2004Final results
2004 election for Pennsylvania Senate District 5
Pennsylvania State Senate · Pennsylvania
Michael J. Stack III (D) won with 65.7% of the vote, defeating Sam Mirarchi (R) by 31.5 points.
Michael J. Stack IIIDemocrat · winner · incumbent
65.7%66,844
Sam MirarchiRepublican
34.3%34,829
101,673 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 2004
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET