1988Final results
1988 election for North Dakota Legislative District 10
North Dakota State Senate · North Dakota
William Heigaard (D) won with 55.9% of the vote, defeating Harvey Sand (R) by 11.7 points.
William HeigaardDemocrat · winner · incumbent
55.9%3,240
Harvey SandRepublican
44.1%2,559
5,799 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 1988
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET