-8.02%
19806,8106009.66%
19706,210-211-3.29%
19606,421-105-1.61%
19506,52676313.24%
19405,763-15-0.26%
19305,7782003.59%
19205,57874815.49%
19104,83047510.91%
19004,3551,03431.14%
18903,321-434-11.56%
18803,755-1,445-27.79%

Median Age

Overall: 40.2 years
Female: 42.8 years
Male: 37.5 years

Red Oak Adults

There are 4,168 adults, (1,021 of whom are seniors) in Red Oak.

Sex Ratio

Female: 2,733 (49.6%)
Male: 2,777 (50.4%)

Demographics

The racial composition of Red Oak includes 88.71% White, 3.03% Black or African American, and smaller percentages for Asian, other race, Native Hawaiian or Pacific Islander, Native American and multiracial populations.

Population by Race

Race
Population
Percentage (of total)
White4,88888.71%
Two or more races2444.43%
Black or African American1673.03%
Asian1091.98%
Other race611.11%
Native Hawaiian or Pacific Islander370.67%
Native American40.07%
Race
Population
Percentage (of total)
Other race330.6%
Race
Population
Percentage (of total)
White4,88888.71%
Two or more races2444.43%
Black or African American1673.03%
Asian1091.98%
Native Hawaiian or Pacific Islander370.67%
Other race280.51%
Native American40.07%

Red Oak Marital Status

Economics and Income Statistics

Red Oak's average per capita income is $41,287. Household income levels show a median of $50,109. The poverty rate stands at 21.89%.

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$85,369-
Families$64,609$79,002
Households$50,109$64,302
Non Families$25,481$38,638

$41,287

Average Income

$50,109

Median Household Income

21.89%

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)