2021Final results
2021 election for New Jersey Legislative District 18
New Jersey State Senate · New Jersey
Patrick Diegnan (D) won re-election with 60.6% of the vote, defeating Vihal R. Patel (R) by 21.3 points.
Patrick DiegnanDemocrat · winner · incumbent
60.6%35,637
Vihal R. PatelRepublican
39.4%23,144
58,781 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 2021
The seat's recent races
Source: Past results: 99chambers results archive (MEDSL, Klarner, state election offices)