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Derry, PA
Borough in Westmoreland County, Pennsylvania.
Population
2,614
Land area
0.8sq mi
People per sq mi
3,386
ZIP codes
0
Derry and its ZIP codes
Derry at a glance
- Derry is about 12 times as dense as Pennsylvania as a whole.
- The median household income is $50,313, 35% below the Pennsylvania median of $77,971.
- A typical owner-occupied home is valued at $129,300 (49% below Pennsylvania) and median rent is $635 a month.
Local data for Derry, PA
Counts from official public data
Housing and community stats
Derry, PA, American Community Survey 2020-2024
Median household income
$50,313
Poverty rate
16.6%
Median home value
$129,300
Median rent
$635/mo
Homeownership
70.4%
Bachelor's or higher
19.8%
Median age
41.6
Average commute
22.6 min
Largest reported origins and ancestries: German Americans (785), Irish Americans (481), Italian Americans (310).
Economy and federal money
Jobs, pay, income and spending are for Westmoreland County. PPP loans are for Derry.
Unemployment rate
2.9%
Sep 2026, -1.1 pts in a year
Average annual pay
$58,651
128,972 jobs, 2025
Income per person
$66,110
BEA, 2024
Federal spending
$2.7B
FY 2026, $7,690 per person
How people get to work
Derry, PA, workers 16 and older. American Community Survey 5-year estimates
- Drove alone82.2%
- Carpooled5.6%
- Public transit0.0%
- Walked0.5%
- Bicycle0.0%
- Taxi, ride-hailing, motorcycle or other0.9%
- Worked from home10.8%
Average one-way commute: 22.6 minutes for people who do not work from home.
Environment and hazard risk
Derry, PA, from FEMA, NOAA and EPA
Natural hazard risk
Relatively Moderate
Top: lightning
Storm events since 1996
1,705
Countywide, mostly thunderstorm wind
Flood insurance policies
752
0.5% of homes, county
July high / Jan low
80° / 19°F
49.6 inches of rain a year
Cities near Derry
| Name | Distance | Land area (sq mi) |
|---|---|---|
| MillwoodCensus-designated place | 1.6 mi | 0.6 |
| BradenvilleCensus-designated place | 2.2 mi | 0.4 |
| LoyalhannaCensus-designated place | 3.1 mi | 2.4 |
| LatrobeBorough | 4.4 mi | 2.3 |
| YoungstownBorough | 5 mi | 0.1 |
| Lawson HeightsCensus-designated place | 5.2 mi | 1.5 |
| St. Vincent CollegeCensus-designated place | 6.2 mi | 0.5 |
| HostetterCensus-designated place | 6.9 mi | 0.7 |
| LigonierBorough | 6.9 mi | 0.5 |
| BlairsvilleBorough | 7.3 mi | 1.4 |
| New AlexandriaBorough | 7.7 mi | 0.8 |
| BolivarBorough | 9 mi | 0.2 |
| CrabtreeCensus-designated place | 9.2 mi | 0.1 |
| RobinsonCensus-designated place | 9.9 mi | 0.8 |
| Laurel MountainBorough | 10 mi | 0.1 |
| Black LickCensus-designated place | 11 mi | 2.5 |
Frequently asked questions
- What county is Derry, PA in?
- Derry is in Westmoreland County, Pennsylvania.
- What is the population of Derry, PA?
- About 2,614 people live in Derry, based on American Community Survey 5-year estimates.
- What cities are near Derry?
- Nearby places include Millwood (1.6 mi), Bradenville (2.2 mi), Loyalhanna (3.1 mi), Latrobe (4.4 mi), Youngstown (5 mi).
Source: U.S. Census Bureau (TIGER/Line boundaries, American Community Survey) · Data as of 12/31/2023