Allegheny County, Pennsylvania

Allegheny County profile, demographic data, and geographic information.

Local Government & Public Administration

Authoritative general-purpose local government units serving this area U.S. Census Bureau GUS (2026) / GMAF

Government Unit	Unit Type	Jurisdiction Role	Contact / Address
COUNTY OF ALLEGHENY GUS Population: 1,231,814 (2024) ID: 193970	County	Official County Government	Contact: OFFICE OF THE ALLEGHENY COUNTY EXECUTIVE RM 101 ALLEGHENY COUNTY COURTHOUSE, 436 GRANT ST, PITTSBURGH PA 15219
CITY OF PITTSBURGH GUS Population: 307,668 (2024) ID: 133470	Municipal	Municipal Government Within County	Contact: APPLICATIONS & RECORDS SUPERVISOR 414 GRANT ST, RM 401, PITTSBURGH PA 15219-2419
MUNICIPALITY OF PENN HILLS GUS Population: 39,643 (2023) ID: 174200	Municipal	Municipal Government Within County	Contact: MANAGER 12245 FRANKSTOWN RD, PITTSBURGH PA 15235-3494
MUNICIPALITY OF MOUNT LEBANON GUS Population: 32,938 (2023) ID: 133655	Municipal	Municipal Government Within County	Contact: COMMISSIONER 710 WASHINGTON RD, PITTSBURGH PA 15228-2018
TOWNSHIP OF ROSS GUS Population: 32,457 (2024) ID: 112095	Township	Municipal Government Within County	Contact: MANAGER 1000 ROSS MUNICIPAL RD, PITTSBURGH PA 15237-3102
MUNICIPALITY OF BETHEL PARK GUS Population: 32,376 (2024) ID: 173752	Municipal	Municipal Government Within County	Contact: MUNICIPAL PLANNER 5100 W LIBRARY AVE, BETHEL PARK PA 15102-2787
TOWNSHIP OF MCCANDLESS GUS Population: 28,684 (2024) ID: 174198	Township	Municipal Government Within County	Contact: PRESIDENT 9955 GRUBBS RD, WEXFORD PA 15090-9644
MUNICIPALITY OF MONROEVILLE GUS Population: 27,966 (2024) ID: 209221	Municipal	Municipal Government Within County	Contact: DIRECTOR OF RISK MGMT EMPLOYEE RELATIONS 2700 MONROEVILLE BLVD, MONROEVILLE PA 15146-2385
TOWNSHIP OF SHALER GUS Population: 27,109 (2024) ID: 174203	Township	Municipal Government Within County	Contact: TOWNSHIP MANAGER 300 WETZEL RD, GLENSHAW PA 15116
TOWNSHIP OF MOON GUS Population: 26,753 (2024) ID: 194876	Township	Municipal Government Within County	Contact: TOWNSHIP MANAGER 1000 BEAVER GRADE RD, MOON TOWNSHIP PA 15108-2906
BOROUGH OF PLUM GUS Population: 26,420 (2024) ID: 133475	Municipal	Municipal Government Within County	Contact: ASSISTANT BOROUGH MANAGER 4575 NEW TEXAS RD, STE B, PITTSBURGH PA 15239-1165
BOROUGH OF BALDWIN GUS Population: 20,712 (2024) ID: 173751	Municipal	Municipal Government Within County	Contact: BOROUGH MANAGER 3344 CHURCHVIEW AVE, PITTSBURGH PA 15227-4399
TOWNSHIP OF UPPER ST CLAIR GUS Population: 20,621 (2024) ID: 174207	Township	Municipal Government Within County	Contact: PRESIDENT 1820 MCLAUGHLIN RUN RD, STE 1, UPPER ST CLAIR PA 15241-2398
BOROUGH OF WEST MIFFLIN GUS Population: 18,902 (2024) ID: 133474	Municipal	Municipal Government Within County	Contact: BOROUGH MANAGER 1020 LEBANON ROAD, WEST MIFFLIN PA 15122
TOWNSHIP OF SOUTH FAYETTE GUS Population: 18,586 (2024) ID: 174205	Township	Municipal Government Within County	Contact: TOWNSHIP MANAGER 515 MILLERS RUN RD, MORGAN PA 15064-9726
