Westmoreland County is a county in the state of Pennsylvania, United States, in the Pittsburgh Metropolitan Statistical Area. As of the 2020 census the population was 354,663. The county seat is Greensburg and the most populous community is Hempfield Township. It is named after Westmorland, a historic county of England. The county is part of the Southwest Pennsylvania region of the state.

Key Cities/Towns

Cities

Arnold
Greensburg (county seat)
Jeannette
Latrobe
Lower Burrell
Monessen
New Kensington

Boroughs
Adamsburg Arona Avonmore Bolivar Delmont Derry Donegal East Vandergrift Export Hunker Hyde Park Irwin Laurel Mountain	Ligonier Madison Manor Mount Pleasant Murrysville New Alexandria New Florence New Stanton North Belle Vernon North Irwin Oklahoma Penn	Scottdale Seward Smithton South Greensburg Southwest Greensburg Sutersville Trafford Vandergrift West Leechburg West Newton Youngstown Youngwood

Townships
Allegheny Bell Cook Derry Donegal East Huntingdon Fairfield Hempfield Ligonier Loyalhanna Mount Pleasant	North Huntingdon Penn Rostraver St. Clair Salem Sewickley South Huntingdon Unity Upper Burrell Washington

Megan's Law Statistics

(Copy from PA Megan's Law Database, click on Community Tools at top then the 3rd "Count of..." link and tally residents only)


County Total	Lifetime	Out of State	Pre-SORNA SVP	SVDC	SVP	Ten-Year	T1	T2	T3
453	123	50	16	7	14	23	97	59	64

Last updated: 11/05/25

Registration Sites

(copy from https://www.meganslaw.psp.pa.gov/VerificationSites/VerificationSiteSearch)

State Police Belle Vernon, 560 Circle Drive, Belle Vernon PA 15012, 724-929-6262
State Police Greensburg, 100 North Westmoreland Avenue, Greensburg PA 15601, 724-832-3288
State Police Kiski Valley, 1325 Learn Rd, AVONMORE PA 15618, 724-697-5780
Westmoreland Co Probation, 2 North Main Street, Suite 303, GREENSBURG PA 15601, 724-830-3700

County Parole/Probation Office Contact Information

Replace with relevant links:

Local Reentry Resources

If you know of any local reentry organizations in the county, please contact us at contact@parsol.org

a
b

SOAB Approved Treatment Providers

Reference SOAB website - Remove ones that don't apply

Other PFR-Specific Resources

State Representatives and Senators

Find your state representatives and senators here: palegis.us.

PARSOL Information

Region & Contact

Region: Southwest
Contact:

County Contact

First Name Last Initial