1970Final results
1970 election for Illinois Legislative District 20
Illinois State Senate · Illinois
Sam Romano (D) won with 87.4% of the vote, defeating Dan Leopold (R) by 74.8 points.
Sam RomanoDemocrat · winner · incumbent
87.4%28,135
Dan LeopoldRepublican
12.6%4,049
32,184 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