The 2016 census has a population of 49 for the state suburb of Dennes Point.

[1] It is also a geographical feature and a small hamlet at the northern tip of Bruny Island.

[2] It is named after the Denne family who first settled the area as farmers around the 1830s, although it was known as Kelly's Point up to the 1840s, being named after pioneer shipmaster and harbour pilot James Kelly.

Anthony Smith Denne commenced a regular ferry service in 1847 across the D'Entrecasteaux Channel between Tinderbox and "Kelly's" Point, although the island is now serviced by a vehicular ferry between Kettering and Roberts Point.

Over the years Dennes Point has seen mixed agricultural activity, mostly orcharding and light grazing.