Mount Kinabalu is the highest mountain in Borneo and Malaysia. With an elevation of 4,095 metres, it is the third-highest peak of an island on Earth, the 28th highest peak in Southeast Asia, and 20th most prominent mountain in the world. The mountain is located in Ranau district, West Coast Division of Sabah, Malaysia. It is protected as Kinabalu Park, …Mount Kinabalu is the highest mountain in Borneo and Malaysia. With an elevation of 4,095 metres, it is the third-highest peak of an island on Earth, the 28th highest peak in Southeast Asia, and 20th most prominent mountain in the world. The mountain is located in Ranau district, West Coast Division of Sabah, Malaysia. It is protected as Kinabalu Park, a World Heritage Site.