Iowa Code § 62.10
The trial of contested county elections shall take place at the county seat, unless some other place within the county is substituted by the consent of the court and parties.
[C51, §357; R60, §587; C73, §707; C97, §1213; C24, 27, 31, 35, 39, §1029; C46, 50, 54, 58, 62, 66, 71, 73, 75, 77, 79, 81, §62.10]