Aunsby is first mentioned in the Domesday Book. Land there belonged to Guy de Reinbuedcurt, and there was a minimum population of 25 sokemen. {1} The name Aunsby means 'Outhen's farmstead, village', from the Anglo-Scandinavian personal name Outhen and the Old Danish suffix 'by'. {2} The Lay Subsidy of 1334 lists the wealth of Aunsby (with Crofton) as £3 1s 11d, below average for its wapentake (Aswardhurn). {3} The Diocesan Return of 1563 records 16 households resident at Aunsby. {4} By the late 17th/early 18th century there were 20 families resident, falling to 15. {5} In 1801, the parish's population was 84 people, rising to 140 in 1861 before falling again to 104 by 1901. {6} The landowners at Aunsby from medieval times to the 19th century are briefly discussed by Trollope. {8} Medieval earthwork crofts (PRN 65037a) are visible along the south side of the village on aerial photographs. {7}{9} Earthworks of crofts and boundaries visible on Google Maps. {10}