2017Final results
2017 election for New Jersey Legislative District 10
New Jersey State Senate · New Jersey
Jim Holzapfel (R) won with 62.5% of the vote, defeating Emma Mammano (D) by 25.1 points.
Jim HolzapfelRepublican · winner · incumbent
62.5%39,555
Emma MammanoDemocrat
37.5%23,707
63,262 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 2017
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET