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Butler County, Pennsylvania

Butler 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
GUS Population: 199,341 (2024)
ID: 209218
County Official County Government
Contact: CHAIRPERSON
PO BOX 1208, BUTLER PA 16003-1208
GUS Population: 35,004 (2024)
ID: 174291
Township Municipal Government Within County
Contact: TOWNSHIP MANAGER
2525 ROCHESTER RD, STE 400, CRANBERRY TOWNSHIP PA 16066-6499
GUS Population: 16,953 (2024)
ID: 174289
Township Municipal Government Within County
Contact: MANAGER
290 S DUFFY RD, BUTLER PA 16001-2709
TOWNSHIP OF ADAMS
GUS Population: 15,705 (2024)
ID: 193998
Township Municipal Government Within County
Contact: CHAIRMAN
690 VALENCIA ROAD, MARS PA 16046
GUS Population: 13,010 (2024)
ID: 173842
Municipal Municipal Government Within County
Contact: MAYOR
140 W NORTH ST, BUTLER PA 16001-5298
GUS Population: 8,396 (2024)
ID: 187299
Township Municipal Government Within County
Contact: SEC TREAS
116 CONROY LN, SLIPPERY ROCK PA 16057-2602
GUS Population: 8,185 (2024)
ID: 205292
Township Municipal Government Within County
Contact: LAND DEVELOPMENT COORDINATOR
109 BEAR CREEK RD, SARVER PA 16055-9227
GUS Population: 7,774 (2024)
ID: 209319
Township Municipal Government Within County
Contact: CHAIRMAN
150 HENRICKS RD, BUTLER PA 16001-8472
GUS Population: 7,438 (2024)
ID: 174296
Township Municipal Government Within County
Contact: TOWNSHIP MANAGER
133 BROWNS HILL ROAD, VALENCIA PA 16059
TOWNSHIP OF JACKSON
GUS Population: 6,079 (2024)
ID: 133696
Township Municipal Government Within County
Contact: CHAIRPERSON
140 MAGILL RD, ZELIENOPLE PA 16063-3424
GUS Population: 5,064 (2024)
ID: 174293
Township Municipal Government Within County
Contact: SEC TREAS
157 GREAT BELT RD, BUTLER PA 16002-9026
GUS Population: 4,890 (2024)
ID: 174298
Township Municipal Government Within County
Contact: LAND USE ADMINISTRATOR
157 E AIRPORT RD, BUTLER PA 16002-7623
TOWNSHIP OF SUMMIT
GUS Population: 4,354 (2024)
ID: 133699
Township Municipal Government Within County
Contact: CHAIRPERSON
502 BONNIEBROOK RD, BUTLER PA 16002-0324
TOWNSHIP OF CONNOQUENESSING
GUS Population: 4,157 (2024)
ID: 209320
Township Municipal Government Within County
Contact: SECRETARY
102 TOWNSHIP DR, RENFREW PA 16053-8416
GUS Population: 3,769 (2024)
ID: 194890
Municipal Municipal Government Within County
Contact: MAYOR
111 W NEW CASTLE ST, ZELIENOPLE PA 16063-1186
GUS Population: 3,587 (2024)
ID: 174294
Township Municipal Government Within County
Contact: ADMINISTRATOR
113 KING ALY, HARMONY PA 16037-8007
GUS Population: 3,558 (2024)
ID: 139782
Municipal Municipal Government Within County
Contact: MAYOR
306 E WATER ST, STE 1, SLIPPERY ROCK PA 16057-1170
GUS Population: 3,380 (2024)
ID: 174292
Township Municipal Government Within County
Contact: SECRETARY/TREASURER
207 ASH STOP RD, EVANS CITY PA 16033-7649
GUS Population: 3,295 (2024)
ID: 174301
Township Municipal Government Within County
Contact: SECRETARY TREASURER
194 BROSE RD, CABOT PA 16023-9746
GUS Population: 2,861 (2024)
ID: 173852
Municipal Municipal Government Within County
Contact: BOROUGH MANAGER
2200 GARDEN DR, STE 100, SEVEN FIELDS PA 16046-7869
GUS Population: 2,857 (2024)
ID: 112132
Township Municipal Government Within County
Contact: SECRETARY
711 SAXONBURG BLVD, SAXONBURG PA 16056-9727
TOWNSHIP OF OAKLAND
GUS Population: 2,704 (2024)
ID: 133698
Township Municipal Government Within County
Contact: CHAIRMAN
103 FARED DR, BUTLER PA 16001-2368
GUS Population: 2,595 (2024)
ID: 112133
Township Municipal Government Within County
Contact: SECRETARY/TREASURER
191 ELECTION HOUSE RD, PROSPECT PA 16052
TOWNSHIP OF CLAY
GUS Population: 2,474 (2024)
ID: 139814
Township Municipal Government Within County
Contact: JOANN DUKE, SECRETARY/TREASURER
1115 EUCLID SCHOOL RD, BUTLER PA 16001
TOWNSHIP OF CLEARFIELD
GUS Population: 2,354 (2024)
ID: 174290
Township Municipal Government Within County
Contact: SUPERVISOR
PO BOX 5, FENELTON PA 16034-0005
GUS Population: 2,163 (2024)
