Petrolia borough, Pennsylvania Demographics & Population 2026
As of 2026, Petrolia borough, Pennsylvania has a total population of 163, the 1777th largest city in Pennsylvania, with a median household income of $50,000, which is 34% lower than the state average. The poverty rate is 4.3%.
Key Takeaways
- Household income is 34% below the state average, indicating significant economic challenges.
- An exceptionally low poverty rate of 4.3% — among the lowest in Pennsylvania.
- Only 3.7% of adults have a bachelor's degree, well below the national average of 35.0%.
- Housing is very affordable with a home-value-to-income ratio of just 1.9x.
- Near full employment with an unemployment rate of just 0.0%.
Petrolia borough Quick Facts
How Petrolia borough Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
A less diverse community where one racial or ethnic group represents a large majority.
State average: 43 | National average: 60
Education
Educational Attainment (Adults 25+)
Petrolia borough Rankings in Pennsylvania
Explore Pennsylvania Rankings
Other Cities in Butler County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Butler city | 13,306 | $41,705 | 22.9% | $112,500 |
| Zelienople borough | 3,870 | $64,583 | 3.6% | $272,500 |
| Slippery Rock borough | 3,434 | $55,272 | 30.2% | $230,200 |
| Seven Fields borough | 2,889 | $116,042 | 0.9% | $412,900 |
| Evans City borough | 2,061 | $72,414 | 4.9% | $209,800 |
| Saxonburg borough | 1,293 | $52,083 | 8.8% | $195,600 |
| Mars borough | 1,255 | $58,000 | 12.3% | $286,200 |
| Harmony borough | 1,218 | $88,472 | 8.6% | $268,100 |
| Prospect borough | 1,104 | $81,042 | 6.3% | $170,600 |
| Chicora borough | 969 | $64,583 | 8.1% | $161,400 |
Cities Similar to Petrolia borough
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Linds Crossing CDP | 164 | N/A | N/A | 23.2% | 28.7% |
| McKee CDP | 160 | N/A | N/A | 9.4% | 12.5% |
| Bulger CDP | 167 | N/A | $180,000 | 13.2% | 31.7% |
| Bunola CDP | 167 | N/A | $155,900 | 0.0% | 0.0% |
| Rew CDP | 167 | N/A | $72,300 | 0.0% | 11.4% |
Population Overview
Petrolia borough is a small community located in Pennsylvania, within Butler County. The total population is 163. It ranks as the 1777th most populous out of 1,993 cities and towns in Pennsylvania.
Age Demographics
The median age in Petrolia borough is 50.9 years. This is 24% higher than the state median of 40.9 years. Only 11.7% of residents are under 18, indicating fewer families with children.
Economy, Income & Housing
The median household income in Petrolia borough is $50,000. This is 34% lower than the state median of $76,081. Compared to the national median of $78,538, household income here is 36% lower. The poverty rate stands at 4.3%. This is 64% lower than the state poverty rate of 11.8%. This exceptionally low poverty rate indicates strong economic prosperity across the community. The unemployment rate is 0.0%. This is 100% lower than the state rate of 5.3%. The median home value is $93,300. Housing costs are 61% lower than the state median of $240,500. With a home-value-to-income ratio of just 1.9x, Petrolia borough is one of the most affordable housing markets in the area. 64.3% of occupied housing units are owner-occupied. This homeownership rate is 7% lower than the state average of 69.3%.
Race & Ethnicity
Petrolia borough has a predominantly White (non-Hispanic) population, comprising 99.4% of all residents.
Education
3.7% of residents aged 25 and older hold a bachelor's degree or higher. This is among the lowest rates in the state, which may correlate with employment and income patterns. This is 89% lower than the state rate of 34.5%. Nationally, 35.0% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 96.3%.
Data Sources & Methodology
All demographic data for Petrolia borough, Pennsylvania is sourced from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates (2019-2023). The ACS collects data from approximately 3.5 million households annually, providing reliable estimates for communities of all sizes. Comparisons are made against Pennsylvania state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 1,993 Census-designated places in Pennsylvania. For official data, visit data.census.gov.
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Frequently Asked Questions
What is the population of Petrolia borough, Pennsylvania?
Petrolia borough, Pennsylvania has a population of 163 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Petrolia borough, PA?
The median household income in Petrolia borough is $50,000, which is 36% lower the national median of $78,538.
What is the poverty rate in Petrolia borough, PA?
The poverty rate in Petrolia borough is 4.3%. This means approximately 7 residents live below the federal poverty line.
What is the racial makeup of Petrolia borough, Pennsylvania?
Petrolia borough's population is 99.4% White, 0.0% Black, 0.0% Hispanic/Latino, and 0.0% Asian.
What is the median home value in Petrolia borough, PA?
The median home value in Petrolia borough is $93,300. The home-value-to-income ratio is 1.9x.
How educated is Petrolia borough, Pennsylvania?
3.7% of adults (25+) in Petrolia borough hold a bachelor's degree or higher, and 1.5% hold a graduate or professional degree.