1986Final results
1986 election for New York Senate District 21
New York State Senate · New York
Martin Markowitz (D) won with 90.8% of the vote, defeating Donella Jackson (R) by 81.5 points.
Martin MarkowitzDemocrat · winner · incumbent
90.8%20,078
Donella JacksonRepublican
9.2%2,041
22,119 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 1986
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET