2010Final results
2010 election for New York Assembly District 78
New York State Assembly · New York
Jose Rivera (D) won with 90.2% of the vote, defeating William J. Sullivan (R) by 80.5 points.
Jose RiveraDemocrat · winner · incumbent
90.2%9,189
William J. SullivanRepublican
9.7%990
10,189 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 2010
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET