The Burnett Highway passes through the locality from the south to the north-east. Its intersection with the Waruma Dam Road is the official location of the former town but there is no settlement there today.
In the 2016 census, the locality of Cynthiahad a population of 31 people.[8]
In the 2021 census, the locality of Cynthia had a population of 13 people.[1]
Education
There are no schools in Cynthia. The nearest primary school is Abercorn State School in neighbouring Abercorn to the north. The nearest secondary school is Eidsvold State School in Eidsvold to the south.[4]