TOWNSHIP OF HAMPTON GUS Population: 17,960 (2024) ID: 209290	Township	Municipal Government Within County	Contact: LAND USE ASSISTANT 3101 MCCULLY RD, ALLISON PARK PA 15101-1331
CITY OF MCKEESPORT GUS Population: 17,119 (2024) ID: 213139	Municipal	Municipal Government Within County	Contact: CITY ADMINISTRATOR 500 5TH AVE, MCKEESPORT PA 15132-2527
TOWNSHIP OF SCOTT GUS Population: 17,011 (2024) ID: 191361	Township	Municipal Government Within County	Contact: TOWNSHIP MANAGER 301 LINDSAY RD, STE 3, CARNEGIE PA 15106-4206
TOWNSHIP OF NORTH FAYETTE GUS Population: 16,024 (2024) ID: 209292	Township	Municipal Government Within County	Contact: TOWNSHIP MANAGER 400 N BRANCH RD, OAKDALE PA 15071
TOWNSHIP OF ROBINSON GUS Population: 15,665 (2024) ID: 174202	Township	Municipal Government Within County	Contact: TOWNSHIP MANAGER 1000 CHURCH HILL RD, STE 3, PITTSBURGH PA 15205-9001
TOWNSHIP OF PINE GUS Population: 15,537 (2024) ID: 209294	Township	Municipal Government Within County	Contact: CHAIRMAN 230 PEARCE MILL RD, WEXFORD PA 15090-8511
BOROUGH OF FRANKLIN PARK GUS Population: 15,079 (2024) ID: 173783	Municipal	Municipal Government Within County	Contact: BOROUGH MANAGER 2344 W INGOMAR RD, STE 1, PITTSBURGH PA 15237-1696
BOROUGH OF WHITEHALL GUS Population: 14,678 (2024) ID: 209225	Municipal	Municipal Government Within County	Contact: MAYOR 100 BOROUGH PARK DR, PITTSBURGH PA 15236-2099
BOROUGH OF WILKINSBURG GUS Population: 13,800 (2024) ID: 194898	Municipal	Municipal Government Within County	Contact: ADMINISTRATIVE ASSISTANT 605 ROSS AVE, WILKINSBURG PA 15221-2195
TOWNSHIP OF SOUTH PARK GUS Population: 13,706 (2024) ID: 174204	Township	Municipal Government Within County	Contact: TOWNSHIP MANAGER 2675 BROWNSVILLE RD, SOUTH PARK PA 15129-8526
TOWNSHIP OF ELIZABETH GUS Population: 12,515 (2024) ID: 174193	Township	Municipal Government Within County	Contact: SECRETARY ADMINISTRATOR 522 ROCK RUN RD, ELIZABETH PA 15037-2430
BOROUGH OF JEFFERSON HILLS GUS Population: 12,291 (2024) ID: 139770	Municipal	Municipal Government Within County	Contact: CLERK 925 OLD CLAIRTON RD, JEFFERSON HILLS PA 15025-3197
TOWNSHIP OF WEST DEER GUS Population: 12,242 (2024) ID: 174208	Township	Municipal Government Within County	Contact: CODE ENFORCEMENT OFFICER 109 E UNION RD, CHESWICK PA 15024-1719
TOWNSHIP OF RICHLAND GUS Population: 11,836 (2024) ID: 133657	Township	Municipal Government Within County	Contact: TOWNSHIP MANAGER 4019 DICKEY RD, 200, GIBSONIA PA 15044-6209
TOWNSHIP OF MARSHALL GUS Population: 10,388 (2024) ID: 209291	Township	Municipal Government Within County	Contact: TOWNSHIP MANAGER 525 PLEASANT HILL ROAD, SUITE 100, WEXFORD PA 15090
BOROUGH OF MUNHALL GUS Population: 10,371 (2024) ID: 173769	Municipal	Municipal Government Within County	Contact: MAYOR 1900 WEST ST, STE 2, MUNHALL PA 15120-2595
TOWNSHIP OF HARRISON GUS Population: 9,786 (2024) ID: 174195	Township	Municipal Government Within County	Contact: EXECUTIVE SECRETARY PO BOX 376, NATRONA HEIGHTS PA 15065-0376
