Miri is a coastal city in north-eastern Sarawak, Malaysia, located near the border of Brunei, on the island of Borneo. The city covers an area of …Miri is a coastal city in north-eastern Sarawak, Malaysia, located near the border of Brunei, on the island of Borneo. The city covers an area of 997.43 square kilometres, located 798 kilometres north-east of Kuching and 329 kilometres south-west of Kota Kinabalu. Miri is the second-largest city in Sarawak, with a population of 356,900 as of 2020. The city is also the capital of Miri District, Miri Division.