Populasi Lutung Jawa di Hutan Rakyat Kabupaten Cianjur Jawa Barat

The existence of javan langur until now only known in conservation areas and no information the existence of javan langur in community forest. Whereas in West Java there are  javan langur that have been in communty forest since 40 years ago. So, the object of research is to know about population of javan langur in community forest. The method of research used by Concentration Counts methods. The results of research that is population of javan langur in community forest of Pamoyanan village is 15 individuals that divide into 2 groups (6 individuals and 9 individuals). Density of population is 1,4 ind/km2 or 1,4/100 ha with sex ratio is 1:1, and age structure of avan langur that dominated by juvenile. Keywords: Population, Javan langur, community forest.