15101 ZIP Code — Allison Park, PA

Allegheny County, Pennsylvania

ZIP code 15101 is located in Allison Park, Pennsylvania, within Allegheny County. It covers approximately 21.47 square miles and serves a population of 26,238 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 412/724.

About ZIP code 15101

The housing stock consists of predominantly single-family detached homes. Most homes were built in the 1960s, giving the area an established character. Median home value is $290,800. Owner-occupancy is high at 76%, well above the national average.

The gap between median ($108,314) and mean household income suggests income inequality — a small number of higher earners pull the average up. The poverty rate of 4% is below the national average. 34% 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 27 minutes is near the national average.

Educational attainment is high — 57% of residents hold a bachelor's degree or higher, well above the national average of 33%.

Overall, ZIP code 15101 reflects a community defined by a highly educated population, high homeownership, and a significant Social Security-dependent population.

26,238

population

21.47

sq mi land

Standard

ZIP type

Eastern (ET)

timezone

15101 ZIP code map

Cities in ZIP code 15101

Below are the cities the US Postal Service accepts for ZIP code 15101. Using any city not on this list may result in mail delivery delays.

City	Status
Allison Park	Preferred

Nearby ZIP codes

15116 Glenshaw (2.3 mi) 15044 Gibsonia (4.1 mi) 15051 Indianola (4.5 mi) 15223 Pittsburgh (4.8 mi) 15238 Pittsburgh (5 mi) 15215 Pittsburgh (5.3 mi) 15209 Pittsburgh (5.4 mi) 15007 Bakerstown (5.4 mi) 15024 Cheswick (5.5 mi) 15237 Pittsburgh (5.6 mi) 15229 Pittsburgh (6 mi) 15076 Russellton (6.3 mi)

Demographics updated 05/2026

Population
Total population	26,238
Population density	1,222 / sq mi
State FIPS	42
County FIPS	003

Geography
Land area	21.47 sq mi
Water area	0.10 sq mi
Latitude	40.5764
Longitude	-79.9506
Timezone	Eastern (ET)
Area code	412/724

Total population by age

Gender

Race & ethnicity

Economics updated 05/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	29.3%	40.9%	39.8%
$50k – $100k	27.5%	29.6%	30.8%
$100k – $200k	29.7%	22.0%	22.4%
Over $200k	13.5%	7.4%	7.1%

Demographics & statistics

26,238

Population

1,222

People per sq mi

44.2

Median age

$108,314

Median household income

$55,781

Per capita income

$290,800

Median home value

$1,153

Median monthly rent

75.9%

Home ownership

3.5%

Poverty rate

3.9%

Unemployment

8,570

Housing units

56.8%

Bachelor's or higher

Age distribution

Male Female

808

Under 5

803

560

5–9

556

872

10–14

865

773

15–19

768

495

20–24

491

1,560

25–34

1,549

1,692

35–44

1,680

1,694

45–54

1,682

1,069

55–59

1,061

1,051

60–64

1,044

1,534

65–74

1,523

734

75–84

728

324

85+

322

← Male

Female →

Age summary

Group	Count	%
Under 18	5,506	21.0%
18 and over	20,732	79.0%
65 and over	5,165	19.7%
Median age	44.2 years

Race & ethnicity

White 91%

Two or more races 2.8%

Asian 2.7%

Black or African American 1.6%

Hispanic or Latino 1.4%

Other race 0.5%

Group	Count	%
White	24,201	91%
Two or more races	744	2.8%
Asian	726	2.7%
Black or African American	426	1.6%
Hispanic or Latino	362	1.4%
Other race	139	0.5%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	29.3%	40.9%	39.8%
$50k – $100k	27.5%	29.6%	30.8%
$100k – $200k	29.7%	22.0%	22.4%
Over $200k	13.5%	7.4%	7.1%

Under $10k 1.2%

$10k–$15k 1.7%

$15k–$25k 3.1%

$25k–$35k 5.0%

$35k–$50k 8.8%

$50k–$75k 16.6%

$75k–$100k 10.8%

$100k–$150k 19.5%

$150k–$200k 13.8%

$200k+ 19.4%

Range	% of households
Under $10k	1.2%
$10k–$15k	1.7%
$15k–$25k	3.1%
$25k–$35k	5.0%
$35k–$50k	8.8%
$50k–$75k	16.6%
$75k–$100k	10.8%
$100k–$150k	19.5%
$150k–$200k	13.8%
$200k+	19.4%
Median income	$108,314

Housing

Home values

Under $50k 1.3%

$50k–$100k 0.3%

$100k–$150k 5.1%

$150k–$200k 10.5%

$200k–$300k 36.0%

$300k–$500k 33.1%

$500k–$1M 11.2%

$1M+ 2.5%

Housing overview

Metric	Value
Median home value	$290,800
Median rent / month	$1,153
Owner occupied	75.9%
Renter occupied	24.1%
Vacant	4.7%
Single-family detached	71.6%
Large apartment buildings	8.2%
Mobile homes	0.6%
Median rooms	6.7
Avg household size (owned)	2.71

Year built

Era	%
2020 or later	0.3%
2010–2019	3.1%
2000–2009	7.4%
1990–1999	10.5%
1980–1989	15.3%
1970–1979	17.7%
1960–1969	20.8%
1950–1959	14.9%
1940–1949	3.7%
1939 or earlier	6.1%

Bedrooms

Size	% of units
No bedroom (studio)	1.9%
1 bedroom	9.1%
2 bedrooms	16.9%
3 bedrooms	38.8%
4 bedrooms	27.5%
5+ bedrooms	5.9%

