15661 ZIP Code — Loyalhanna, PA

Westmoreland County, Pennsylvania

ZIP code 15661 is located in Loyalhanna, Pennsylvania, within Westmoreland County. It covers approximately 0.39 square miles and serves a population of 1,006 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 724.

About ZIP code 15661

The housing stock consists of predominantly single-family detached homes. Most homes were built in the pre-1940, giving the area an established character. Median home value is $153,100. Owner-occupancy is high at 80%, well above the national average.

Median household income is $76,422. 38% 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 19 minutes is near the national average.

Educational attainment is near the national average, with 23% of residents holding a bachelor's degree or higher.

Notable community characteristics include disability rates above the national average at 27%.

Overall, ZIP code 15661 reflects a community defined by high homeownership and a significant Social Security-dependent population.

1,006

population

0.39

sq mi land

Standard

ZIP type

Eastern (ET)

timezone

15661 ZIP code map

Cities in ZIP code 15661

Below are the cities the US Postal Service accepts for ZIP code 15661. Using any city not on this list may result in mail delivery delays.

City	Status
Loyalhanna	Preferred

Nearby ZIP codes

15620 Bradenville (1 mi) 15650 Latrobe (2.3 mi) 15671 New Derry (3.4 mi) 15627 Derry (4.3 mi) 15670 New Alexandria (7.3 mi) 15658 Ligonier (8 mi) 15923 Bolivar (9.4 mi) 15601 Greensburg (9.5 mi) 15605 Greensburg (9.8 mi) 15606 Greensburg (9.8 mi) 15677 Rector (12 mi) 15717 Blairsville (12.5 mi)

Demographics updated 05/2026

Population
Total population	1,006
Population density	2,579 / sq mi
State FIPS	42
County FIPS	129

Geography
Land area	0.39 sq mi
Water area	0.00 sq mi
Latitude	40.3205
Longitude	-79.3543
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	42.4%	41.3%	39.8%
$50k – $100k	37.0%	32.3%	30.8%
$100k – $200k	20.5%	21.2%	22.4%
Over $200k	0.0%	5.1%	7.1%

Demographics & statistics

1,006

Population

2,579

People per sq mi

41.9

Median age

$76,422

Median household income

$35,256

Per capita income

$153,100

Median home value

Median monthly rent

80.3%

Home ownership

8.6%

Poverty rate

5.4%

Unemployment

336

Housing units

22.5%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

10–14

15–19

20–24

25–34

145

35–44

209

45–54

55–59

60–64

65–74

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	206	20.5%
18 and over	800	79.5%
65 and over	163	16.2%
Median age	41.9 years

Race & ethnicity

White 96.2%

Two or more races 3.8%

Group	Count	%
White	968	96.2%
Two or more races	38	3.8%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	42.4%	41.3%	39.8%
$50k – $100k	37.0%	32.3%	30.8%
$100k – $200k	20.5%	21.2%	22.4%
Over $200k	0.0%	5.1%	7.1%

$10k–$15k 4.7%

$15k–$25k 7.1%

$25k–$35k 4.5%

$35k–$50k 20.0%

$50k–$75k 6.1%

$75k–$100k 29.2%

$100k–$150k 24.7%

$200k+ 3.7%

Range	% of households
$10k–$15k	4.7%
$15k–$25k	7.1%
$25k–$35k	4.5%
$35k–$50k	20.0%
$50k–$75k	6.1%
$75k–$100k	29.2%
$100k–$150k	24.7%
$200k+	3.7%
Median income	$76,422

Housing

Home values

$50k–$100k 20.7%

$100k–$150k 27.5%

$150k–$200k 19.3%

$200k–$300k 7.2%

$300k–$500k 22.6%

$500k–$1M 2.6%

Housing overview

Metric	Value
Median home value	$153,100
Median rent / month	$0
Owner occupied	80.3%
Renter occupied	19.7%
Vacant	7.5%
Single-family detached	75.4%
Large apartment buildings	0.0%
Mobile homes	3.4%
Median rooms	6.1
Avg household size (owned)	2.91

Year built

Era	%
2020 or later	0.0%
2010–2019	0.0%
2000–2009	2.4%
1990–1999	0.0%
1980–1989	1.9%
1970–1979	9.2%
1960–1969	0.7%
1950–1959	7.3%
1940–1949	32.4%
1939 or earlier	46.0%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	2.4%
2 bedrooms	25.8%
3 bedrooms	51.3%
4 bedrooms	17.0%
5+ bedrooms	3.4%

Vehicles per household

Vehicles	% of households
No vehicle	0.0%
1 vehicle	37.4%
2 vehicles	43.4%
3 or more	19.2%

Heating fuel

Fuel type	%
Utility gas	96.3%
Fuel oil	3.7%

Households & families

Household type	Count	%
Married-couple family	192	50.5%
Cohabiting couple	22	5.8%
Male householder, no spouse	51	13.4%
Female householder, no spouse	115	30.3%
Households with children under 18	138	36.3%
Households with seniors (65+)	125	32.9%
Average household size	2.65

Marital status

Status	Male	Female
Never married	15.9%	41.4%
Married	82.0%	35.8%
Separated	0.0%	0.0%
Widowed	2.0%	16.0%
Divorced	0.0%	6.7%

Education

Less than 9th grade 0.0%

Some HS, no diploma 0.0%

HS graduate 48.7%

Some college, no degree 20.4%

Associate's degree 8.4%

Bachelor's degree 12.7%

Graduate / professional 9.9%

Metric	%
HS diploma or higher	100.0%
Bachelor's or higher	22.5%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	0	0.0%
Kindergarten	35	15.2%
Elementary school	132	57.1%
High school	24	10.4%
College / grad school	40	17.3%

Employment

Industry of employment

Education & healthcare 23.3%

Professional & management 18.4%

Construction 14.7%

Retail trade 11.1%

Manufacturing 9.9%

Other services 7.1%

Wholesale trade 5.2%

Finance & real estate 3.6%

Transportation & utilities 3.4%

Arts, food & hospitality 2.1%

Public administration 1.3%

Occupation

Category	%
Management, business & arts	44.2%
Service	3.4%
Sales & office	31.4%
Natural resources & construction	5.2%
Production & transportation	15.7%

Employment type

Type	%
Private sector	85.7%
Government	7.8%
Self-employed	6.5%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	81.9%
Carpool	3.1%
Public transit	0.0%
Walk	8.1%
Work from home	7.0%
Other means	0.0%
Avg commute (minutes)	18.5

Poverty

All people 8.6%

Under 18 years 7.3%

18 and over 9.0%

Married-couple families 3.1%

Female-led households 0.0%

Income support

Source	% of households
Social Security	38.4%
Retirement income	32.9%
Supplemental Security	5.5%
Cash public assistance	5.5%
Food stamps / SNAP	9.5%

Health indicators

Condition	%
Obesity	35.2%
High blood pressure	33.0%
High cholesterol	34.8%
Diabetes	10.2%
Heart disease	7.0%
Stroke	3.0%
Asthma	9.8%
Arthritis	31.0%
Kidney disease	2.9%
Pulmonary disease	7.5%
Cancer	7.5%

Behavior / access	%
Smoking	19.0%
Binge drinking	19.7%
No physical activity	23.2%
Less than 7 hrs sleep	32.9%
Depression	22.4%
Fair or poor health	13.4%
Poor mental health	15.0%
Poor physical health	10.5%
No health insurance	9.7%
Visited doctor (checkup)	78.1%
Visited dentist	64.0%
Cholesterol screening	90.4%
Teeth loss	13.7%

Veterans & disability

Veterans	Count	%
Civilian veterans	10	1.3%

Disability	%
Any disability	27.4%
Under 18	0.0%
18–64 years	26.5%
65 and over	65.6%

Health insurance coverage

Type	%
Private insurance	80.2%
Public insurance	31.1%
No insurance	2.2%
Uninsured under 19	0.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	999	99.3%
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)	1,006	100.0%
Born in same state	1,006	100.0%
Born in different state	915	91.0%
Foreign born	0	0.0%
Naturalized citizen	0	0.0%
Not a US citizen	0	0.0%

Ancestry

Ancestry	Count	%
Italian	82	8.2%
French	48	4.8%

Ancestry	Count	%
Arab	37	3.7%
Irish	6	0.6%

Technology access

Metric	% of households
Computer access	37.8%
Internet access	78.2%

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

Frequently asked questions about ZIP code 15661

What city is ZIP code 15661 in?

ZIP code 15661 is primarily assigned to Loyalhanna, Pennsylvania.

What county is ZIP code 15661 in?

ZIP code 15661 falls within Westmoreland County, Pennsylvania.

Is ZIP code 15661 mostly owner-occupied?

80% of occupied units in ZIP code 15661 are owner-occupied, well above the national average.

Does ZIP code 15661 have a large retiree population?

38% of households in ZIP code 15661 receive Social Security income, suggesting a significant retiree or disability population.

What is the typical home value in ZIP code 15661?

The median home value in ZIP code 15661 is $153,100.

What is the population of ZIP code 15661?

ZIP code 15661 has an estimated population of 1,006 residents, with a density of 2,573 people per square mile.

What timezone is ZIP code 15661 in?

ZIP code 15661 observes the EST timezone.