ID: 133697
Township Municipal Government Within County
Contact: SECRETARY
PO BOX 239, PORTERSVILLE PA 16051-0239
TOWNSHIP OF FAIRVIEW
GUS Population: 1,920 (2024)
ID: 133695
Township Municipal Government Within County
Contact: CHAIRPERSON
1571 HOOKER RD, ARNS CITY PA 16041
TOWNSHIP OF DONEGAL
GUS Population: 1,771 (2024)
ID: 193999
Township Municipal Government Within County
Contact: LESLIE STEWART
PO BOX 413, CHICORA PA 16025
GUS Population: 1,686 (2024)
ID: 139781
Municipal Municipal Government Within County
Contact: SECRETARY
204B S JACKSON ST, STE 2, EVANS CITY PA 16033-1164
BOROUGH OF MARS
GUS Population: 1,415 (2024)
ID: 111919
Municipal Municipal Government Within County
Contact: SECRETARY TREASURER
PO BOX 395, MARS PA 16046-0395
GUS Population: 1,378 (2024)
ID: 173849
Municipal Municipal Government Within County
Contact: MAYOR
420 W MAIN ST, SAXONBURG PA 16056-9517
TOWNSHIP OF CONCORD
GUS Population: 1,368 (2024)
ID: 133694
Township Municipal Government Within County
Contact: SEC TREAS
690 HOOKER ROAD, WEST SUNBURY PA 16061-0000
TOWNSHIP OF WORTH
GUS Population: 1,360 (2024)
ID: 191370
Township Municipal Government Within County
Contact: SECRETARY / TREASURER
815 W PARK RD, SLIPPERY ROCK PA 16057
TOWNSHIP OF WASHINGTON
GUS Population: 1,249 (2024)
ID: 174300
Township Municipal Government Within County
Contact: SECRETARY/TREASURER
241 OLD BRICK RD, HILLIARDS PA 16040
TOWNSHIP OF BRADY
GUS Population: 1,186 (2024)
ID: 112131
Township Municipal Government Within County
Contact: SECRETARY/TREASURER
141 W LIBERTY RD, SLIPPERY ROCK PA 16057-5305
TOWNSHIP OF MARION
GUS Population: 1,128 (2024)
ID: 112134
Township Municipal Government Within County
Contact: CHAIRPERSON
406 PORTERSVILLE RD, HARRISVILLE PA 16038
GUS Population: 1,082 (2024)
ID: 133505
Municipal Municipal Government Within County
Contact: MAYOR
166 S FRANKLIN ST, PROSPECT PA 16052-2514
TOWNSHIP OF CHERRY
GUS Population: 1,041 (2024)
ID: 205293
Township Municipal Government Within County
Contact: SEC TREASURER
PO BOX 387, 1573 W. SUNBURY ROAD UNIT 8, WEST SUNBURY PA 16061
TOWNSHIP OF MERCER
GUS Population: 998 (2024)
ID: 174295
Township Municipal Government Within County
Contact: LORI GIESLER
PO BOX 380, 152 BOOMERANG RD, HARRISVILLE PA 16038
GUS Population: 918 (2024)
ID: 133503
Municipal Municipal Government Within County
Contact: MAYOR
217 MERCER ST, HARMONY PA 16037-6807
BOROUGH OF CHICORA
GUS Population: 886 (2024)
ID: 173851
Municipal Municipal Government Within County
Contact: SECRETARY
PO BOX J, 110 FIREHOUSE CARTWAY, CHICORA PA 16025
TOWNSHIP OF VENANGO
GUS Population: 836 (2024)
ID: 174299
Township Municipal Government Within County
Contact: SECRETARY TREASURER
332 EAU CLAIRE RD, BOYERS PA 16020
BOROUGH OF HARRISVILLE
GUS Population: 792 (2024)
ID: 173846
Municipal Municipal Government Within County
Contact: MAYOR
PO BOX 382, HARRISVILLE PA 16038
GUS Population: 786 (2024)
ID: 133502
Municipal Municipal Government Within County
Contact: SECRETARY/TREASURER
228 CONSTITUTION AVENUE, PO BOX 471, CONNOQUENESSING PA 16027
BOROUGH OF EAST BUTLER
GUS Population: 736 (2024)
ID: 111918
Municipal Municipal Government Within County
Contact: MAYOR
PO BOX 87, EAST BUTLER PA 16029-0087
BOROUGH OF VALENCIA
GUS Population: 684 (2024)
ID: 173850
Municipal Municipal Government Within County
Contact: SECRETARY
61 ALMIRA ST, VALENCIA PA 16059-8725
TOWNSHIP OF ALLEGHENY
GUS Population: 606 (2024)
ID: 209318
Township Municipal Government Within County
Contact: CHAIRMAN
213 FOXBURG RD, PARKER PA 16049-2305
TOWNSHIP OF PARKER
GUS Population: 559 (2024)
ID: 174297
Township Municipal Government Within County
Contact: SECRETARY/TREASURER
PO BOX J, BRUIN PA 16022
BOROUGH OF BRUIN
GUS Population: 402 (2024)
ID: 139780
Municipal Municipal Government Within County
Contact: MAYOR
114 WATER ST, PO BOX G, BRUIN PA 16022
GUS Population: 346 (2024)
ID: 209236
Municipal Municipal Government Within County
Contact: LINDA MAE WEARING, SECRETARY TREASURER
199 RAILROAD ST, PO DRAWER G, CALLERY PA 16024