Boomer Bay is a rural locality in the local government area (LGA) of Sorell in the South-east LGA region of Tasmania. The locality is about east of the town of Sorell. The 2016 census recorded a population of 93 for the state suburb of Boomer Bay. It is also a bay within Blackman Bay. Boomer Bay contains Boomer Island.
Boomer Bay is a confirmed locality.
The eastern boundary follows the shoreline of Blackman Bay.
Route A9 (Arthur Highway) runs along part of the western boundary. From there, Boomer Road and Bay Road provide access to the locality.