2000Flipped from DemocraticFinal resultsIncumbent defeated
2000 election for Kansas Senate District 18
Kansas State Senate · Kansas
Dave Jackson (R) won with 50.5% of the vote, defeating Marge Petty (D) by 0.9 points, a seat Democrats won last time.
Dave JacksonRepublican · winner
50.5%12,807
Marge PettyDemocrat · incumbent
49.5%12,567
25,374 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 2000
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET