15636 ZIP Code — Harrison City, PA

Westmoreland County, Pennsylvania

ZIP code 15636 is located in Harrison City, Pennsylvania, within Westmoreland County. It covers approximately 2.41 square miles and serves a population of 3,904 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 724.

About ZIP code 15636

The housing stock consists of predominantly single-family detached homes. Most homes were built in the 1990s, giving the area an established character. Median home value is $339,000. Owner-occupancy is high at 85%, well above the national average.

Median household income is $139,055. The poverty rate of 4% is below the national average.

The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 32 minutes is near the national average.

Educational attainment is high — 49% of residents hold a bachelor's degree or higher, well above the national average of 33%.

3,904

population

2.41

sq mi land

Standard

ZIP type

Eastern (ET)

timezone

15636 ZIP code map

Cities in ZIP code 15636

Below are the cities the US Postal Service accepts for ZIP code 15636. Using any city not on this list may result in mail delivery delays.

City	Status
Harrison City	Preferred

Nearby ZIP codes

15623 Claridge (1.6 mi) 15665 Manor (2 mi) 15675 Penn (2.5 mi) 15644 Jeannette (2.7 mi) 15692 Westmoreland City (2.8 mi) 15085 Trafford (3.8 mi) 15647 Larimer (4 mi) 15615 Ardara (4.2 mi) 15634 Grapeville (4.2 mi) 15611 Adamsburg (4.9 mi) 15642 Irwin (5 mi) 15626 Delmont (5.4 mi)

Demographics updated 05/2026

Population
Total population	3,904
Population density	1,620 / sq mi
State FIPS	42
County FIPS	129

Geography
Land area	2.41 sq mi
Water area	0.00 sq mi
Latitude	40.3656
Longitude	-79.6538
Timezone	Eastern (ET)
Area code	724

Total population by age

Gender

Race & ethnicity

Economics updated 05/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	14.6%	41.3%	39.8%
$50k – $100k	26.4%	32.3%	30.8%
$100k – $200k	38.8%	21.2%	22.4%
Over $200k	20.2%	5.1%	7.1%

Demographics & statistics

3,904

Population

1,620

People per sq mi

45.8

Median age

$139,055

Median household income

$49,420

Per capita income

$339,000

Median home value

$829

Median monthly rent

84.9%

Home ownership

4.1%

Poverty rate

9.1%

Unemployment

1,262

Housing units

48.9%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

102

10–14

128

131

15–19

164

20–24

100

197

25–34

247

172

35–44

216

470

45–54

589

148

55–59

185

102

60–64

127

100

65–74

125

75–84

120

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	568	14.5%
18 and over	3,336	85.5%
65 and over	484	12.4%
Median age	45.8 years

Race & ethnicity

White 93.8%

Two or more races 3.1%

Hispanic or Latino 1.9%

Asian 0.8%

Other race 0.4%

Group	Count	%
White	3,735	93.8%
Two or more races	122	3.1%
Hispanic or Latino	77	1.9%
Asian	32	0.8%
Other race	14	0.4%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	14.6%	41.3%	39.8%
$50k – $100k	26.4%	32.3%	30.8%
$100k – $200k	38.8%	21.2%	22.4%
Over $200k	20.2%	5.1%	7.1%

Under $10k 4.1%

$10k–$15k 4.1%

$15k–$25k 3.7%

$25k–$35k 3.6%

$35k–$50k 1.5%

$50k–$75k 9.1%

$75k–$100k 12.5%

$100k–$150k 16.6%

$150k–$200k 27.2%

$200k+ 17.6%

Range	% of households
Under $10k	4.1%
$10k–$15k	4.1%
$15k–$25k	3.7%
$25k–$35k	3.6%
$35k–$50k	1.5%
$50k–$75k	9.1%
$75k–$100k	12.5%
$100k–$150k	16.6%
$150k–$200k	27.2%
$200k+	17.6%
Median income	$139,055

Housing

Home values

$100k–$150k 4.5%

$150k–$200k 6.5%

$200k–$300k 24.2%

$300k–$500k 60.7%

$500k–$1M 4.1%

Housing overview

Metric	Value
Median home value	$339,000
Median rent / month	$829
Owner occupied	84.9%
Renter occupied	15.1%
Vacant	0.0%
Single-family detached	80.2%
Large apartment buildings	0.0%
Mobile homes	0.0%
Median rooms	7.8
Avg household size (owned)	2.86

Year built

Era	%
2020 or later	0.0%
2010–2019	5.3%
2000–2009	22.7%
1990–1999	37.1%
1980–1989	20.3%
1970–1979	2.6%
1960–1969	3.0%
1950–1959	6.1%
1940–1949	1.3%
1939 or earlier	1.6%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	6.3%
2 bedrooms	6.9%
3 bedrooms	44.1%
4 bedrooms	40.6%
5+ bedrooms	2.1%

Vehicles per household

Vehicles	% of households
No vehicle	2.6%
1 vehicle	19.6%
2 vehicles	49.5%
3 or more	28.4%

Heating fuel

Fuel type	%
Utility gas	88.8%
Electricity	7.4%
Fuel oil	3.8%

Households & families

Household type	Count	%
Married-couple family	1,043	70.1%
Cohabiting couple	47	3.2%
Male householder, no spouse	237	15.9%
Female householder, no spouse	160	10.8%
Households with children under 18	468	31.5%
Households with seniors (65+)	337	22.7%
Average household size	2.62

Marital status

Status	Male	Female
Never married	25.5%	27.6%
Married	61.2%	61.3%
Separated	1.1%	0.0%
Widowed	0.8%	3.7%
Divorced	11.4%	7.4%

Education

Less than 9th grade 0.0%

Some HS, no diploma 0.9%

HS graduate 17.2%

Some college, no degree 13.6%

Associate's degree 19.5%

Bachelor's degree 30.1%

Graduate / professional 18.8%

Metric	%
HS diploma or higher	99.1%
Bachelor's or higher	48.9%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	98	10.2%
Kindergarten	6	0.6%
Elementary school	323	33.5%
High school	285	29.6%
College / grad school	252	26.1%

Employment

Industry of employment

Education & healthcare 29.9%

Professional & management 13.5%

Construction 11.8%

Retail trade 11.6%

Manufacturing 10.6%

Finance & real estate 8.4%

Transportation & utilities 4.5%

Wholesale trade 2.7%

Arts, food & hospitality 2.3%

Public administration 2.2%

Other services 1.8%

Information 0.6%

Occupation

Category	%
Management, business & arts	57.7%
Service	8.6%
Sales & office	19.3%
Natural resources & construction	11.0%
Production & transportation	3.5%

Employment type

Type	%
Private sector	75.4%
Government	12.7%
Self-employed	11.9%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	85.4%
Carpool	3.1%
Public transit	4.6%
Walk	0.0%
Work from home	6.8%
Other means	0.0%
Avg commute (minutes)	32.2

Poverty

All people 4.1%

Under 18 years 2.8%

18 and over 4.3%

Married-couple families 1.6%

Female-led households 19.5%

Income support

Source	% of households
Social Security	24.7%
Retirement income	21.5%
Supplemental Security	4.4%
Cash public assistance	2.2%
Food stamps / SNAP	6.9%

Health indicators

Condition	%
Obesity	33.9%
High blood pressure	29.8%
High cholesterol	33.4%
Diabetes	8.7%
Heart disease	5.6%
Stroke	2.4%
Asthma	9.4%
Arthritis	27.9%
Kidney disease	2.4%
Pulmonary disease	5.6%
Cancer	7.0%

Behavior / access	%
Smoking	14.7%
Binge drinking	20.2%
No physical activity	18.6%
Less than 7 hrs sleep	31.3%
Depression	21.1%
Fair or poor health	10.2%
Poor mental health	13.6%
Poor physical health	8.6%
No health insurance	7.0%
Visited doctor (checkup)	78.4%
Visited dentist	70.5%
Cholesterol screening	92.4%
Teeth loss	10.0%

Veterans & disability

Veterans	Count	%
Civilian veterans	94	2.8%

Disability	%
Any disability	10.5%
Under 18	6.3%
18–64 years	9.3%
65 and over	22.3%

Health insurance coverage

Type	%
Private insurance	89.3%
Public insurance	19.3%
No insurance	0.8%
Uninsured under 19	0.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	3,809	97.6%
Spanish	16	0.4%
Other Indo-European	16	0.4%
Asian & Pacific Islander	0	0.0%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	3,872	99.2%
Born in same state	3,872	99.2%
Born in different state	3,215	82.4%
Foreign born	0	0.0%
Naturalized citizen	32	0.8%
Not a US citizen	32	100.0%

Ancestry

Ancestry	Count	%
Italian	722	18.5%
French	299	7.7%
Irish	118	3%

Ancestry	Count	%
Arab	37	0.9%
English	12	0.3%

Technology access

Metric	% of households
Computer access	38.1%
Internet access	97.4%

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

Frequently asked questions about ZIP code 15636

What city is ZIP code 15636 in?

ZIP code 15636 is primarily assigned to Harrison City, Pennsylvania.

What county is ZIP code 15636 in?

ZIP code 15636 falls within Westmoreland County, Pennsylvania.

Is ZIP code 15636 mostly owner-occupied?

85% of occupied units in ZIP code 15636 are owner-occupied, well above the national average.

How educated is the population of ZIP code 15636?

49% 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 15636?

The median household income in ZIP code 15636 is $139,055, above the national median of ~$75,000.

What is the typical home value in ZIP code 15636?

The median home value in ZIP code 15636 is $339,000.

What timezone is ZIP code 15636 in?

ZIP code 15636 observes the EST timezone.