Bells Creek forms much of the eastern boundary. Sarina Homebush Road (State Route 5) follows part of the eastern boundary before passing through from south-east to north-west.[3]
In the 2016 census, Sunnyside had a population of 145 people.[12]
In the 2021 census, Sunnyside had a population of 127 people.[1]
Education
There are no schools in Sunnyside. The nearest government primary schools are Oakenden State School in neighbouring Oakenden to the north-west, Chelona State School in Chelona to the north-east, and Sarina State School in neighbouring Sarina to the south-east. The nearest government secondary schools are Sarina State High School, also in Sarina, and Mackay State High School in South Mackay.[13]
^"Advertising". Daily Mercury. No. 1552. Queensland, Australia. 23 September 1910. p. 8. Retrieved 2 November 2024 – via National Library of Australia.
^"SUNNYSIDE NOTES". Daily Mercury. No. 1651. Queensland, Australia. 24 January 1911. p. 5. Retrieved 2 November 2024 – via National Library of Australia.
^"SUNNYSIDE'". Daily Mercury. Queensland, Australia. 1 May 1912. p. 4. Retrieved 2 November 2024 – via National Library of Australia.