Marshalltown to Rocky Mountain: Road Trip Guide & Distance

How far is Marshalltown from Rocky Mountain?

The distance from Marshalltown to Rocky Mountain is 673.9 miles (1084.6 km) as the crow flies. Rocky Mountain is located W of Marshalltown. By car, the driving distance is approximately 808.7 miles, taking about 16h 16min. A direct flight would take roughly 1h 51min. Both are located in United States — Marshalltown in Iowa and Rocky Mountain in Colorado.

This is a serious multi-day road trip! We strongly recommend breaking this journey up with an overnight stay to ensure you arrive safely and refreshed. Since you'll be heading mostly West, pack a good pair of sunglasses if you plan to drive during the late afternoon to avoid the harsh sun glare. For a trip of this distance, flying is significantly faster. However, driving offers the flexibility to explore stops along the way.

Coordinates come from public place data for Marshalltown and Rocky Mountain. 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.