Distance between Helena and Marshalltown
Distance from Helena, MT to Marshalltown, IA is 993 miles / 1599 kilometers.
Map showing the distance from Helena to Marshalltown
![]() |
Air distance: | miles km |
Helena, MT
City: | Helena, MT |
Country: | United States |
Marshalltown, IA
City: | Marshalltown, IA |
Country: | United States |
Time difference between Helena and Marshalltown
The time difference between Helena and Marshalltown is 1 hour. Marshalltown is 1 hour ahead of Helena. Current local time in Helena is 05:37 MST (2025-02-27) and time in Marshalltown is 06:37 CST (2025-02-27).