The 2021 census recorded a population of 558 for the state suburb of Dilston.

[3] The waters of the Tamar River form most of the western boundary.

[4] The East Tamar Highway (A8) enters from the south and runs through to the north, where it exits.

Route C742 (John Lees Drive) runs parallel to and west of the A8 for a considerable distance, being joined to it at intersections in the south and north of the locality.

Route C739 (Windermere Road) starts at an intersection with C742 and runs west until it exits.