Armstrong Beach is a coastal town and a locality in the Mackay Region, Queensland, Australia.

[2][3] In the 2021 census, the locality of Armstrong Beach had a population of 903 people.

[1] The waters of the Coral Sea form the eastern boundary.

[3] In the 2016 census, the locality of Armstrong Beach had a population of 863 people.

[5] In the 2021 census, the locality of Armstrong Beach had a population of 903 people.