Hughes: 50–60% 60–70% 70–80%
|Elections in Iowa|
The 1964 Iowa gubernatorial election was held on November 3, 1964. Incumbent Democrat Harold Hughes defeated Republican nominee Evan Hultman with 68.05% of the vote.
Primary elections were held on June 1, 1964.
|Democratic||Harold Hughes (incumbent)||103,947||100.00|
Major party candidates
|Democratic||Harold Hughes (incumbent)||794,610||68.05%|
|Independent||Robert D. Dilley||7,985||0.68%|