Bolshoye Kosikovo (Russian: Большое Косиково) is a rural locality (a village) in Rostilovskoye Rural Settlement, Gryazovetsky District, Vologda Oblast, Russia. The population was 63 as of 2002.[2]
Bolshoye Kosikovo is located 13 km south of Gryazovets (the district's administrative centre) by road. Studenets is the nearest rural locality.[3]