1980Final results
1980 election for Indiana's 1st District
U.S. House · Indiana
Adam Benjamin Jr. (D) won with 72.0% of the vote, defeating Joseph Douglas Harkin (R) by 44.0 points.
Adam Benjamin Jr.Democrat · winner
72.0%112,016
Joseph Douglas HarkinRepublican
28.0%43,537
155,553 votes
Source: MIT Election Data and Science LabUpdated Sep 30, 2026, 7:25 AM ET
The seat over time
D − R margin in this seat's races around 1980
Races before and after
Source: MIT Election Data and Science LabUpdated Sep 30, 2026, 7:25 AM ET
Money in this race
Each line compares the two campaigns on one scale.
Adam Benjamin Jr.No Republican
$87.1K
Raised by the campaign
—
$73.9K
Spent by the campaign
—
$0
Cash on hand
—
Campaign money: FEC, through Dec 31, 1980.
Source: FEC campaign filingsUpdated Dec 31, 1980