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Pennsylvania ZIP Codes
Venango County
Seneca, PA
16346
16346 ZIP Code — Seneca, PA
Venango County, Pennsylvania
ZIP code 16346 is located in
Seneca ,
Pennsylvania ,
within Venango County .
It covers approximately 15.57 square miles and serves a population of
3,138 residents.
This is a standard ZIP code in the Eastern (ET) timezone,
served by area code 814 .
About ZIP code 16346
The housing stock consists of a mix of housing types. Most homes were built in the 1970s, giving the area an established character. Median home value is $138,700. Owner-occupancy sits near the national average at 66%.
Median household income is $61,161. SNAP benefit usage at 23% of households reflects economic stress in the area. 44% of households receive Social Security income, suggesting a notable retiree or disability population.
The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 25 minutes is near the national average.
Educational attainment is near the national average, with 22% of residents holding a bachelor's degree or higher.
Health indicators show elevated rates of smoking (21%) compared to national benchmarks.
Overall, ZIP code 16346 reflects a community defined by a significant Social Security-dependent population and elevated reliance on food assistance.
16346 ZIP code map
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Cities in ZIP code 16346
Below are the cities the US Postal Service accepts for ZIP code 16346. Using any city not on this list may result in mail delivery delays.
Nearby ZIP codes
Demographics
updated 05/2026
Population
Total population
3,138
Population density
202 / sq mi
State FIPS
42
County FIPS
121
Geography
Land area
15.57 sq mi
Water area
0.00 sq mi
Latitude
41.3724
Longitude
-79.6605
Timezone
Eastern (ET)
Area code
814
Economics
updated 05/2026
Household income
Income range
This ZIP
County avg
State avg
Under $50k
47.1%
48.8%
39.8%
$50k – $100k
37.6%
33.5%
30.8%
$100k – $200k
14.0%
15.9%
22.4%
Over $200k
1.3%
1.7%
7.1%
Demographics & statistics
$61,161
Median household income
$138,700
Median home value
22.1%
Bachelor's or higher
Age distribution
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
Black or African American
1%
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
Income range
This ZIP
County avg
State avg
Under $50k
47.1%
48.8%
39.8%
$50k – $100k
37.6%
33.5%
30.8%
$100k – $200k
14.0%
15.9%
22.4%
Over $200k
1.3%
1.7%
7.1%
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
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
Some college, no degree
17.0%
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%
Professional & management
10.0%
Transportation & utilities
7.8%
Arts, food & hospitality
6.1%
Finance & real estate
4.1%
Agriculture & mining
1.1%
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% Work from home 7.7% Other means 0.0% Avg commute (minutes) 24.7
Poverty
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 % Obesity 35.7% High blood pressure 35.0% High cholesterol 34.8% Diabetes 11.1% 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 % Smoking 20.8% Binge drinking 18.5% No physical activity 25.4% Less than 7 hrs sleep 35.6% Depression 22.4% 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% No insurance 5.1% 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 about ZIP code 16346
What city is ZIP code 16346 in?
ZIP code 16346 is primarily assigned to Seneca, Pennsylvania.
What county is ZIP code 16346 in?
ZIP code 16346 falls within Venango County, Pennsylvania.
Does ZIP code 16346 have a large retiree population?
44% of households in ZIP code 16346 receive Social Security income, suggesting a significant retiree or disability population.
What is the poverty rate in ZIP code 16346?
16% of residents in ZIP code 16346 live below the poverty line, above the national average.
What is the typical home value in ZIP code 16346?
The median home value in ZIP code 16346 is $138,700.
What is the population of ZIP code 16346?
ZIP code 16346 has an estimated population of 3,138 residents, with a density of 202 people per square mile.
What timezone is ZIP code 16346 in?
ZIP code 16346 observes the EST timezone.
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