1988Final results
1988 election for Indiana Senate District 16
Indiana State Senate · Indiana
John R. Sinks (R) won with 60.7% of the vote, defeating Sean Collentine (D) by 21.4 points.
John R. SinksRepublican · winner · incumbent
60.7%24,707
Sean CollentineDemocrat
39.3%15,988
40,695 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 1988
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET