Knockenhair
404m
Knockenhair is a HuMP, 404m high. The HuMPs are hills in Britain and Ireland with at least 100 metres of prominence, whatever their height.
Sanquhar is the nearest station, 2.1 mi (about 2.5 to 3 mi on foot), so the summit is within walking distance of the train. From Sanquhar it's about 1.5 hours to the summit, 1 in 12 on average. Kirkconnel, 3.6 mi (about 4.5 to 5 mi on foot), is the only other station within 10 miles.
Stations within 10 miles of Knockenhair, nearest first. Walking distances are estimates from the straight-line distance and the type of ground, not a measured route. Check a map before you set off. Times use Naismith's rule and don't include stops.