State senators serve four-year terms in Iowa.

A statewide map of the 50 state senate districts in the 1932 elections is provided by the Iowa General Assembly here.

[1][2] Following the previous election, Republicans had control of the Iowa Senate with 44 seats to Democrats' 6 seats, so to flip control of the chamber, the Democrats needed to net 20 Senate seats in these elections.

[a] Lieutenant Governor of Iowa Nelson G. Kraschel was a Democrat and presided over the evenly-divided Iowa Senate following the election.

Previously, she had been the first woman elected to the Iowa House of Representatives as well.