Acacia singula is a shrub belonging to the genus Acacia and the subgenus Juliflorae that is endemic to western Australia
The shrub typically grows to a height of . It blooms from August to October producing yellow flowers.
It is native to an area in the Goldfields-Esperance and Wheatbelt regions of Western Australia where it is often situated on hilltops and rises growing in sandy or gravelly soils often over or around laterite.