1970Final results
1970 election for Montana Senate District 23
Montana State Senate · Montana
2 seats: James R. Shea (D), Leonard E. Vainio (D) won.
2 seatsJames R. SheaDemocrat · winner
37.8%11,057
Leonard E. VainioDemocrat · winner
36.9%10,779
Edward N. SparksRepublican
25.3%7,404
29,240 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