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Pennsylvania ZIP Codes
Fayette County
Lake Lynn, PA
15451
15451 ZIP Code — Lake Lynn, PA
Fayette County, Pennsylvania
ZIP code 15451 is located in
Lake Lynn ,
Pennsylvania ,
within Fayette County .
It covers approximately 9.48 square miles and serves a population of
811 residents.
This is a standard ZIP code in the Eastern (ET) timezone,
served by area code 724 .
About ZIP code 15451
The housing stock consists of predominantly single-family detached homes. Most homes were built in the 1980s, giving the area an established character. Median home value is $104,600. Owner-occupancy is high at 84%, well above the national average.
Median household income is $34,125. Poverty affects 42% of residents, above the national average. SNAP benefit usage at 33% of households reflects economic stress in the area. 41% of households receive Social Security income, suggesting a notable retiree or disability population.
The dominant occupation class is production, transportation, and material moving, with education and healthcare as the leading industry. The average commute of 14 minutes is near the national average.
College attainment at 5% is below the national average, consistent with a trades and production-oriented local economy.
Health indicators show elevated rates of smoking (26%) compared to national benchmarks.
Notable community characteristics include disability rates above the national average at 29%.
Overall, ZIP code 15451 reflects a community defined by a trades-oriented workforce, economic challenges above the national average, high homeownership, a significant Social Security-dependent population, and elevated reliance on food assistance.
15451 ZIP code map
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Cities in ZIP code 15451
Below are the cities the US Postal Service accepts for ZIP code 15451. Using any city not on this list may result in mail delivery delays.
Demographics
updated 05/2026
Population
Total population
811
Population density
86 / sq mi
State FIPS
42
County FIPS
051
Geography
Land area
9.48 sq mi
Water area
0.01 sq mi
Latitude
39.7446
Longitude
-79.8203
Timezone
Eastern (ET)
Area code
724
Economics
updated 05/2026
Household income
Income range
This ZIP
County avg
State avg
Under $50k
73.8%
50.2%
39.8%
$50k – $100k
20.2%
30.3%
30.8%
$100k – $200k
2.3%
17.0%
22.4%
Over $200k
3.6%
2.4%
7.1%
Demographics & statistics
$34,125
Median household income
$104,600
Median home value
Age distribution
Age summary
Group Count % Under 18 229 28.2% 18 and over 582 71.8% 65 and over 124 15.3% Median age 50.2 years
Race & ethnicity
Group Count % White 808 99.6% Two or more races 3 0.4%
Household income
Income range
This ZIP
County avg
State avg
Under $50k
73.8%
50.2%
39.8%
$50k – $100k
20.2%
30.3%
30.8%
$100k – $200k
2.3%
17.0%
22.4%
Over $200k
3.6%
2.4%
7.1%
Range % of households Under $10k 4.6% $10k–$15k 3.7% $15k–$25k 20.5% $25k–$35k 26.2% $35k–$50k 20.7% $50k–$75k 10.7% $75k–$100k 4.6% $100k–$150k 3.2% $150k–$200k 5.5% $200k+ 0.3% Median income $34,125
Housing
Housing overview
Metric Value Median home value $104,600 Median rent / month $606 Owner occupied 84.4% Renter occupied 15.6% Vacant 0.0% Single-family detached 75.2% Large apartment buildings 0.0% Mobile homes 23.1% Median rooms 5.8 Avg household size (owned) 2.51
Year built
Era % 2020 or later 0.0% 2010–2019 4.9% 2000–2009 9.8% 1990–1999 4.3% 1980–1989 25.4% 1970–1979 2.0% 1960–1969 14.4% 1950–1959 9.5% 1940–1949 15.3% 1939 or earlier 14.4%
Bedrooms
Size % of units No bedroom (studio) 3.2% 1 bedroom 14.4% 2 bedrooms 7.5% 3 bedrooms 64.6% 4 bedrooms 10.4% 5+ bedrooms 0.0%
Vehicles per household
Vehicles % of households No vehicle 9.8% 1 vehicle 38.6% 2 vehicles 32.9% 3 or more 18.7%
Heating fuel
Fuel type % Utility gas 18.4% Electricity 27.1% Propane / LP gas 5.5% Fuel oil 41.5% Wood 7.5%
