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Union County, Pennsylvania

Union 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: 42,159 (2024)
ID: 173741
County Official County Government
Contact: CHAIRPERSON
155 N 15TH ST, LEWISBURG PA 17837-8822
TOWNSHIP OF EAST BUFFALO
GUS Population: 7,465 (2024)
ID: 194025
Township Municipal Government Within County
Contact: SECRETARY / TREASURER
589 FAIRGROUND RD, LEWISBURG PA 17837-8832
GUS Population: 5,253 (2024)
ID: 112053
Municipal Municipal Government Within County
Contact: BOROUGH MANAGER
55 S 5TH ST, LEWISBURG PA 17837-1867
TOWNSHIP OF WHITE DEER
GUS Population: 4,374 (2024)
ID: 205331
Township Municipal Government Within County
Contact: SEC TREAS
2191 CREEK RD, NEW COLUMBIA PA 17856-9577
TOWNSHIP OF KELLY
GUS Population: 3,823 (2024)
ID: 174749
Township Municipal Government Within County
Contact: CHAIRMAN
206 BIRCHTREE LANE, LEWISBURG PA 17837
GUS Population: 3,771 (2024)
ID: 205330
Township Municipal Government Within County
Contact: SECRETARY/TREASURER
18084 RUSSELL RD, ALLENWOOD PA 17810-9190
TOWNSHIP OF BUFFALO
GUS Population: 3,571 (2024)
ID: 174748
Township Municipal Government Within County
Contact: SECRETARY
2115 STRICKLER RD, MIFFLINBURG PA 17844-7539
BOROUGH OF MIFFLINBURG
GUS Population: 3,470 (2024)
ID: 209276
Municipal Municipal Government Within County
Contact: BOROUGH MANAGER
120 N 3RD ST, MIFFLINBURG PA 17844-1134
TOWNSHIP OF WEST BUFFALO
GUS Population: 2,855 (2024)
ID: 174752
Township Municipal Government Within County
Contact: CHAIRMAN
PO BOX 237, MIFFLINBURG PA 17844-0237
TOWNSHIP OF LIMESTONE
GUS Population: 1,744 (2024)
ID: 133892
Township Municipal Government Within County
Contact: SECRETARY
3840 WILDWOOD RD, MIFFLINBURG PA 17844-8258
TOWNSHIP OF HARTLEY
GUS Population: 1,725 (2024)
ID: 202508
Township Municipal Government Within County
Contact: CHAIRMAN
PO BOX 128, LAURELTON PA 17835-0128
TOWNSHIP OF UNION
GUS Population: 1,613 (2024)
ID: 174751
Township Municipal Government Within County
Contact: SECRETARY, UNION TOWNSHIP
PO BOX 184, WINFIELD PA 17889-0184
TOWNSHIP OF LEWIS
GUS Population: 1,469 (2024)
ID: 174750
Township Municipal Government Within County
Contact: CHAIR
3920 PLEASANT GROVE RD, MIFFLINBURG PA 17844-6626
BOROUGH OF NEW BERLIN
GUS Population: 778 (2024)
ID: 139805
Municipal Municipal Government Within County
Contact: MAYOR
PO BOX 330, NEW BERLIN PA 17855-0330
BOROUGH OF HARTLETON
GUS Population: 248 (2024)
ID: 133619
Municipal Municipal Government Within County
Contact: MAYOR
PO BOX 64, HARTLETON PA 17829-0064