The reservists had previously trained in the local British School on The Wong, but by the late 19th century, these facilities were deemed inadequate.

[1][2] The site chosen, which was in the southeast corner of what had been the old Cattle Market,[3] was made available by the local landowner and former Secretary of State for War, Edward Stanhope.

[4] The foundation stone for the new building was laid with full masonic honours by the Provincial Grand Master of Lincolnshire, Charles Pelham, 4th Earl of Yarborough, on 13 June 1901.

[6] Following the defence cutbacks of the 1960s, the drill hall closed, and the building was acquired for municipal use by Horncastle urban district council in 1970.

[10] East Lindsey Council continued to use the building for the delivery of local services but in 2005 proposed that it be demolished to save on maintenance costs.