2010Final results
2010 election for North Dakota Legislative District 21
North Dakota State Senate · North Dakota
Carolyn C. Nelson (D) won with 55.2% of the vote, defeating Cindy Pfeiffer (R) by 10.9 points.
Carolyn C. NelsonDemocrat · winner · incumbent
55.2%1,785
Cindy PfeifferRepublican
44.3%1,433
3,232 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 2010
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET