Westmoreland County, Pennsylvania Cities (2025)

104 cities

City
Rank
2025 Pop.
2020 Pop.
Annual Change
Density
Area (mi²)
Type
Hempfield141,20341,518-0.5%53777 Township
North Huntingdon231,78631,8690%1,16427 Township
Derry324,83224,729-0.23%91527 Township
Manor422,00921,8420%57438 Township
Unity521,17321,591-0.32%31467 Township
Penn620,76720,1170.44%67531 Township
Murrysville720,60120,961-0.35%55937 Township
Penn818,59117,5141.1%1,43313 Township
Greensburg914,40314,903-0.69%3,5594 City
Derry1013,31413,601-0.4%13996 Township
New Kensington1111,75112,150-0.68%2,9764 City
Rostraver1211,43011,3820.04%35632 Township
Penn1311,38910,2203.51%38530 Township
Mount Pleasant149,91110,115-0.37%17955 Township
Jeannette158,4758,765-0.68%3,5492 City
Allegheny168,1358,309-0.4%26231 Township
Latrobe177,8318,058-0.57%3,3812 Borough
East Huntingdon187,5397,693-0.24%22933 Township
Derry197,1897,217-0.29%23431 Township
Monessen206,6316,861-0.69%2,2973 City
Salem215,9356,093-0.45%12647 Township
Ligonier225,9286,059-0.39%6492 Township
Penn235,6795,6370.04%59210 Township
South Huntingdon245,2755,416-0.47%11645 Township
Vandergrift254,8905,060-0.69%3,5931 Borough
Penn264,8764,991-0.27%20124 Township
Mount Pleasant274,7944,6650.67%15830 Township
Scottdale284,2814,421-0.65%3,6751 Borough
Penn294,1724,0450.92%23718 Township
Mount Pleasant304,1054,244-0.68%4,1011 Borough
Manor313,9854,179-1.14%24017 Township
Irwin323,7653,884-0.63%4,4981 Borough
Manor333,4843,574-0.51%1,8212 Borough
Loyalhanna343,4383,4860.03%1,4602 CDP
Mount Pleasant353,3713,2930.54%9536 Township
Trafford363,1973,312-0.71%2,2111 Borough
Penn373,1623,1010.54%14921 Township
Penn382,8912,880-0.21%9830 Township
Youngwood392,8702,969-0.69%1,4962 Borough
Delmont402,6042,611-0.04%2,4661 Borough
West Newton412,5672,661-0.73%2,4751 Borough
Derry422,5522,637-0.66%3,3061 Borough
Lawson Heights432,5482,4680.95%1,6652 CDP
Madison442,5072,4640.44%14817 Township
Penn452,4382,1194.14%13218 Township
Donegal462,3722,396-0.08%5741 Township
Hyde Park472,2832,148-0.7%4,4501 CDP
New Stanton482,2552,330-0.66%5634 Borough
Donegal492,2062,1960.41%4549 Township
Southwest Greensburg502,1422,219-0.7%5,4640 Borough
Upper Burrell512,1122,169-0.42%14015 Township
South Greensburg522,0942,131-0.33%2,9621 Borough
Bell532,0812,0790.19%9721 Township
Loyalhanna542,0392,083-0.34%9522 Township
Cook551,8411,889-0.43%3947 Township
Donegal561,7641,820-0.28%7623 Township
Madison571,5711,5620.32%4535 Township
Apollo581,5411,608-0.84%5,0520 Borough
Mount Pleasant591,5061,501-0.07%9017 Township
Ligonier601,4611,510-0.68%2,8991 Borough
St. Vincent College611,4541,3250.41%2,8851 CDP
Mount Pleasant621,4511,439-0.07%2656 Township
Irwin631,2121,250-0.57%4030 Township
Penn641,1741,197-0.84%4228 Township
Penn651,1511,199-0.95%4824 Township
Madison661,1291,157-0.35%4227 Township
Penn671,0681,0760.19%3729 Township
Calumet681,0661,415-1.11%4892 CDP
Derry691,0381,093-1.42%6416 Township
Norvelt701,0198620.49%5692 CDP
Penn718988920%3426 Township
Avonmore72873902-0.68%5931 Borough
Export73864896-0.69%2,1440 Borough
Madison74784822-1.13%2630 Township
Penn757424368.96%4,7260 Borough
New Florence76647672-0.77%1,9730 Borough
Yukon77593543-1%6321 CDP
East Vandergrift78583602-0.68%4,6270 Borough
Sutersville79548552-0.18%2,0150 Borough
Larimer80528545-0.56%3117 Township
Hyde Park81491506-0.61%2,0460 Borough
New Alexandria82481500-0.82%5681 Borough
Wyano83432591-0.69%3671 CDP
Bradenville84425214-1.85%1,0390 CDP
Bolivar85420434-0.71%2,4560 Borough
Southwest86408424-0.73%1234 Township
Seward87397409-0.5%1,9650 Borough
Mammoth88357428-3.25%1772 CDP
Madison89353363-0.56%8100 Borough
Millwood90342489-4.2%5521 CDP
Smithton91331345-0.9%3,2450 Borough
Hunker92297311-1%1,1740 Borough
Grapeville93294373-5.16%2,3150 CDP
Hostetter94287306-9.75%3951 CDP
Slickville95274195-2.84%5291 CDP
Arona96244253-0.81%4671 Borough
Youngstown97244253-0.81%2,1980 Borough
Crabtree98167102-4.02%1,7960 CDP
Laurel Mountain99141146-0.7%1,0930 Borough
Adamsburg100140145-0.71%5000 Borough
Donegal10198102-1.01%4320 Borough
Webster1027678-13.64%1291 CDP
Herminie10375108-39.02%3090 CDP
Harrison City1046578-7.14%1,3270 CDP

Westmoreland County Cities Summary

Largest City

Hempfield is the largest city in Westmoreland County, with a population of 41,203.

Smallest City

Harrison City is the smallest city in Westmoreland County, with a population of 65.

10 Largest Cities

There are 104 cities in Westmoreland County, Pennsylvania.

Location of Westmoreland County