River ID MT

Flathead River

Idaho • 48.2605, -114.1965
Length
246 mi
396 km
Elevation
5,602′ → 2,471′
3,131 ft drop
Stream Order
7
Large River
Slope
0.24%
12.7 ft/mi
Drainage
8,333 mi²
21,582 km²
Avg Flow
-- cfs
1.8 mph velocity
Path to Mouth
1,268 mi
2,040 km to ocean
Classification
Tributary
Mid-reach
Elevation Profile
Data from USGS & NOAA for informational purposes only. More

Access Sites on Flathead River

There are 16 boat ramps, launches, and public access points on Flathead River.