Broughton Island is the second largest island of The Snares, at (48°02′35″S166°37′15″E) just off the South Promontory of the main island North East Island, which lies approximately 200 kilometres (120 mi) south of New Zealand's South Island. The island is some 1 by 0.5 km (0.62 by 0.31 mi) long in SW direction, and the highest elevation is 86 m (282 ft).