BOROUGH OF BRENTWOOD GUS Population: 9,704 (2024) ID: 173755	Municipal	Municipal Government Within County	Contact: MAYOR 3624 BROWNSVILLE RD, PITTSBURGH PA 15227-3199
TOWNSHIP OF NORTH VERSAILLES GUS Population: 9,694 (2024) ID: 133656	Township	Municipal Government Within County	Contact: TOWNSHIP MANAGER 1401 GREENSBURG AVE, STE 5, NORTH VERSAILLES PA 15137-1630
TOWNSHIP OF COLLIER GUS Population: 9,014 (2024) ID: 174192	Township	Municipal Government Within County	Contact: TOWNSHIP SECRETARY 2418 HILLTOP RD, PRESTO PA 15142-1107
TOWNSHIP OF O HARA GUS Population: 8,987 (2024) ID: 194878	Township	Municipal Government Within County	Contact: TWP MANAGER 325 FOX CHAPEL RD, PITTSBURGH PA 15238-2399
TOWNSHIP OF KENNEDY GUS Population: 8,439 (2024) ID: 133654	Township	Municipal Government Within County	Contact: PRESIDENT 4010 OAK POINT CIR, MC KEES ROCKS PA 15136-1583
BOROUGH OF PLEASANT HILLS GUS Population: 8,318 (2024) ID: 173772	Municipal	Municipal Government Within County	Contact: MAYOR 410 E BRUCETON RD, PITTSBURGH PA 15236-4504
BOROUGH OF SWISSVALE GUS Population: 8,280 (2024) ID: 194882	Municipal	Municipal Government Within County	Contact: FINANCE OFFICER 7560 ROSLYN ST, SWISSVALE PA 15218-2556
BOROUGH OF CASTLE SHANNON GUS Population: 8,094 (2024) ID: 212095	Municipal	Municipal Government Within County	Contact: BOROUGH MANAGER 3310 MCROBERTS RD, CASTLE SHANNON PA 15234-2711
BOROUGH OF BELLEVUE GUS Population: 7,996 (2024) ID: 194868	Municipal	Municipal Government Within County	Contact: MAYOR 537 BAYNE AVE, PITTSBURGH PA 15202-3197
BOROUGH OF DORMONT GUS Population: 7,922 (2024) ID: 173760	Municipal	Municipal Government Within County	Contact: MAYOR 1444 HILLSDALE AVE, PITTSBURGH PA 15216-2052
BOROUGH OF CARNEGIE GUS Population: 7,855 (2024) ID: 225841	Municipal	Municipal Government Within County	Contact: MAYOR ONE VETERANS WAY, CARNEGIE PA 15106-4401
TOWNSHIP OF FINDLAY GUS Population: 7,478 (2024) ID: 205283	Township	Municipal Government Within County	Contact: CHAIRPERSON 1271 RT 30, PO BOX W, CLINTON PA 15108
TOWNSHIP OF INDIANA GUS Population: 7,370 (2024) ID: 174196	Township	Municipal Government Within County	Contact: FINANCE DIRECTOR 3710 SAXONBURG BLVD, PITTSBURGH PA 15238-1068
BOROUGH OF WHITE OAK GUS Population: 7,352 (2024) ID: 173779	Municipal	Municipal Government Within County	Contact: BOROUGH SECRETARY 2280 LINCOLN WAY, WHITE OAK PA 15131-2489
TOWNSHIP OF OHIO GUS Population: 7,330 (2024) ID: 209293	Township	Municipal Government Within County	Contact: TWP MGR 1719 ROOSEVELT RD, PITTSBURGH PA 15237-1099
BOROUGH OF OAKMONT GUS Population: 6,628 (2024) ID: 173770	Municipal	Municipal Government Within County	Contact: BOROUGH MANAGER 767 5TH ST, OAKMONT PA 15139-1524
BOROUGH OF WEST VIEW GUS Population: 6,426 (2024) ID: 111887	Municipal	Municipal Government Within County	Contact: MAYOR 441 PERRY HWY, PITTSBURGH PA 15229-1818
TOWNSHIP OF STOWE GUS Population: 6,187 (2024) ID: 174206	Township	Municipal Government Within County	Contact: TOWNSHIP SECRETARY PO BOX 414, MC KEES ROCKS PA 15136-0414