Tiffin Flag

Tiffin

County:
Johnson County
County Seat:
No
Area (mi²):
4.271
State:
Iowa

Tiffin is a city located in Johnson County, Iowa. Tiffin has a 2025 population of 7,461. Tiffin is currently growing at a rate of 8.24% annually and its population has increased by 61.49% since the most recent census, which recorded a population of 4,620 in 2020.

The average household income in Tiffin is $158,016 with a poverty rate of 7.11%.The median age in Tiffin is 33 years: 30.7 years for males, and 34.1 years for females.

7.5K
Total Population
1,747
Density (mi²)
568 8.24%
Growth

Tiffin Population

Tiffin Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Tiffin includes 82.62% White, 4.67% Black or African American, and smaller percentages for Asian, other race and multiracial populations.

Population by Race

Race
Population
Percentage (of total)
White4,35582.62%
Two or more races3797.19%
Black or African American2464.67%
Asian1472.79%
Other race1442.73%

Tiffin Marital Status

OverallMalesFemales0%10%20%30%40%50%60%70%80%90%100%

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Tiffin's average per capita income is $71,161. Household income levels show a median of $106,034. The poverty rate stands at 7.11%.

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$139,395-
Families$118,542$189,681
Households$106,034$158,016
Non Families$69,905$71,404

$71,161

Average Income

$106,034

Median Household Income

7.11%

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)