▁as ▁a ▁better ▁way ▁of ▁protect ing ▁buildings ▁than ▁scheduled ▁monument ▁status . ▁If ▁a ▁monument ▁is ▁considered ▁by ▁Historic ▁England ▁to ▁" no ▁longer ▁mer it ▁sched uling " ▁it ▁can ▁be ▁removed ▁from ▁the ▁schedule . ▁ ▁The ▁bor ough ▁of ▁Ma id stone ▁is ▁a ▁local ▁government ▁district ▁in ▁the ▁English ▁county ▁of ▁Kent . ▁The ▁Ma id stone ▁district ▁covers ▁a ▁largely ▁rural ▁area ▁of ▁ ▁between ▁the ▁North ▁Down s ▁and ▁the ▁We ald ▁with ▁the ▁town ▁of ▁Ma id stone , ▁the ▁county ▁town ▁of ▁Kent , ▁in ▁the ▁north - west . ▁The ▁district ▁had ▁a ▁population ▁of ▁approximately ▁ 1 6 6 , 4 0 0 ▁in ▁ 2 0 1 6 . ▁The ▁monuments ▁range ▁in ▁date ▁from ▁a ▁ne ol ith ic ▁standing ▁stone ▁to ▁a ▁tiny ▁ 1 8 th - century ▁mort u ary , ▁but ▁the ▁majority ▁are ▁medieval . ▁ ▁Although ▁mostly ▁reduced ▁to ▁ru ins ▁and ▁earth works , ▁the ▁district ▁contains ▁the ▁remains ▁of ▁four ▁cast les ▁and ▁five ▁mo ated ▁man or ▁houses ▁that ▁are ▁scheduled ▁monuments . ▁A ▁number ▁of ▁monuments ▁are ▁buildings ▁of ▁ecc les iast ical ▁origin ▁including ▁an ▁ab bey , ▁a ▁pri ory ▁and ▁two ▁tit he ▁bar ns . ▁The ▁buildings ▁associated ▁with ▁the ▁former ▁College ▁of ▁All ▁Sain ts ▁and ▁the ▁Arch bishop ' s ▁Palace ▁in ▁Ma id stone ▁town ▁centre ▁form ▁the ▁best ▁preserved ▁group ▁of ▁scheduled ▁monuments . ▁Seven ▁medieval ▁brid ges ▁over ▁the ▁River ▁Med