Karns City Flag

Karns City

County:
Butler County
County Seat:
No
Area (mi²):
0.363
State:
Pennsylvania

Karns City is a borough located in Butler County, Pennsylvania. Karns City has a 2026 population of 163. Karns City is currently declining at a rate of -0.61% annually and its population has decreased by -5.23% since the most recent census, which recorded a population of 172 in 2020.

The median household income in Karns City is $49,583 with a poverty rate of 21.65%. The median age in Karns City is 39 years: 47.3 years for males, and 33 years for females. For every 100 females there are 61.7 males.

163
Total Population
449
Density (mi²)
-1 -0.61%
Growth

Karns City Population

Karns City Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
2026163-1-0.61%
2025164-2-1.2%
2024166-1-0.6%
2023167-1-0.6%
2022168-2-1.18%
2021170-2-1.16%
202017200%
2019204-2-0.97%
2018206-1-0.48%
2017207-1-0.48%
2016208-2-0.95%
2015210-2-0.94%
2014212-2-0.93%
2013214-2-0.93%
2012216-1-0.46%
201121783.83%
201021300%

Median Age

Overall: 39 years
Female: 33 years
Male: 47.3 years

Karns City Adults

There are 134 adults, (46 of whom are seniors) in Karns City.

Sex Ratio

Female: 120 (61.9%)
Male: 74 (38.1%)

Demographics

The racial composition of Karns City includes 97.94% White, and smaller percentages for Two or more races and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White19097.94%
Two or more races42.06%
Race
Population ↓
Percentage (of total)
White19097.94%
Two or more races42.06%

Karns City Marital Status

Economics and Income Statistics

Karns City 's average per capita income is $31,250. Household income levels show a median of $49,583. The poverty rate stands at 21.65%.

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$49,792-
Households$49,583$57,174
Families$46,250$50,865
Non Families$38,750$50,273

$31,250

Average Income

$49,583

Median Household Income

21.65%

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)