Malpas-Trenton is an outback locality in the Shire of Mckinlay, Queensland, Australia.

[2] In the 2021 census, Malpas-Trenton had "no people or a very low population".

[1] The Flinders River forms most of the southern boundary before flowing through to the west.

[3] In the 2016 census, Malpas-Trenton had a population of 23 people.

[4] In the 2021 census, Malpas-Trenton had "no people or a very low population".