1978Final results
1978 election for New Jersey's 1st District
U.S. House · New Jersey
James Florio (D) won with 79.4% of the vote, defeating Robert Mark Deitch (R) by 59.3 points.
James FlorioDemocrat · winner
79.4%106,096
Robert Mark DeitchRepublican
20.1%26,853
Julius LevinOther party
0.5%671
133,620 votes
Source: MIT Election Data and Science LabUpdated Sep 30, 2026, 7:25 AM ET
The seat over time
D − R margin in this seat's races around 1978
Races before and after
Source: MIT Election Data and Science LabUpdated Sep 30, 2026, 7:25 AM ET