Iowa Senate elections, 2006

The 2006 Iowa Senate election was held on November 7, 2006. The Senate seats for the twenty-five odd-numbered districts were up for election. Senate terms are staggered such that half the membership is elected every two years. Senators serve four-year terms. Prior to the election, the Senate was evenly divided between Republicans and Democrats. Following the election, the Democrats were in the majority - this marked the first time in 42 years that the Democrats had controlled both branches of the Iowa General Assembly and the Governor's Office.

Final results from the Iowa Secretary of State:
* indicates incumbent

...
Wikipedia