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COUNTY · 2020 ACS

Westmoreland County

Pennsylvania · 354,663 residents · 1,028 sq mi
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The short version

With 354,663 people, Westmoreland County is a county in Pennsylvania. At a median age of 47.6, this is an older place than the country as a whole. 77% of homes are owner-occupied. The foreign-born share is 2%. Home values have risen by half since 2000, reaching $157,200. Renters pay $732 a month at the median.

At a glance
Lower income
below the US median
US median: $66,278
Older
median age 47.6
US median: 38.8
Average education
30% hold a bachelor's degree
US average: 33%
Stable housing
home values roughly flat, inflation adjusted
US median home: $265,253
Section 01

Population & growth

Total population
354,663
−4%since 2000
from 369,993 in 2000
1990 – 2025
Median age
47.6
+15%since 2000
from 41.3 in 2000
US average: 38.8
Land area
1,028 sq mi
Population, 1990 – 2024
351K356K361K367K372K19902000201020202024Westmoreland County
2024353K
1990201020202024
Age distribution, 2020
Under 54.4%(15,530)
US avg: 5.6%
5 to 95%(17,788)
US avg: 6.1%
10 to 145.6%(19,706)
US avg: 6.5%
15 to 195.6%(19,819)
US avg: 6.6%
20 to 245.2%(18,455)
US avg: 6.7%
25 to 3410.5%(37,121)
US avg: 13.5%
35 to 4410.9%(38,786)
US avg: 12.7%
45 to 5413%(46,144)
US avg: 12.3%
55 to 6416.3%(57,641)
US avg: 13.1%
65 to 7413.6%(48,223)
US avg: 10%
75 to 847%(24,651)
US avg: 4.9%
85 and over3%(10,799)
US avg: 1.9%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02

Income & economy

Median household income
$61,398
+10%inflation adjusted, since 2000
from $37,106 in 2000
US average: $66,278
1990 – 2024
Per capita income
$34,992
+78%since 2000
from $19,674 in 2000
US average: $35,364
Households earning $100K+
40.4%
+13.2 ptssince 2009
from 27.2% in 2009
US average: 43.9%
Poverty rate
9.5%
+0.8 ptssince 2000
from 8.6% in 2000
US average: 12.8%
Workforce by industry, 2020
Retail trade14.1%
US avg: 10%
Information12.6%
US avg: 11.1%
Wholesale trade6.6%
US avg: 6.7%
Finance & insurance5.9%
US avg: 5.5%
Other services5.4%
US avg: 6.6%
Professional, scientific, technical4%
US avg: 4.7%
Public administration3.9%
US avg: 4.7%
Transportation & warehousing3.2%
US avg: 2.5%
Education & health services1.9%
US avg: 0.8%
Arts, entertainment, food1%
US avg: 2%
Agriculture, forestry, fishing0.9%
US avg: 1.7%
Manufacturing0.5%
US avg: 0.5%
Construction0.3%
US avg: 1.2%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 03

Housing

Median home value
$157,200
+19%inflation adjusted, since 2000
from $87,600 in 2000
US average: $265,253
1990 – 2024
Median gross rent
$732
+13%inflation adjusted, since 2000
from $432 in 2000
US average: $1,124
Owner-occupied
76.6%
−1.4 ptssince 2000
from 78.0% in 2000
23.4% rent
Persons per household
2.23 people
−4%since 2009
from 2.32 people in 2009
US average: 2.61
Afford Score
2.6
−1%since 2009
from 2.6 in 2009
2009 – 2024
Years of local income it takes to buy a local home, on a scale of about 0 to 15. Lower is more affordable.
Section 04

Race & ethnicity

2000
White, non-Hispanic96.2%(355,944)
Black2%(7,375)
Hispanic / Latino0.5%(1,869)
Asian0.5%(1,897)
Other0%
2020
White, non-Hispanic91.1%(323,114)
Black2.5%(8,985)
Hispanic / Latino1.5%(5,230)
Asian0.9%(3,301)
Other1.9%(6,724)
Segregation Score
36
Our index, 0 to 100. Higher means White and non-White residents are more separated across neighborhoods.
Section 04 · Origins

Detailed origins & ancestry

Hispanic origin
Mexican0.4%(1,542)
Puerto Rican0.4%(1,388)
Cuban0.1%(252)
Dominican0.1%(196)
Spaniard0%(143)
Peruvian0%(82)
Honduran0%(40)
+ 8 more hispanic origin groups with data
Asian origin
Chinese0.4%(1,408)
Asian Indian0.3%(920)
Filipino0.1%(523)
Korean0.1%(303)
Vietnamese0.1%(274)
Japanese0%(77)
Thai0%(34)
Pakistani0%(24)
Pacific Islander origin
Chamorro0%(74)
Samoan0%(14)
Ancestry
German28.1%(98,533)
Italian18.1%(63,439)
Irish17.2%(60,387)
Polish9.8%(34,407)
English8.8%(30,783)
Slovak5.6%(19,621)
American4%(13,943)
Scottish2.1%(7,420)
Scotch-Irish2%(6,983)
Hungarian2%(6,957)
French1.7%(5,795)
Russian1.5%(5,154)
+ 44 more ancestry groups with data
Dutch1.3%(4,421)
Croatian1.2%(4,039)
Czech1.1%(3,743)
Ukrainian1%(3,599)
Welsh1%(3,466)
Swedish0.9%(3,058)
Austrian0.5%(1,746)
Serbian0.5%(1,731)
British0.5%(1,677)
Slovene0.4%(1,355)
Greek0.4%(1,237)
Lithuanian0.4%(1,237)
Syrian0.3%(945)
Norwegian0.2%(792)
Lebanese0.2%(672)
Swiss0.2%(567)
Belgian0.2%(535)
Danish0.1%(388)
Romanian0.1%(382)
West Indian0.1%(272)
Finnish0.1%(254)
Portuguese0.1%(234)
Canadian0.1%(231)
Armenian0%(124)
Nigerian0%(93)
Turkish0%(89)
Moroccan0%(78)
Haitian0%(75)
Iraqi0%(63)
Jamaican0%(61)
Israeli0%(60)
Bulgarian0%(53)
Egyptian0%(37)
Arab0%(19)
Brazilian0%(17)
Latvian0%(17)
Barbadian0%(13)
Iranian0%(4)
Section 05

Education

Bachelor's degree or higher
30.3%
+10.1 ptssince 2000
from 20.2% in 2000
US average: 32.9%
High school or higher
94.8%
+9.3 ptssince 2000
from 85.6% in 2000
US average: 88.5%
Graduate degree
11.0%
+4.4 ptssince 2000
from 6.6% in 2000
US average: 12.7%
Section 06

Commute & transportation

Average commute
27.0 min
+49%since 2000
from 18.2 min in 2000
US average: 26.9
Drive alone to work
82.5%
−2.1 ptssince 2009
from 84.6% in 2009
US average: 75.1%
No vehicle available
7.2%
−0.3 ptssince 2009
from 7.5% in 2009
US average: 8.4%
Section 07

Work & employment

Unemployment rate
4.7%
−1.7 ptssince 2011
from 6.4% in 2011
US average: 5.4%
Labor force participation
60.9%
+0.2 ptssince 2011
from 60.7% in 2011
US average: 63.4%
Women 20-64 in the labor force
74.9%
US average: 73.3%
Management & professional
37.9%
+5.1 ptssince 2009
from 32.8% in 2009
US average: 39.3%
Section 08

People & community

Male
48.9%
+0.4 ptssince 2009
from 48.5% in 2009
Female
51.1%
−0.4 ptssince 2009
from 51.5% in 2009
Foreign born
1.7%
Unchangedsince 2009
from 1.6% in 2009
US average: 13.5%
Uninsured
3.2%
−4.0 ptssince 2013
from 7.2% in 2013
US average: 8.8%
Computer in household
88.4%
US average: 91.9%
Same house as last year
91.6%
US average: 86.2%
Marital status (2024)
Men 15+
Never married31%(45,808)
Married55.6%(82,167)
Widowed3.6%(5,279)
Divorced9.8%(14,531)
Women 15+
Never married24.3%(37,118)
Married52.6%(80,412)
Widowed12.3%(18,831)
Divorced10.9%(16,619)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
Section 09

Health coverage

Uninsured
3.2%
−4.0 ptssince 2013
from 7.2% in 2013
US average: 8.8%
Employer-based
61.9%
US average: 55.4%
Direct-purchase
17.4%
US average: 13.7%
Medicare
24.5%
US average: 17.6%
Medicaid
17.3%
US average: 20.0%
VA health care
2.7%
US average: 2.3%
Any private
77.3%
US average: 68.1%
Any public
38.8%
US average: 35.2%

Shares are "alone or in combination": a person with both Medicare and Medicaid counts in each, so categories overlap and do not sum to 100%.

Section 09 · Service history

Veterans

Veterans by period of service, 2020
Gulf War (2001 or later)15.4%(3,873)
US avg: 20.6%
Gulf War (1990s)16.3%(4,092)
US avg: 21.4%
Vietnam era35.6%(8,937)
US avg: 35.2%
Korean War9.7%(2,434)
US avg: 7.6%
World War II5.1%(1,290)
US avg: 2.9%

Share of the 25,079 veterans here. A veteran who served across eras counts in each, so shares can total more than 100%. Peacetime-only service is included in the total but not shown as an era.

BAR + DOT: THIS PLACE · TICK: US AVERAGE
Drill deeper

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Head to head

Compare Westmoreland County to nearby counties

WESTMORELAND COUNTY VS
Fayette County
Income$58,236−5%
Home value$143,200−9%
Population123,021−65%
SEE FULL COMPARISON →
WESTMORELAND COUNTY VS
Allegheny County
Income$78,548+28%
Home value$227,600+45%
Population1,225,035+251%
SEE FULL COMPARISON →
WESTMORELAND COUNTY VS
Indiana County
Income$60,208−2%
Home value$152,800−3%
Population82,878−76%
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WESTMORELAND COUNTY VS
Somerset County
Income$61,446same
Home value$150,600−4%
Population72,004−79%
SEE FULL COMPARISON →
Frequently asked

How many people live in Westmoreland County, Pennsylvania?

Westmoreland County, Pennsylvania has about 354,663 residents according to the 2020 American Community Survey.

What is the median household income in Westmoreland County, Pennsylvania?

The typical household in Westmoreland County, Pennsylvania earns about $61,398 a year. Half of households make more than that, and half make less.

Is Westmoreland County, Pennsylvania expensive?

In Westmoreland County, Pennsylvania, the median home is worth about $157,200, and the typical rent is about $732 a month.

How educated are people in Westmoreland County, Pennsylvania?

About 30.3% of adults age 25 and over in Westmoreland County, Pennsylvania hold a bachelor's degree or higher.

What is the poverty rate in Westmoreland County, Pennsylvania?

About 9.5% of people in Westmoreland County, Pennsylvania live below the federal poverty line.

Has Westmoreland County, Pennsylvania grown since 1990?

Yes, Westmoreland County, Pennsylvania has shrunk since 1990. The population has lost about 15,658 residents, a change of about -4 percent over that period.

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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

How we source and harmonize this data →