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Arnold, PA
City in Westmoreland County, Pennsylvania.
Population
4,704
Land area
0.7sq mi
People per sq mi
6,426
ZIP codes
0
Arnold and its ZIP codes
Arnold at a glance
- Arnold is about 22 times as dense as Pennsylvania as a whole.
- It is the 295th most populous of 1,991 cities and towns in Pennsylvania.
- Households here earn a median of $45,417 a year, 42% less than the Pennsylvania figure of $77,971.
- A typical owner-occupied home is valued at $86,400 (66% below Pennsylvania) and median rent is $846 a month.
Local data for Arnold, PA
Counts from official public data
Housing and community stats
Arnold, PA, American Community Survey 2020-2024
Median household income
$45,417
Poverty rate
25.5%
Median home value
$86,400
Median rent
$846/mo
Homeownership
60.3%
Bachelor's or higher
17.8%
Median age
40.6
Average commute
26.2 min
Largest reported origins and ancestries: Italian Americans (859), German Americans (778), Irish Americans (349).
Economy and federal money
Jobs, pay, income and spending are for Westmoreland County. PPP loans are for Arnold.
Unemployment rate
3.9%
Aug 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
$2.73B
FY 2026, $7,690 per person
How people get to work
Arnold, PA, workers 16 and older. American Community Survey 5-year estimates
- Drove alone67.4%
- Carpooled11.0%
- Public transit4.5%
- Walked2.7%
- Bicycle0.0%
- Taxi, ride-hailing, motorcycle or other2.8%
- Worked from home11.5%
Average one-way commute: 26.2 minutes for people who do not work from home.
Environment and hazard risk
Arnold, 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
83° / 21°F
42.2 inches of rain a year
Cities near Arnold
| Name | Distance | Land area (sq mi) |
|---|---|---|
| New KensingtonCity | 1 mi | 3.9 |
| TarentumBorough | 1.7 mi | 1.2 |
| BrackenridgeBorough | 2.3 mi | 0.5 |
| SpringdaleBorough | 2.6 mi | 0.9 |
| HarwickCensus-designated place | 2.7 mi | 0.4 |
| Lower BurrellCity | 3 mi | 11.3 |
| CheswickBorough | 3.1 mi | 0.5 |
| NatronaCensus-designated place | 3.2 mi | 0.4 |
| Natrona HeightsCensus-designated place | 3.6 mi | 2.2 |
| RusselltonCensus-designated place | 4.6 mi | 1.4 |
| OakmontBorough | 5.5 mi | 1.6 |
| PlumBorough | 5.8 mi | 28.6 |
| DorseyvilleCensus-designated place | 6.4 mi | 1.5 |
| CurtisvilleCensus-designated place | 6.4 mi | 1.4 |
| VeronaBorough | 6.5 mi | 0.5 |
| BairdfordCensus-designated place | 6.9 mi | 1.6 |
Frequently asked questions
- What county is Arnold, PA in?
- Arnold is in Westmoreland County, Pennsylvania.
- What is the population of Arnold, PA?
- About 4,704 people live in Arnold, based on American Community Survey 5-year estimates.
- What cities are near Arnold?
- Nearby places include New Kensington (1 mi), Tarentum (1.7 mi), Brackenridge (2.3 mi), Springdale (2.6 mi), Harwick (2.7 mi).
Source: U.S. Census Bureau (TIGER/Line boundaries, American Community Survey) · Data as of 12/31/2023