Petrolia ZIP Codes — Butler County, PA

There is one unique ZIP code in Petrolia, Pennsylvania and it is 16050. Area code: 724/878.

ZIP codes

20.78

sq mi land

0.01

sq mi water

724/878

area code

Petrolia, PA ZIP code map

About Petrolia, PA

Petrolia, Pennsylvania, is a charming borough located in Butler County. Known for its close-knit community and rich history, Petrolia represents the quintessential small-town experience. With a mix of residential neighborhoods and local businesses, it offers a unique blend of rural tranquility and community spirit.

Location & geography

Petrolia is situated in the western part of Pennsylvania, approximately 45 miles north of Pittsburgh. The borough is surrounded by several small towns, with East Brady and Karns City located just a short distance away. The land area of Petrolia encompasses 20.78 square miles, with a negligible water area of 0.01 square miles.

Community & economy

The community of Petrolia is characterized by its friendly residents and an emphasis on local engagement. Historically, the town's economy has been tied to industries such as coal mining and agriculture, contributing to its unique cultural identity. Daily life in Petrolia involves a tight-knit network of families and local businesses, often coming together for community events and gatherings.

Transportation

Petrolia is accessible via local roads, with major highways such as Route 268 providing connections to other towns and cities. The nearest significant airport is Pittsburgh International Airport, located about 50 miles away, enabling convenient travel for residents. Public transit options are minimal, as the area is primarily served by personal vehicles.

History

Founded in the late 19th century, Petrolia emerged during the oil boom in Pennsylvania, which played a significant role in its development. The town’s early industries focused on oil production, which shaped its economic landscape for many years. Over the decades, Petrolia has maintained its small-town charm while evolving with changing economic conditions.

Did you know?

One surprising fact about Petrolia is its historical significance in the oil industry during the late 1800s, which profoundly influenced the region's growth. Additionally, the borough is known for hosting various community events that celebrate its rich heritage and local culture.

ZIP codes for Petrolia, PA (1)

ZIP code	City	County	Map
16050	Petrolia	Butler	View map

Demographics & statistics

931

Population

47.9

Median age

$56,583

Median household income

$32,159

Per capita income

$118,900

Median home value

$858

Median monthly rent

81.6%

Home ownership

10.8%

Poverty rate

5.7%

Unemployment

416

Housing units

13.3%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

10–14

15–19

20–24

25–34

35–44

45–54

55–59

60–64

65–74

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	167	17.9%
18 and over	764	82.1%
65 and over	196	21.1%
Median age	47.9 years

Race & ethnicity

White 93.5%

Black or African American 3.9%

Asian 1.3%

Two or more races 1.3%

Hispanic or Latino 0.1%

Group	Count	%
White	871	93.5%
Black or African American	36	3.9%
Asian	12	1.3%
Two or more races	12	1.3%
Hispanic or Latino	1	0.1%

Household income

Under $10k 4.0%

$10k–$15k 7.5%

$15k–$25k 8.5%

$25k–$35k 5.4%

$35k–$50k 15.1%

$50k–$75k 19.3%

$75k–$100k 12.2%

$100k–$150k 21.2%

$150k–$200k 5.2%

$200k+ 1.6%

Range	% of households
Under $10k	4.0%
$10k–$15k	7.5%
$15k–$25k	8.5%
$25k–$35k	5.4%
$35k–$50k	15.1%
$50k–$75k	19.3%
$75k–$100k	12.2%
$100k–$150k	21.2%
$150k–$200k	5.2%
$200k+	1.6%
Median income	$56,583

Housing

Home values

Under $50k 15.9%

$50k–$100k 22.2%

$100k–$150k 24.8%

$150k–$200k 9.5%

$200k–$300k 17.3%

$300k–$500k 5.2%

$500k–$1M 5.2%

Housing overview

Metric	Value
Median home value	$118,900
Median rent / month	$858
Owner occupied	81.6%
Renter occupied	18.4%
Vacant	14.0%
Single-family detached	80.2%
Large apartment buildings	0.0%
Mobile homes	18.4%
Median rooms	5.9
Avg household size (owned)	2.17

Year built

Era	%
2020 or later	0.6%
2010–2019	1.6%
2000–2009	3.8%
1990–1999	13.2%
1980–1989	8.7%
1970–1979	8.5%
1960–1969	17.6%
1950–1959	9.9%
1940–1949	8.7%
1939 or earlier	27.3%

Bedrooms

Size	% of units
No bedroom (studio)	1.6%
1 bedroom	3.4%
2 bedrooms	22.1%
3 bedrooms	54.0%
4 bedrooms	18.0%
5+ bedrooms	0.8%

Vehicles per household

Vehicles	% of households
No vehicle	4.5%
1 vehicle	28.9%
2 vehicles	48.2%
3 or more	18.4%

Heating fuel

Fuel type	%
Utility gas	78.1%
Electricity	5.9%
Propane / LP gas	6.1%
Fuel oil	4.0%
Wood	4.5%
No fuel used	0.5%

Households & families

Household type	Count	%
Married-couple family	184	43.3%
Cohabiting couple	26	6.1%
Male householder, no spouse	99	23.3%
Female householder, no spouse	116	27.3%
Households with children under 18	98	23.1%
Households with seniors (65+)	155	36.5%
Average household size	2.19

Marital status

Status	Male	Female
Never married	34.9%	22.0%
Married	44.6%	49.2%
Separated	2.8%	2.4%
Widowed	2.4%	16.1%
Divorced	15.3%	10.2%

Education

Less than 9th grade 3.4%

Some HS, no diploma 5.5%

HS graduate 53.7%

Some college, no degree 16.0%

Associate's degree 8.2%

Bachelor's degree 9.2%

Graduate / professional 4.1%

Metric	%
HS diploma or higher	91.1%
Bachelor's or higher	13.3%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	7	5.4%
Kindergarten	9	7.0%
Elementary school	62	48.1%
High school	42	32.6%
College / grad school	9	7.0%

Employment

Industry of employment

Education & healthcare 25.8%

Manufacturing 18.4%

Transportation & utilities 14.1%

Professional & management 12.7%

Other services 6.9%

Construction 5.8%

Retail trade 5.8%

Public administration 3.9%

Information 3.5%

Wholesale trade 0.9%

Arts, food & hospitality 0.9%

Agriculture & mining 0.7%

Finance & real estate 0.7%

Occupation

Category	%
Management, business & arts	25.8%
Service	21.9%
Sales & office	22.6%
Natural resources & construction	13.1%
Production & transportation	16.6%

Employment type

Type	%
Private sector	87.6%
Government	10.1%
Self-employed	2.3%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	91.8%
Carpool	1.4%
Public transit	0.0%
Walk	0.7%
Other means	0.5%
Avg commute (minutes)	30.3

Poverty

All people 10.8%

Under 18 years 3.0%

18 and over 12.6%

Married-couple families 1.6%

Female-led households 26.1%

Income support

Source	% of households
Social Security	44.2%
Retirement income	30.8%
Supplemental Security	6.8%
Cash public assistance	1.2%
Food stamps / SNAP	10.8%

Health indicators

Condition	%
High blood pressure	31.2%
High cholesterol	31.9%
Heart disease	7.1%
Stroke	3.1%
Asthma	10.4%
Arthritis	30.1%
Kidney disease	2.8%
Pulmonary disease	8.2%
Cancer	6.8%

Behavior / access	%
Binge drinking	19.9%
No physical activity	25.1%
Less than 7 hrs sleep	37.6%
Fair or poor health	15.1%
Poor mental health	16.4%
Poor physical health	11.5%
No health insurance	10.9%
Visited doctor (checkup)	78.1%
Visited dentist	66.2%
Cholesterol screening	88.8%
Teeth loss	16.2%

Veterans & disability

Veterans	Count	%
Civilian veterans	62	8.1%

Disability	%
Any disability	18.7%
Under 18	1.2%
18–64 years	16.4%
65 and over	40.3%

Health insurance coverage

Type	%
Private insurance	72.1%
Public insurance	41.2%
Uninsured under 19	1.7%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	914	98.2%
Spanish	15	1.6%
Other Indo-European	10	1.1%
Asian & Pacific Islander	2	0.2%
Other languages	3	0.3%

Place of birth & citizenship

Origin	Count	%
Native born (US)	919	98.7%
Born in same state	913	98.1%
Born in different state	838	90.0%
Foreign born	6	0.6%
Naturalized citizen	12	1.3%
Not a US citizen	7	58.3%

Ancestry

Ancestry	Count	%
Italian	187	20.1%
French	67	7.2%
Arab	67	7.2%

Ancestry	Count	%
Polish	7	0.8%
Irish	2	0.2%

Technology access

Metric	% of households
Computer access	45.6%
Internet access	89.2%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions

What ZIP codes does Petrolia, PA have?

Petrolia, PA has one ZIP code: 16050. Each ZIP code serves a distinct delivery area within the city and surrounding region.