Tunhma chanchin
Aizawl District atangin Mamit district chu Mizoram Govt. Notification No.A.600Ill2ll95-GAD dated 11.3.98 khan District headquarter, Mamitah a indang a. Dt 24th April, 1998 atang khan District Commisioner, Mamit in office luah tan in Mamit District hi kalpui tan a ni.
Kum 2011 chhiarpui a mamit District a mihring awm zat chu 85,757 a ni a. India ram district a mipui tam lamah 619 na dinhmun a luah a ni. Mamit district ah hian square km khatah mihring 28 zel cheng anga chhut a ni. Kum 2001 atanga 2011 thleng a mihring pun chak zawng chu 36.59% a ni. Mamit ah hian mipa 1000 leh hmeichhia 924 piang ang an ni a, Mihring cheng zawng zawng atanga lehkha thiam awm zat chu 85.96% a ni.
District chhunga mi chengte hi Mizo bakah Chamka leh Reang(Bru) te an ni a, Mizo ina Hunpui kan neih Christmas leh Kumthar bakah Kutpui hrang hrang Chapchar Kut te leh Mim Kut te hi ropui a taka hman a ni thin.Chakma te pawh hian an hnam kut Biju hi kumtawp leh kumtir ah ten an hmang ve a, chutiang bawk chuan Reang(Bru) te pawh hian an kut Buishu hi April thla ah an hmang ve a ni.
Kum 1959 khan Project Office kha Mamit District chhunga Office awm hmasa ber tura din a ni a, Chutiang lai chuan Mizoram pawh hi Assam Sawkar hnuaiah District pakhat ve chauh ani.Kum 1962 khan Community Development Block Office ah chawi san a ni a. Kum 1978 khan Mamit hi Aizawl West District a Sub-Division Headquarter a puan ni in kum kua(9) hnuah SDO(C) ah puan leh ani.Chumi hnuah Mamit District a puan leh ani ta ani.