This study was carried out to understand the distribution of land insects of Ulleung-do (Ulleung Island) between 18 and 26 May, 2011. Total land insects appearing in this study are 12 groups, 81 families and 242 species. 17 families and 76 species of Lepidoptera show a dominance of appearance of 31.4%. 23 families and 68 species of Coleopteran, and 13 families and 42 species of Diptera, etc. were studied. 35 species from Endermic species, 8 species from Designated species, and 1 Management of exotic species appeared. The insects that have appeared in every area studied by region are 9 groups, 53 families and 138 species in Seo-myeon, 9 groups 53 families and 131 species in Ulleung-eup, and 7 groups, 54 families and 114 species in Buk-myeon which were confirmed. 118 species of insect distribution not studied in preceding literature were confirmed.