Petrolia is a

borough A borough is an administrative division in various English language, English-speaking countries. In principle, the term ''borough'' designates a self-governing walled town, although in practice, official use of the term varies widely. History ...

Butler County, Pennsylvania Butler County is a county in the Commonwealth of Pennsylvania. As of the 2020 census, the population was 193,763. Its county seat is Butler. Butler County was created on March 12, 1800, from part of Allegheny County and named in honor of Gen ...

, United States. The population was 212 at the 2010 census.

Geography

Petrolia is located in eastern Butler County at (41.017964, −79.718204), in the valley of the South Branch of Bear Creek, a tributary of the

Allegheny River The Allegheny River ( ; ; ) is a tributary of the Ohio River that is located in western Pennsylvania and New York (state), New York in the United States. It runs from its headwaters just below the middle of Pennsylvania's northern border, nor ...

. Pennsylvania Route 268 passes through the borough, leading north to Bruin and south to Karns City. According to the

United States Census Bureau The United States Census Bureau, officially the Bureau of the Census, is a principal agency of the Federal statistical system, U.S. federal statistical system, responsible for producing data about the American people and American economy, econ ...

, Petrolia has a total area of , all land.

Demographics

As of the 2000 census, there were 218 people, 89 households, and 64 families residing in the borough. The population density was . There were 99 housing units at an average density of . The racial makeup of the borough was 100.00% White. There were 89 households, out of which 29.2% had children under the age of 18 living with them, 53.9% were married couples living together, 11.2% had a female householder with no husband present, and 27.0% were non-families. 20.2% of all households were made up of individuals, and 6.7% had someone living alone who was 65 years of age or older. The average household size was 2.45 and the average family size was 2.80. In the borough the population was spread out, with 21.1% under the age of 18, 8.3% from 18 to 24, 34.4% from 25 to 44, 23.9% from 45 to 64, and 12.4% who were 65 years of age or older. The median age was 38 years. For every 100 females there were 89.6 males. For every 100 females age 18 and over, there were 93.3 males. The median income for a household in the borough was $29,821, and the median income for a family was $37,708. Males had a median income of $31,875 versus $23,750 for females. The

per capita income Per capita income (PCI) or average income measures the average income earned per person in a given area (city, region, country, etc.) in a specified year. In many countries, per capita income is determined using regular population surveys, such ...

for the borough was $17,358. About 8.5% of families and 14.5% of the population were below the

poverty line The poverty threshold, poverty limit, poverty line, or breadline is the minimum level of income deemed adequate in a particular country. The poverty line is usually calculated by estimating the total cost of one year's worth of necessities for ...

, including 23.1% of those under the age of eighteen and none of those sixty five or over.

Education

Karns City Area School District Karn City Area School District is a public school district in Butler County, Clarion County, and Armstrong County, Pennsylvania. The district serves the boroughs of Chicora, Fairview, Karns City, Petrolia, and Bruin, and the townships of ...

- public school *

Karns City High School Karns City Area Junior/Senior High School is located in Karns City, Pennsylvania. It is part of the Karns City Area School District. The school serves students residing in the Butler County, Clarion County, and Armstrong counties. The bo ...

References

{{authority control Populated places established in 1872 Boroughs in Butler County, Pennsylvania 1872 establishments in Pennsylvania