Castle Rock to Watertown, South Dakota: Road Trip Guide & Distance
How far is Castle Rock from Watertown, South Dakota?
The distance from Castle Rock to Watertown, South Dakota is 550.1 miles (885.3 km) as the crow flies. Watertown, South Dakota is located NE of Castle Rock. By car, the driving distance is approximately 660.1 miles, taking about 13h 17min. A direct flight would take roughly 1h 36min. Both are located in United States — Castle Rock in Colorado and Watertown, South Dakota in South Dakota.
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. 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 Castle Rock and Watertown, South Dakota. 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.
How to Get from Castle Rock to Watertown, South Dakota
Quick Facts
Did You Know?
- At walking speed (3 mph), it would take about 183 hours of non-stop walking
- By bicycle at 12 mph, the journey would take roughly 46 hours
- You could travel this distance about 45.3 times to circle the Earth's equator