Thornton Flag

Thornton

County Seat:
No
Area (mi²):
1.244
State:
Iowa

Thornton is a city located in Cerro Gordo County, Iowa. Thornton has a 2026 population of 389. Thornton is currently declining at a rate of -0.51% annually and its population has decreased by -3.71% since the most recent census, which recorded a population of 404 in 2020.

The median household income in Thornton is $67,031 with a poverty rate of 9.34%. The median age in Thornton is 34.5 years: 34.4 years for males, and 35 years for females. For every 100 females there are 99.2 males.

389
Total Population
313
Density (mi²)
-2 -0.51%
Growth

Thornton Population

Thornton Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
2026389-2-0.51%
2025391-3-0.76%
202439400%
2023394-1-0.25%
2022395-3-0.75%
2021398-6-1.49%
2020404-1-0.25%
2019402-2-0.5%
2018404-3-0.74%
2017407-3-0.73%
201641020.49%
2015408-3-0.73%
2014411-6-1.44%
2013417-3-0.71%
201242010.24%
2011419-3-0.71%
2010421-1-0.24%

Median Age

Overall: 34.5 years
Female: 35 years
Male: 34.4 years

Thornton Adults

There are 396 adults, (104 of whom are seniors) in Thornton.

Sex Ratio

Female: 258 (50.2%)
Male: 256 (49.8%)

Demographics

The racial composition of Thornton includes 92.02% White, and smaller percentages for other race, Asian and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White47392.02%
Two or more races326.23%
Other race81.56%
Asian10.19%
Race
Population ↓
Percentage (of total)
Two or more races244.67%
White163.11%
Other race71.36%
Race
Population ↓
Percentage (of total)
White45788.91%
Two or more races81.56%
Other race10.19%
Asian10.19%

Thornton Marital Status

Economics and Income Statistics

Thornton 's average per capita income is $49,861. Household income levels show a median of $67,031. The poverty rate stands at 9.34%.

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$77,188-
Households$67,031$75,942
Families$66,071$78,699
Non Families$54,375$54,675

$49,861

Average Income

$67,031

Median Household Income

9.34%

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)