Glencoe is a town in South Australia, Australia, located 27 kilometres north-west of Mount Gambier. On 6 March 1844, Tasmanian pastoralists Edward Leake and Robert Leake established Glencoe as a sheep station covering 53,000 acres. They brought with them Saxon Merino sheep, cattle, and broke horses nearby at Lake Leake establishing the Inver…Glencoe is a town in South Australia, Australia, located 27 kilometres north-west of Mount Gambier. On 6 March 1844, Tasmanian pastoralists Edward Leake and Robert Leake established Glencoe as a sheep station covering 53,000 acres. They brought with them Saxon Merino sheep, cattle, and broke horses nearby at Lake Leake establishing the Inverary run with Adam Lindsay Gordon.