The main purpose of the 2011 rural, agricultural and fishery Census is to collect basic information on rural, agriculture and fishery in order to: (i) assess current situations, do trend analysis, make plans, strategies for developing agricultural sector, rural areas and improving living standards of rural residents at nationwide and local level. (ii) evaluate outcome of some contents in the national target programmes on industrialization, modernization of agriculture, rural and building the new rural society; ensure international comparison on indicators in agricultural sector and rural areas; (iii) develop database on agricultural and rural areas for depth-analysis, serve as sampling frame for following periodical surveys.