In the vicinity are traces of an ancient fortification at Runklie or Wrinklaw[2][3] and the Mutiny Stones cairn.

[2][3] The opera Lucia di Lammermoor, written by Gaetano Donizetti and based on Sir Walter Scott's The Bride of Lammermoor, was set in the Lammermuirs and an old form of the village's name, Lockermachus, is mentioned in Scott's novel.

[6] The church of Longformacus was dedicated by Bishop David de Bernham, 11 March 1243.

[9][10] There was some copper ore in the area which a former minister smelted but large scale production was not successful.

[11][12] Places nearby include Cranshaws, Abbey St Bathans, Bonkle, Preston, Scottish Borders, the Whiteadder Water, and Duns.