Butler County, Pennsylvania Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 19th-largest in Pennsylvania
The population of Butler County, Pennsylvania is 195,870 as of the 2023 American Community Survey, making it the 19th-largest county in Pennsylvania. The median household income is $86,775, the median home value is $275,600, and the median age is 43.3.
The population of Butler County has grown 8.3% since 2010 (184,085 → 199,341), a +0.57% annualized rate.
195,870
Population
+0.57%
Annual growth
248
People / sq mi
$86,775
Median Income
$275,600
Median Home Value
Butler County covers 789 sq mi of land at 248.1 people per square mile.
About Butler County, PA
Butler County is defined demographically by education — 38.6% of adults hold a bachelor’s degree, above the national average. With 195,870 residents, Butler County is a county in Pennsylvania. It ranks #19 among counties in Pennsylvania by population.
Households here are among the highest-earning of all US counties: median income is $86,775, above the US median of $78,538. The poverty rate, 5.0%, is on the lower side for US counties and below the national 12.4%. The median home value is $275,600, with typical rent around $1,018.
Degree attainment is near the top of the range for US counties: 38.6% of adults 25+ hold a bachelor’s, above the 35.0% national rate. A solid 13.9% of workers are based at home, close to the national 14.0%, and the average commute runs about 27 minutes each way.
The education numbers are the throughline: a college-heavy population in Butler County usually coincides with higher incomes and a workforce concentrated in professional and information industries.
Butler County Population History (2010-2024)
The county of Butler County had a population of 184,085 in 2010 and 199,341 in 2024, a 8.3% growth over 14 years. The peak was 199,341 in 2024. Average annual growth rate: 0.57%.
199,341
Population (2024)
184,085
Population (2010)
199,341
Peak (2024)
0.57%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 184,085 |
| 2011 | 184,766 |
| 2012 | 185,016 |
| 2013 | 185,185 |
| 2014 | 185,874 |
| 2015 | 186,046 |
| 2016 | 186,427 |
| 2017 | 187,083 |
| 2018 | 188,031 |
| 2019 | 188,313 |
| 2020 | 194,069 |
| 2021 | 196,773 |
| 2022 | 197,422 |
| 2023 | 198,665 |
| 2024 | 199,341 |
Race & Ethnicity
| White | 93.8% |
| Black or African American | 1.0% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 0.5% |
| Two or More Races | 0.0% |
Age & Sex
43.3
Median Age
50.1%
Female
49.9%
Male
20.1%
Age 65+
Age Distribution
Children (under 15): 15.9% · Seniors (65+): 20.1%
Income & Poverty
| Median household income | $86,775+$10,694 vs state |
| Mean household income | $113,602 |
| Per-capita income | $47,658 |
| Poverty rate | 5.0%-3.1% vs state |
| Unemployment rate | 2.7% |
| Employment-to-population | 59.8% |
Top Industries by Employment
The largest employment sector in Butler County is professional & business services, accounting for 23.5% of workers.
How residents commute
0.3%
Drive alone
2.1%
Carpool
76.3%
Public transit
13.9%
Work from home
27.3 min
Avg commute
Housing
$275,600+$35,100 vs state
Median home value
$1,018
Median rent
76.4%
Homeownership rate
86,399
Total housing units
92.9%
Occupied
7.1%
Vacant
23.6%
Renter-occupied
Social & access
96.8%
With health insurance
93.4%
With broadband internet
15.1%
Foreign-born
7.3%
Veterans (18+)
13.2%
With a disability
96.8%
Speak language other than English at home
Education
95.7%
High School+
38.6%
Bachelor's+
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County rankings
Frequently Asked Questions
Butler County, Pennsylvania has a population of 195,870 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 19th-largest county in Pennsylvania. Population density is 248 people per square mile.
The population of Butler County has grown 8.3% since 2010 (184,085 → 199,341), a +0.57% annualized rate.
The median household income in Butler County, Pennsylvania is $86,775, with mean (average) household income of $113,602 and per-capita income of $47,658. 5.0% of residents live below the federal poverty level.
In Butler County, the largest racial and ethnic groups are White (93.8%), Black or African American (1.0%), Hispanic or Latino (0.5%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Butler County, Pennsylvania is 43.3 years. Residents are 50.1% female and 49.9% male.
The median home value in Butler County is $275,600 and median monthly rent is $1,018. 76.4% of occupied housing units are owner-occupied. The county has 86,399 total housing units, 7.1% of which are vacant.
The largest employment sector in Butler County, Pennsylvania is professional, scientific, and management services, employing 23.5% of workers. The unemployment rate is 2.7%.
Philadelphia is among the largest cities associated with Butler County, Pennsylvania, with a population of 1,582,432.
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.