Arnold Westmoreland County, Pennsylvania

Arnold: City of Pennsylvania

Arnold locator map
Location of Arnold on Pennsylvania map.


Arnold is a city located in the county of Westmoreland in the U.S. state of Pennsylvania. Its population at the 2010 census was 5,157 and a population density of 6,289 people per km². After 10 years in 2020 city had an estimated population of 4,790 inhabitants.

The city was created 240 years ago in 1780.

Old factory in Arnold image
Old factory in Arnold
Old factory in Arnold image


Arnold is located at 40°34'48"N 79°46'0"W (40.5800700, -79.7667200).

Arnold map

Arnold Quick Facts

Population : 4,790 (2020)
Country : United States of America
State : Pennsylvania (United States)
County : Westmoreland County
Area : 0.82 km2
Establishment : January 01, 1781 (240 years ago)
Time Zone : Eastern Time Zone
Local time : 08:45:25 (21st October 2021)
Density : 5,841 Pop. per km² as of 2020
Population growth : -7.66% (2010-2020)


According to census records, the population of Arnold decreased by 7.66% in 10 years.

Year Population % Change Method
2010 5,157 - census
2011 5,120 -0.72% estimation process
2012 5,088 -0.63% estimation process
2013 5,059 -0.57% estimation process
2014 5,022 -0.74% estimation process
2015 4,982 -0.8% estimation process
2016 4,941 -0.83% estimation process
2017 4,893 -0.98% estimation process
2018 4,862 -0.64% estimation process
2019 4,831 -0.64% estimation process
2020 4,790 -0.86% estimation process

Arnol'd, Arnola, Arnold, Арнольд

People born in Arnold (3)

People born in Arnold, including musician Johnny Costa, American-football player Al Gutknecht, baseball player Clara Chiano, you can see a list of people who born in Arnold.

Schools in Arnold

College & universities near Arnold, PA

Code Name City ZIP
211635 Citizens School of Nursing Tarentum (PA) 15084
214625 Pennsylvania State University-Penn State New Kensington New Kensington (PA) 15068-1765
213622 UPMC St. Margaret School of Nursing Pittsburgh (PA) 15238-3250
461218 Institute of Medical Careers Pittsburgh (PA) 15235-3718
419332 Forbes Road Career and Technology Center Monroeville (PA) 15146

Stations (8)

Amtrak & bus stations near Arnold, PA

Code Name Address Type
PGH Union Station 1100 Liberty Avenue RAIL
GNB Greensburg Harrison Ave. and Seton Hill Dr. RAIL
LAB Latrobe station 329 McKinley Ave RAIL
COV Connellsville station North Water Street and West Peach Street RAIL
JST Johnstown 47 Walnut Street RAIL

Post offices near Arnold

Post Office Name City ZIP
Arnold Post Office New Kensington (PA) 15068
Creighton Post Office Creighton (PA) 15030
New Kensington Post Office New Kensington (PA) 15068
Parnassu Post Office New Kensington (PA) 15068
Tarentum Post Office Tarentum (PA) 15084

Other places with the same name (3)

Other cities in Westmoreland County

Cities, Towns, Neighborhoods & Other Populated Places in Westmoreland County , PA. (more)

City Name Population Title
Murrysville 20,134 Municipality in Westmoreland County, Pennsylvania
Greensburg 14,082 City and county seat of Westmoreland County, Pennsylvania
New Kensington 12,188 City in Westmoreland County, Pennsylvania, United States
Lower Burrell 10,997 City of Pennsylvania
Jeannette 9,000 City in Pennsylvania
Latrobe 7,767 City in Pennsylvania
Monessen 7,176 City in Pennsylvania
Vandergrift 4,832 Borough of Pennsylvania
Scottdale 4,060 Borough of Pennsylvania
Irwin 3,716 Borough of Pennsylvania
Manor 3,322 Borough in Pennsylvania
Fulton 3,168 Township in Lancaster County, Pennsylvania
Trafford 2,908 Borough of Pennsylvania
Youngwood 2,828 City in Westmoreland County, Pennsylvania, United States of America
Delmont 2,501 City in Douglas County, South Dakota, United States
West Newton 2,464 Borough in Pennsylvania

Distance to Other Cities

Arnold distances to largest Pennsylvania cities