1978Final results
1978 election for Pennsylvania House District 3
Pennsylvania House of Representatives · Pennsylvania
David Dicarlo (D) won with 63.6% of the vote, defeating Frank Mlakar (R) by 27.2 points.
David DicarloDemocrat · winner · incumbent
63.6%13,168
Frank MlakarRepublican
36.4%7,539
20,707 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 1978
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET