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Pennsylvania ZIP Codes
Lawrence County
New Castle, PA
16105
16105 ZIP Code — New Castle, PA
Lawrence County, Pennsylvania
ZIP code 16105 is located in
New Castle ,
Pennsylvania ,
within Lawrence County .
It covers approximately 25.58 square miles and serves a population of
15,565 residents.
This is a standard ZIP code in the Eastern (ET) timezone,
served by area code 724 .
About ZIP code 16105
The housing stock consists of predominantly single-family detached homes. Most homes were built in the 1950s, giving the area an established character. Median home value is $167,400. Owner-occupancy sits near the national average at 75%.
The gap between median ($68,535) and mean household income suggests income inequality — a small number of higher earners pull the average up. 48% 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 24 minutes is near the national average.
Educational attainment is near the national average, with 32% of residents holding a bachelor's degree or higher.
16105 ZIP code map
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Cities in ZIP code 16105
Below are the cities the US Postal Service accepts for ZIP code 16105. Using any city not on this list may result in mail delivery delays.
Nearby ZIP codes
Demographics
updated 05/2026
Population
Total population
15,565
Population density
608 / sq mi
State FIPS
42
County FIPS
073
Geography
Land area
25.58 sq mi
Water area
0.26 sq mi
Latitude
41.0541
Longitude
-80.3310
Timezone
Eastern (ET)
Area code
724
Economics
updated 05/2026
Household income
Income range
This ZIP
County avg
State avg
Under $50k
42.4%
49.3%
39.8%
$50k – $100k
32.0%
31.1%
30.8%
$100k – $200k
20.2%
16.8%
22.4%
Over $200k
5.4%
2.8%
7.1%
Demographics & statistics
$68,535
Median household income
$167,400
Median home value
32.4%
Bachelor's or higher
Age distribution
Age summary
Group Count % Under 18 3,052 19.6% 18 and over 12,513 80.4% 65 and over 3,900 25.1% Median age 44.9 years
Race & ethnicity
Black or African American
2.4%
Group Count % White 14,863 94.8% Black or African American 381 2.4% Two or more races 168 1.1% Hispanic or Latino 118 0.8% Asian 91 0.6% Other race 62 0.4%
Household income
Income range
This ZIP
County avg
State avg
Under $50k
42.4%
49.3%
39.8%
$50k – $100k
32.0%
31.1%
30.8%
$100k – $200k
20.2%
16.8%
22.4%
Over $200k
5.4%
2.8%
7.1%
Range % of households Under $10k 3.5% $10k–$15k 2.1% $15k–$25k 8.8% $25k–$35k 9.2% $35k–$50k 13.6% $50k–$75k 16.4% $75k–$100k 13.5% $100k–$150k 16.2% $150k–$200k 8.6% $200k+ 8.0% Median income $68,535
Housing
Housing overview
Metric Value Median home value $167,400 Median rent / month $954 Owner occupied 74.9% Renter occupied 25.1% Vacant 8.5% Single-family detached 79.5% Large apartment buildings 0.6% Mobile homes 2.1% Median rooms 6.3 Avg household size (owned) 2.53
Year built
Era % 2020 or later 0.0% 2010–2019 2.2% 2000–2009 5.0% 1990–1999 10.7% 1980–1989 9.3% 1970–1979 10.9% 1960–1969 8.9% 1950–1959 24.5% 1940–1949 6.7% 1939 or earlier 21.8%
Bedrooms
Size % of units No bedroom (studio) 0.2% 1 bedroom 7.5% 2 bedrooms 23.9% 3 bedrooms 46.7% 4 bedrooms 17.9% 5+ bedrooms 3.9%
Vehicles per household
Vehicles % of households No vehicle 5.9% 1 vehicle 33.7% 2 vehicles 37.9% 3 or more 22.5%
Heating fuel
Fuel type % Utility gas 70.0% Electricity 23.6% Propane / LP gas 1.0% Fuel oil 3.7% Wood 0.8% No fuel used 0.5%
Households & families
Household type Count % Married-couple family 3,359 51.0% Cohabiting couple 417 6.3% Male householder, no spouse 1,001 15.2% Female householder, no spouse 1,804 27.4% Households with children under 18 1,700 25.8% Households with seniors (65+) 2,725 41.4% Average household size 2.36
Marital status
Status Male Female Never married 27.7% 29.3% Married 56.6% 50.0% Separated 1.5% 0.5% Widowed 5.0% 10.7% Divorced 9.3% 9.5%
Education
Some college, no degree
17.6%
Graduate / professional
9.7%
Metric % HS diploma or higher 93.7% Bachelor's or higher 32.4%
School enrollment (ages 3–17)
Type Count % Nursery / preschool 159 5.0% Kindergarten 186 5.8% Elementary school 1,392 43.7% High school 942 29.6% College / grad school 503 15.8%
Employment
Industry of employment
Education & healthcare
26.5%
Finance & real estate
8.4%
Professional & management
7.5%
Arts, food & hospitality
7.5%
Public administration
5.3%
Transportation & utilities
4.5%
Agriculture & mining
0.5%
Occupation
Category % Management, business & arts 43.9% Service 15.0% Sales & office 22.5% Natural resources & construction 8.1% Production & transportation 10.5%
Employment type
Type % Private sector 81.1% Government 14.8% Self-employed 4.1% Unpaid family workers 0.0%
Commute
Method % Drive alone 82.4% Carpool 6.5% Public transit 0.8% Walk 0.3% Work from home 9.5% Other means 0.5% Avg commute (minutes) 24.0
Poverty
Married-couple families
2.3%
Female-led households
30.2%
Income support
Source % of households Social Security 48.2% Retirement income 31.4% Supplemental Security 6.7% Cash public assistance 3.6% Food stamps / SNAP 11.1%
Health indicators
Condition % Obesity 34.6% High blood pressure 34.9% High cholesterol 33.8% Diabetes 11.1% Heart disease 7.7% Stroke 3.3% Asthma 9.5% Arthritis 30.7% Kidney disease 3.2% Pulmonary disease 7.7% Cancer 8.6%
Behavior / access % Smoking 16.5% Binge drinking 17.3% No physical activity 22.7% Less than 7 hrs sleep 34.0% Depression 21.2% Fair or poor health 13.6% Poor mental health 13.9% Poor physical health 10.5% No health insurance 9.0% Visited doctor (checkup) 80.0% Visited dentist 68.7% Cholesterol screening 91.7% Teeth loss 12.4%
Veterans & disability
Veterans Count % Civilian veterans 1,222 9.8%
Disability % Any disability 17.1% Under 18 4.2% 18–64 years 13.0% 65 and over 36.3%
Health insurance coverage
Type % Private insurance 73.4% Public insurance 41.7% No insurance 5.4% Uninsured under 19 3.3%
Language & origin
Language spoken at home (age 5+)
Language Count % English only 14,837 95.3% Spanish 352 2.4% Other Indo-European 119 0.8% Asian & Pacific Islander 206 1.4% Other languages 23 0.2%
Place of birth & citizenship
Origin Count % Native born (US) 15,229 97.8% Born in same state 15,083 96.9% Born in different state 12,373 79.5% Foreign born 146 0.9% Naturalized citizen 336 2.2% Not a US citizen 237 70.5%
Ancestry
Ancestry Count % Italian 2,318 14.9% French 1,291 8.3% Arab 171 1.1% Irish 139 0.9%
Ancestry Count % English 51 0.3% German 48 0.3% Norwegian 20 0.1%
Technology access
Metric % of households Computer access 42.3% Internet access 91.4%
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 16105
What city is ZIP code 16105 in?
ZIP code 16105 is primarily assigned to New Castle, Pennsylvania.
What county is ZIP code 16105 in?
ZIP code 16105 falls within Lawrence County, Pennsylvania.
Does ZIP code 16105 have an older population?
25% of residents in ZIP code 16105 are 65 or older, above the national average of ~17%.
Does ZIP code 16105 have a large retiree population?
48% of households in ZIP code 16105 receive Social Security income, suggesting a significant retiree or disability population.
Does ZIP code 16105 have a large veteran population?
10% of civilians in ZIP code 16105 are veterans, above the national average of ~7%.
What is the typical home value in ZIP code 16105?
The median home value in ZIP code 16105 is $167,400.
What timezone is ZIP code 16105 in?
ZIP code 16105 observes the EST timezone.
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