Households & families
Household type Count % Married-couple family 167 48.1% Cohabiting couple 16 4.6% Male householder, no spouse 59 17.0% Female householder, no spouse 105 30.3% Households with children under 18 86 24.8% Households with seniors (65+) 126 36.3% Average household size 2.34
Marital status
Status Male Female Never married 16.2% 8.7% Married 72.1% 58.7% Separated 0.0% 0.0% Widowed 1.8% 30.3% Divorced 9.9% 2.3%
Education
Some HS, no diploma
16.8%
Some college, no degree
7.6%
Graduate / professional
0.0%
Metric % HS diploma or higher 83.2% Bachelor's or higher 5.1%
School enrollment (ages 3–17)
Type Count % Nursery / preschool 0 0.0% Kindergarten 39 21.3% Elementary school 136 74.3% High school 0 0.0% College / grad school 8 4.4%
Employment
Industry of employment
Education & healthcare
38.4%
Arts, food & hospitality
6.1%
Professional & management
5.4%
Transportation & utilities
3.4%
Occupation
Category % Management, business & arts 20.4% Service 15.6% Sales & office 22.8% Natural resources & construction 15.3% Production & transportation 25.9%
Employment type
Type % Private sector 79.6% Government 5.4% Self-employed 15.0% Unpaid family workers 0.0%
Commute
Method % Drive alone 72.3% Carpool 3.3% Public transit 0.0% Walk 9.5% Work from home 11.2% Other means 3.7% Avg commute (minutes) 13.8
Poverty
Married-couple families
35.3%
Female-led households
0.0%
Income support
Source % of households Social Security 41.2% Retirement income 34.6% Supplemental Security 27.4% Cash public assistance 2.3% Food stamps / SNAP 33.4%
Health indicators
Condition % Obesity 36.6% High blood pressure 34.2% High cholesterol 33.5% Diabetes 12.1% Heart disease 7.8% Stroke 3.7% Asthma 10.7% Arthritis 30.0% Kidney disease 3.3% Pulmonary disease 10.1% Cancer 6.7%
Behavior / access % Smoking 26.1% Binge drinking 18.7% No physical activity 28.1% Less than 7 hrs sleep 38.9% Depression 23.8% Fair or poor health 18.3% Poor mental health 17.3% Poor physical health 13.2% No health insurance 11.8% Visited doctor (checkup) 78.1% Visited dentist 57.8% Cholesterol screening 87.9% Teeth loss 19.9%
Veterans & disability
Veterans Count % Civilian veterans 36 6.2%
Disability % Any disability 28.7% Under 18 0.0% 18–64 years 45.6% 65 and over 19.4%
Health insurance coverage
Type % Private insurance 35.5% Public insurance 77.7% No insurance 0.4% Uninsured under 19 0.0%
Language & origin
Language spoken at home (age 5+)
Language Count % English only 757 93.3% 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) 811 100.0% Born in same state 811 100.0% Born in different state 521 64.2% Foreign born 0 0.0% Naturalized citizen 0 0.0% Not a US citizen 0 0.0%
Ancestry
Ancestry Count % Arab 92 11.3% Italian 51 6.3%
Ancestry Count % French 37 4.6% Irish 16 2%
Technology access
Metric % of households Computer access 42.8% Internet access 72.6%
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 15451
What city is ZIP code 15451 in?
ZIP code 15451 is primarily assigned to Lake Lynn, Pennsylvania.
What county is ZIP code 15451 in?
ZIP code 15451 falls within Fayette County, Pennsylvania.
What is the poverty rate in ZIP code 15451?
42% of residents in ZIP code 15451 live below the poverty line, above the national average.
How educated is the population of ZIP code 15451?
5% of residents hold a bachelor's degree or higher — below the national average of ~33%, consistent with a trades-oriented local economy.
Is ZIP code 15451 mostly owner-occupied?
84% of occupied units in ZIP code 15451 are owner-occupied, well above the national average.
Does ZIP code 15451 have a large retiree population?
41% of households in ZIP code 15451 receive Social Security income, suggesting a significant retiree or disability population.
What timezone is ZIP code 15451 in?
ZIP code 15451 observes the EST timezone.
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