Local Wiki
Butler County
Official County Record
Official source, last checked Sep 5, 2026- Board of Commissioners meets
- Every other Wednesday, 10:00 AM (unless noted otherwise).
- Meeting location
- Public Meeting Room, First Floor, County Government Center, 124 W. Diamond Street, Butler, PA 16001.
- County Clerk
- Michele Mustello · 724-284-5340 · mmustell@co.butler.pa.us
- Agendas posted at
- https://www.butlercountypa.gov/agendacenter
- Board of County Commissioners
- Traditional 3-member Board of County Commissioners. Chair: Leslie A. Osche. Vice Chair: Kimberly D. Geyer. Secretary: Kevin E. Boozel.
Other Known Local Governments Here
These local governments — special-purpose districts, and smaller incorporated cities and towns — are known to exist in this area, but haven’t been individually researched yet, so there’s no meeting info or contacts on file. Listed here as a starting point if you want to look into one yourself; where we could confirm an official website, the name links there. More may exist here than are listed.
Cities (1)
Source: U.S. Census Bureau Population Estimates Program, 2024 · Website links from the official .gov registry and the Census Bureau’s 2022 Government Units listing, checked September 2026
Boroughs (23)
- Bruin
- Callery (official website, opens in a new tab)
- Cherry Valley
- Chicora
- Connoquenessing (official website, opens in a new tab)
- East Butler
- Eau Claire
- Evans City
- Fairview
- Harmony
- Harrisville (official website, opens in a new tab)
- Karns City
- Mars
- Petrolia
- Portersville
- Prospect (official website, opens in a new tab)
- Saxonburg (official website, opens in a new tab)
- Seven Fields (official website, opens in a new tab)
- Slippery Rock (official website, opens in a new tab)
- Valencia
- West Liberty
- West Sunbury
- Zelienople (official website, opens in a new tab)
Source: U.S. Census Bureau Population Estimates Program, 2024 · Website links from the official .gov registry and the Census Bureau’s 2022 Government Units listing, checked September 2026
School districts (8)
- Butler Area SD
- Freeport Area SD
- Karns City Area SD
- Knoch SD
- Mars Area SD
- Moniteau SD
- Seneca Valley SD
- Slippery Rock Area SD
Source: NCES Common Core of Data (via Urban Institute), 2022 directory — regular school districts only
Special districts · Airport (2)
- Butler County Airport Authority
- Zelienople Borough Municipal (Airport) Authority
Source: U.S. Census Bureau, 2022 Census of Governments — Government Units listing (independent special districts)
Special districts · Education (1)
- Butler County Area Vocational Technical School Authority
Source: U.S. Census Bureau, 2022 Census of Governments — Government Units listing (independent special districts)
Special districts · Flood Control (1)
- Butler County City Connoquenessing Creek Flood Control Authority
Source: U.S. Census Bureau, 2022 Census of Governments — Government Units listing (independent special districts)
Special districts · Hospital (1)
- Butler County Hospital Authority
Source: U.S. Census Bureau, 2022 Census of Governments — Government Units listing (independent special districts)
Special districts · Housing & Community Development (1)
Source: U.S. Census Bureau, 2022 Census of Governments — Government Units listing (independent special districts) · Website links from the official .gov registry and the Census Bureau’s 2022 Government Units listing, checked September 2026
Special districts · Industrial Development (1)
- Butler County Industrial Development Authority
Source: U.S. Census Bureau, 2022 Census of Governments — Government Units listing (independent special districts)
Special districts · Multi-Purpose (2)
- Cranberry Township General Authority
- Evans City Borough Municipal Authority
Source: U.S. Census Bureau, 2022 Census of Governments — Government Units listing (independent special districts)
Special districts · Other Single Purpose (1)
- Butler County General Authority
Source: U.S. Census Bureau, 2022 Census of Governments — Government Units listing (independent special districts)
Special districts · Parks & Recreation (2)
- Butler City Parks and Recreation Grounds and Facilities Authority
- Evans City Park Authority (official website, opens in a new tab)
Source: U.S. Census Bureau, 2022 Census of Governments — Government Units listing (independent special districts) · Website links from the official .gov registry and the Census Bureau’s 2022 Government Units listing, checked September 2026
Special districts · Public Transit (1)
- Butler Transit Authority
Source: U.S. Census Bureau, 2022 Census of Governments — Government Units listing (independent special districts)
Special districts · Sewer (9)
- Bear Creek Watershed Authority
- Breakneck Creek Regional Authority (official website, opens in a new tab)
- Butler Area Sewer Authority
- Chicora Borough Sewer Authority
- Connoquenessing Township Sewer Authority
- Forward Township Sewer Authority
- Saxonburg Area Authority
- West Sunbury Borough (Sewer) Authority
- Western Butler County (Sewer) Authority
Source: U.S. Census Bureau, 2022 Census of Governments — Government Units listing (independent special districts) · Website links from the official .gov registry and the Census Bureau’s 2022 Government Units listing, checked September 2026
Special districts · Water & Sewer (3)
- Buffalo Township Municipal (Water and Sewer) Authority (official website, opens in a new tab)
- Jackson Municipal Authority
- Slippery Rock Municipal (Water and Sewer) Authority (official website, opens in a new tab)
Source: U.S. Census Bureau, 2022 Census of Governments — Government Units listing (independent special districts) · Website links from the official .gov registry and the Census Bureau’s 2022 Government Units listing, checked September 2026
Special districts · Water Supply (3)
- Adams Township Municipal Water Authority
- Harmony Borough Water Authority
- Petroleum Valley Regional Water Authority
Source: U.S. Census Bureau, 2022 Census of Governments — Government Units listing (independent special districts)