The 2006 Iowa gubernatorial election took place on November 7, 2006. The incumbent governor, Tom Vilsack, a Democrat, had served two terms and decided not to seek a third term. In the election, Chet Culver defeated Jim Nussle to win the governorship, by a margin of 54% to 44%.
, this was the last time a Democrat won the governorship of Iowa. This election marks the first time Democrats won three consecutive gubernatorial elections in the state since 1966, and the only time Democrats have ever done so for four-year terms.
Democratic primary
Candidates
Won primary
- Chet Culver, Iowa Secretary of State (1999–present), son of former United States Senator John Culver
- Running mate: Patty Judge, Secretary of Agriculture of Iowa (1999–present) and former State Senator
Defeated in primary
- Mike Blouin, former director of the Iowa Department of Economic Development (2003–2005), former U.S. Representative for IA-02 (1975–1979), and 1st director of the Information Security Oversight Office (1979–1980)
- Running mate: Andrea McGuire, physician
- Ed Fallon, Iowa State Representative (1993–present)
- Sal Mohamed, engineer and 2004 Democratic candidate for Congress
Declined to run
- Sally Pederson, Lieutenant Governor of Iowa (1999–present)
Results
[[File:2006 Iowa gubernatorial Democratic primary county map.svg|thumb|240px|Primary results by county:
]]
Republican primary
Candidates
- Jim Nussle, U.S. Representative
Withdrew
- Bob Vander Plaats, president and CEO of The Family Leader, to become Nussle's running-mate for the general election