how many miles wide is Idaho
661 miles
474 miles
It's under 100 miles to the border.
About 92 miles.
256 miles
256 miles
395 miles
172.3 miles
460 miles.
Using Interstate 90, it is about 365 miles from Downtown Seattle to the Montana-Idaho border according to Google Maps. This translates to about 6 hours of driving time.
There are many rivers in Idaho . . . the most well know, the Snake River, runs from the east border of Idaho to the west border, and beyond.