The 42nd Pennsylvania House of Representatives District is located in southwest Pennsylvania and is currently represented by Jen Mazzocco.
District profile The 42nd Pennsylvania House of Representatives District is located in Allegheny County and includes the following areas:2022 PA House of Representatives District maps
Baldwin Township Castle Shannon Dormont Mt. Lebanon Upper St. Clair Township (part) Ward 01 Ward 02 Ward 03 (part) Division 03 Ward 04 (part) Division 01
Representatives Representative Party Years District home Note Prior to 1969, seats were apportioned by county. H. Sheldon Parker, Jr. Republican 1969 – 1978 Terrence F. McVerry Republican 1979 – 1990 Gregory C. Fajt Democrat 1991 – 1996 Thomas L. Stevenson Republican 1997 – 2006 Matthew H. Smith Democrat 2007 – 2012 Mt. Lebanon Resigned upon election to the State Senate Dan Miller Democrat 2013 – 2025 Mt. Lebanon Resigned upon election to Allegheny County Court of Common Pleas Jen Mazzocco Democrat 2026 – present Dormont Elected to fill vacancy
Recent election results
References
External links District map from the United States Census Bureau Pennsylvania House Legislative District Maps from the Pennsylvania Redistricting Commission. Population Data for District 42 from the Pennsylvania Redistricting Commission.