Culcairn is a town in the south-east Murray region of New South Wales, Australia. Culcairn is located in the Greater Hume Shire local government area on the Olympic Highway between Albury and Wagga Wagga. The town is 514 kilometres (319 mi) south-west of the state capital, Sydney and at the 2016 census had a population of 1,473.

Olympic Highway is a 317-kilometre (197 mi) rural road in the central western and south-eastern Riverina regions of New South Wales, Australia. It services rural communities, links Hume Highway with Mid-Western Highway, and provides part of an alternate road link between Sydney and Albury via Bathurst and Cowra as well as servicing Wagga Wagga, linking with Sturt Highway.