Vehicles per household

Vehicles	% of households
No vehicle	2.3%
1 vehicle	32.9%
2 vehicles	44.0%
3 or more	20.8%

Heating fuel

Fuel type	%
Utility gas	79.0%
Electricity	18.4%
Propane / LP gas	0.9%
Fuel oil	1.6%

Households & families

Household type	Count	%
Married-couple family	6,389	60.3%
Cohabiting couple	535	5.0%
Male householder, no spouse	1,568	14.8%
Female householder, no spouse	2,105	19.9%
Households with children under 18	3,164	29.9%
Households with seniors (65+)	3,497	33.0%
Average household size	2.45

Marital status

Status	Male	Female
Never married	26.8%	24.1%
Married	61.9%	60.5%
Separated	2.1%	0.8%
Widowed	1.9%	8.2%
Divorced	7.2%	6.3%

Education

Less than 9th grade 0.5%

Some HS, no diploma 1.0%

HS graduate 17.0%

Some college, no degree 15.0%

Associate's degree 9.8%

Bachelor's degree 31.3%

Graduate / professional 25.4%

Metric	%
HS diploma or higher	98.5%
Bachelor's or higher	56.8%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	477	7.9%
Kindergarten	174	2.9%
Elementary school	2,464	40.9%
High school	1,251	20.7%
College / grad school	1,663	27.6%

Employment

Industry of employment

Education & healthcare 25.9%

Professional & management 14.6%

Retail trade 12.2%

Finance & real estate 9.6%

Arts, food & hospitality 7.0%

Manufacturing 6.2%

Transportation & utilities 5.3%

Other services 5.3%

Construction 4.8%

Wholesale trade 3.3%

Information 2.7%

Public administration 2.5%

Agriculture & mining 0.5%

Occupation

Category	%
Management, business & arts	54.7%
Service	14.0%
Sales & office	18.8%
Natural resources & construction	5.5%
Production & transportation	7.0%

Employment type

Type	%
Private sector	88.5%
Government	7.5%
Self-employed	3.7%
Unpaid family workers	0.2%

Commute

Method	%
Drive alone	74.5%
Carpool	5.5%
Public transit	2.0%
Walk	0.9%
Work from home	16.0%
Other means	1.2%
Avg commute (minutes)	27.2

Poverty

All people 3.5%

Under 18 years 1.5%

18 and over 4.0%

Married-couple families 1.3%

Female-led households 0.0%

Income support

Source	% of households
Social Security	33.8%
Retirement income	25.9%
Supplemental Security	1.2%
Cash public assistance	1.1%
Food stamps / SNAP	2.9%

Health indicators

Condition	%
Obesity	29.7%
High blood pressure	30.8%
High cholesterol	32.1%
Diabetes	9.0%
Heart disease	6.4%
Stroke	2.6%
Asthma	9.2%
Arthritis	28.0%
Kidney disease	2.7%
Pulmonary disease	5.9%
Cancer	8.1%

Behavior / access	%
Smoking	12.8%
Binge drinking	19.5%
No physical activity	18.6%
Less than 7 hrs sleep	31.7%
Depression	21.4%
Fair or poor health	10.3%
Poor mental health	13.1%
Poor physical health	8.4%
No health insurance	6.8%
Visited doctor (checkup)	78.7%
Visited dentist	74.0%
Cholesterol screening	92.9%
Teeth loss	9.4%

Veterans & disability

Veterans	Count	%
Civilian veterans	1,004	4.8%

Disability	%
Any disability	8.8%
Under 18	2.4%
18–64 years	5.9%
65 and over	24.6%

Health insurance coverage

Type	%
Private insurance	85.0%
Public insurance	26.8%
No insurance	2.4%
Uninsured under 19	1.3%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	24,627	93.9%
Spanish	374	1.5%
Other Indo-European	24	0.1%
Asian & Pacific Islander	117	0.5%
Other languages	145	0.6%

Place of birth & citizenship

Origin	Count	%
Native born (US)	24,650	93.9%
Born in same state	24,554	93.6%
Born in different state	20,885	79.6%
Foreign born	96	0.4%
Naturalized citizen	1,588	6.1%
Not a US citizen	1,010	63.6%

Ancestry

Ancestry	Count	%
Italian	5,243	20%
French	3,096	11.8%
Arab	1,469	5.6%
English	279	1.1%
Norwegian	177	0.7%

Ancestry	Count	%
Irish	132	0.5%
German	43	0.2%
Polish	33	0.1%
Dutch	29	0.1%

Technology access

Metric	% of households
Computer access	40.4%
Internet access	97.4%

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

Frequently asked questions about ZIP code 15101

What city is ZIP code 15101 in?

ZIP code 15101 is primarily assigned to Allison Park, Pennsylvania.

What county is ZIP code 15101 in?

ZIP code 15101 falls within Allegheny County, Pennsylvania.

How educated is the population of ZIP code 15101?

57% of residents hold a bachelor's degree or higher — well above the national average of ~33%, reflecting a highly educated population.

What is the median household income in ZIP code 15101?

The median household income in ZIP code 15101 is $108,314, above the national median of ~$75,000.

What is the population of ZIP code 15101?

ZIP code 15101 has an estimated population of 26,238 residents, with a density of 1,222 people per square mile.

What is the typical home value in ZIP code 15101?

The median home value in ZIP code 15101 is $290,800.

What timezone is ZIP code 15101 in?

ZIP code 15101 observes the EST timezone.