1984Final results
1984 election for Iowa House District 77
Iowa House of Representatives · Iowa
Mark Haverland (D) won with 53.9% of the vote, defeating Mike Johnson (R) by 7.7 points.
Mark HaverlandDemocrat · winner · incumbent
53.9%7,659
Mike JohnsonRepublican
46.1%6,562
14,222 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 1984
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET