Seneca ZIP Codes — Venango County, PA

There is one unique ZIP code in Seneca, Pennsylvania and it is 16346. Area code: 814.

ZIP codes

15.57

sq mi land

0.00

sq mi water

814

area code

Seneca, PA ZIP code map

About Seneca, PA

Seneca is a charming city located in Pennsylvania, specifically within Venango County. The city is known for its small-town appeal and offers a peaceful environment for residents and visitors alike. With a unique blend of natural beauty and community spirit, Seneca provides a welcoming atmosphere for all who come here.

Location & geography

Seneca is ideally situated in the northwestern part of Pennsylvania, making it a convenient location for those traveling to surrounding areas. The city is within a short drive of several nearby cities, including Franklin, which is about 7 miles away, Oil City at around 8 miles, and Meadville, approximately 22 miles from Seneca. Covering an area of 15.57 square miles and featuring no water area, the terrain is predominantly land, showcasing the beautiful landscape of Venango County.

Community & economy

The character of Seneca is marked by its friendly residents and various community events that foster neighborly connections. The local economy primarily revolves around small business and industries such as manufacturing and agriculture, providing essential services and employment opportunities to the community. Daily life in Seneca is characterized by a slower pace, with families enjoying outdoor activities and local gatherings.

Transportation

Seneca is conveniently accessible via several key highways, including Interstate 80, which provides connectivity to larger urban centers. The nearest major airport is the Venango Regional Airport, located about 12 miles away, catering to regional air travel needs. Public transportation options are limited, making personal vehicles the most common mode of transit for residents.

History

Seneca was founded in the early 19th century, flourishing as a small community primarily due to its proximity to natural resources. The city has seen various industries come and go, with significant developments in manufacturing in the early 1900s contributing to its growth. Notable events in the city’s history often revolve around local fairs and festivals, which have become cherished traditions for the residents.

Did you know?

One surprising fact about Seneca is that it has maintained a tight-knit community spirit, with many residents participating in local volunteer efforts and initiatives. Additionally, the city’s location among the beautiful landscapes of Pennsylvania makes it a hidden gem for outdoor enthusiasts.

ZIP codes for Seneca, PA (1)

ZIP code	City	County	Map
16346	Seneca	Venango	View map

Demographics & statistics

3,138

Population

47.0

Median age

$61,161

Median household income

$30,715

Per capita income

$138,700

Median home value

$740

Median monthly rent

65.7%

Home ownership

16.1%

Poverty rate

8.8%

Unemployment

1,054

Housing units

22.1%

Bachelor's or higher

Age distribution

Male Female

132

Under 5

143

5–9

118

10–14

128

15–19

20–24

142

25–34

155

170

35–44

185

157

45–54

171

110

55–59

120

157

60–64

171

256

65–74

278

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	696	22.2%
18 and over	2,442	77.8%
65 and over	740	23.6%
Median age	47.0 years

Race & ethnicity

White 93.7%

Two or more races 2.6%

Asian 1.8%

Black or African American 1%

Hispanic or Latino 0.9%

Group	Count	%
White	2,966	93.7%
Two or more races	83	2.6%
Asian	56	1.8%
Black or African American	33	1%
Hispanic or Latino	29	0.9%

Household income

Under $10k 6.2%

$10k–$15k 6.4%

$15k–$25k 13.0%

$25k–$35k 7.4%

$35k–$50k 11.3%

$50k–$75k 18.8%

$75k–$100k 11.2%

$100k–$150k 18.7%

$150k–$200k 6.9%

Range	% of households
Under $10k	6.2%
$10k–$15k	6.4%
$15k–$25k	13.0%
$25k–$35k	7.4%
$35k–$50k	11.3%
$50k–$75k	18.8%
$75k–$100k	11.2%
$100k–$150k	18.7%
$150k–$200k	6.9%
Median income	$61,161

Housing

Home values

Under $50k 10.9%

$50k–$100k 20.7%

$100k–$150k 25.4%

$150k–$200k 14.5%

$200k–$300k 23.3%

$300k–$500k 2.3%

$500k–$1M 3.0%

Housing overview

Metric	Value
Median home value	$138,700
Median rent / month	$740
Owner occupied	65.7%
Renter occupied	34.3%
Vacant	6.2%
Single-family detached	69.4%
Large apartment buildings	1.7%
Mobile homes	8.6%
Median rooms	5.9
Avg household size (owned)	2.36

Year built

Era	%
2020 or later	0.0%
2010–2019	1.1%
2000–2009	8.4%
1990–1999	6.3%
1980–1989	15.7%
1970–1979	25.7%
1960–1969	8.2%
1950–1959	15.4%
1940–1949	4.6%
1939 or earlier	14.5%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	8.1%
2 bedrooms	34.0%
3 bedrooms	39.5%
4 bedrooms	17.1%
5+ bedrooms	1.2%

Vehicles per household

Vehicles	% of households
No vehicle	9.3%
1 vehicle	42.1%
2 vehicles	31.3%
3 or more	17.3%

Heating fuel

Fuel type	%
Utility gas	68.8%
Electricity	19.3%
Propane / LP gas	7.7%
Fuel oil	2.0%
Wood	1.7%
No fuel used	0.5%

Households & families

Household type	Count	%
Married-couple family	676	46.4%
Cohabiting couple	53	3.6%
Male householder, no spouse	275	18.9%
Female householder, no spouse	454	31.1%
Households with children under 18	430	29.5%
Households with seniors (65+)	566	38.8%
Average household size	2.15

Marital status

Status	Male	Female
Never married	22.8%	24.0%
Married	59.6%	48.6%
Separated	0.0%	3.5%
Widowed	4.7%	8.5%
Divorced	12.9%	15.5%

Education

Less than 9th grade 2.6%

Some HS, no diploma 3.8%

HS graduate 44.5%

Some college, no degree 17.0%

Associate's degree 9.9%

Bachelor's degree 16.0%

Graduate / professional 6.1%

Metric	%
HS diploma or higher	93.5%
Bachelor's or higher	22.1%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	8	1.6%
Kindergarten	14	2.8%
Elementary school	251	50.3%
High school	163	32.7%
College / grad school	63	12.6%

Employment

Industry of employment

Education & healthcare 28.4%

Manufacturing 19.2%

Retail trade 12.9%

Professional & management 10.0%

Transportation & utilities 7.8%

Arts, food & hospitality 6.1%

Finance & real estate 4.1%

Other services 3.7%

Information 3.0%

Wholesale trade 2.2%

Agriculture & mining 1.1%

Construction 0.8%

Public administration 0.7%

Occupation

Category	%
Management, business & arts	33.9%
Service	19.1%
Sales & office	25.0%
Natural resources & construction	2.5%
Production & transportation	19.6%

Employment type

Type	%
Private sector	85.8%
Government	11.7%
Self-employed	2.5%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	87.4%
Carpool	5.0%
Public transit	0.0%
Walk	0.0%
Other means	0.0%
Avg commute (minutes)	24.7

Poverty

All people 16.1%

Under 18 years 17.7%

18 and over 15.6%

Married-couple families 8.9%

Female-led households 49.6%

Income support

Source	% of households
Social Security	43.8%
Retirement income	40.3%
Supplemental Security	5.6%
Cash public assistance	5.8%
Food stamps / SNAP	23.0%

Health indicators

Condition	%
High blood pressure	35.0%
High cholesterol	34.8%
Heart disease	7.7%
Stroke	3.4%
Asthma	10.2%
Arthritis	30.4%
Kidney disease	3.1%
Pulmonary disease	8.6%
Cancer	7.7%

Behavior / access	%
Binge drinking	18.5%
No physical activity	25.4%
Less than 7 hrs sleep	35.6%
Fair or poor health	15.4%
Poor mental health	15.6%
Poor physical health	11.5%
No health insurance	10.4%
Visited doctor (checkup)	78.8%
Visited dentist	62.3%
Cholesterol screening	89.9%
Teeth loss	15.3%

Veterans & disability

Veterans	Count	%
Civilian veterans	204	8.4%

Disability	%
Any disability	18.5%
Under 18	1.4%
18–64 years	17.1%
65 and over	37.8%

Health insurance coverage

Type	%
Private insurance	70.7%
Public insurance	49.9%
Uninsured under 19	1.1%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	2,863	91.2%
Spanish	0	0.0%
Other Indo-European	0	0.0%
Asian & Pacific Islander	0	0.0%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	3,078	98.1%
Born in same state	3,045	97.0%
Born in different state	2,641	84.2%
Foreign born	33	1.1%
Naturalized citizen	60	1.9%
Not a US citizen	42	70.0%

Ancestry

Ancestry	Count	%
Italian	533	17%
French	432	13.8%
Arab	195	6.2%

Ancestry	Count	%
English	69	2.2%
Polish	19	0.6%

Technology access

Metric	% of households
Computer access	46.5%
Internet access	91.9%

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

Frequently asked questions

What ZIP codes does Seneca, PA have?

Seneca, PA has one ZIP code: 16346. Each ZIP code serves a distinct delivery area within the city and surrounding region.