1970Final results
1970 election for New York Assembly District 123
New York State Assembly · New York
Kenneth S. Leasure (R) won with 65.5% of the vote, defeating Robert J. McMahon (D) by 31.0 points.
Kenneth S. LeasureRepublican · winner · incumbent
65.5%23,848
Robert J. McMahonDemocrat
34.5%12,550
36,398 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 1970
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET