Marshalltown to Saint Peters, Missouri: Road Trip Guide & Distance

How far is Marshalltown from Saint Peters, Missouri?

The distance from Marshalltown to Saint Peters, Missouri is 254.5 miles (409.6 km) as the crow flies. Saint Peters, Missouri is located SSE of Marshalltown. By car, the driving distance is approximately 318.1 miles, taking about 6h 24min. A direct flight would take roughly 1h 1min. Both are located in United States — Marshalltown in Iowa and Saint Peters, Missouri in Missouri.

For a drive of this length, it's recommended to plan at least one quick rest stop to stretch your legs and grab a coffee. Heading East means you'll be driving into the sunrise if you start early. Keep your windshield clean for the best visibility.

Coordinates come from public place data for Marshalltown and Saint Peters, Missouri. The driving distance is estimated from straight-line distance with a road-factor model, so confirm the route in your navigation app. Fuel, flight, bus, and train values are planning estimates and can change by date, provider, road closures, and border rules.