1998Final results
1998 election for Pennsylvania Senate District 12
Pennsylvania State Senate · Pennsylvania
Stewart Greenleaf Jr. (R) won with 66.7% of the vote, defeating Andrew T. Hornak (D) by 35.7 points.
Stewart Greenleaf Jr.Republican · winner · incumbent
66.7%49,468
Andrew T. HornakDemocrat
30.9%22,960
Maureen A. HobanLibertarian
2.4%1,791
74,219 votes
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET
The seat over time
D − R margin in this seat's races around 1998
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET
The candidates
Stewart Greenleaf Jr. (R)Andrew T. Hornak (D)
Also on the ballot: Maureen A. Hoban (Libertarian), 2.4%