[10] From Alexander the Buckhannon River flows generally northwardly, past Sago, to the city of Buckhannon, then northeastwardly into southwestern Barbour County, past Boulder (Rangoon Post Office) and Carrollton, where it is crossed by the Carrollton Covered Bridge.

[12] The uppermost (southernmost) stretch of the river downstream of Alexander drops approximately 400 feet (120 m) in its first 13 miles (21 km) and is boulder-strewn, providing habitat for trout (particularly brown trout), smallmouth bass, and rock bass.

A low dam, installed for the provision of drinking water, forms a pool stretching upstream of Buckhannon to Sago; downstream of Sago, the Buckhannon is considered to be one of the best streams for muskellunge fishing in West Virginia.

For 20 miles (32 km) downstream of Buckhannon, the river generally moves slowly between vegetation-covered banks over numerous submerged logs, providing habitat for muskies as well as smallmouth bass, rock bass, and carp.

[13] According to the Geographic Names Information System & official historic markers, the Buckhannon River has also been known as:[1]