1978Final results
1978 election for Indiana Senate District 31
Indiana State Senate · Indiana
John M. Mutz (R) won with 62.6% of the vote, defeating Nelson G. Grills (D) by 25.2 points.
John M. MutzRepublican · winner · incumbent
62.6%15,097
Nelson G. GrillsDemocrat
37.4%9,012
24,109 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 1978
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET