Eau Claire Flag

Eau Claire

County:
Butler County
County Seat:
No
Area (mi²):
1.275
State:
Pennsylvania

Eau Claire is a borough located in Butler County, Pennsylvania. Eau Claire has a 2025 population of 293. Eau Claire is currently declining at a rate of -1.01% annually and its population has decreased by -4.87% since the most recent census, which recorded a population of 308 in 2020.

The average household income in Eau Claire is $60,471 with a poverty rate of 15.42%.The median age in Eau Claire is 48.1 years: 47.4 years for males, and 56.5 years for females.

293
Total Population
230
Density (mi²)
-3 -1.01%
Growth

Eau Claire Population

Eau Claire Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Eau Claire includes 99.21% White, and smaller percentages for Two or more races and multiracial populations.

Population by Race

Race
Population
Percentage (of total)
White25199.21%
Two or more races20.79%

Eau Claire Marital Status

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

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Eau Claire's average per capita income is $31,042. Household income levels show a median of $48,750. The poverty rate stands at 15.42%.

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$67,708-
Families$61,875$70,326
Households$48,750$60,471
Non Families$26,875$42,253

$31,042

Average Income

$48,750

Median Household Income

15.42%

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)