1988Final results
1988 election for North Dakota Governor
Governor · North Dakota
George A. Sinner (D) won with 59.9% of the vote, defeating Leon L. Mallberg (R) by 19.8 points.
George A. SinnerDemocrat · winner
59.9%179,094
Leon L. MallbergRepublican
40.1%119,986
299,080 votes
Source: Algara, Carlos; Amlani, Sharif (Harvard Dataverse)Updated Oct 5, 2026, 12:23 AM ET
The seat over time
D − R margin in this seat's races around 1988
Races before and after
Source: Algara, Carlos; Amlani, Sharif (Harvard Dataverse)Updated Oct 5, 2026, 12:23 AM ET