Andersonia setifolia is a species of flowering plant in the family Ericaceae and is endemic to the south of Western Australia.

It is a low-lying to erect, often cushion-forming shrub with usually linear to pointed lance-shaped leaves with a sheathing base, and red or white flowers.

Andersonia setifolia is a low-lying to erect, often cushion-forming shrub that typically grows to a height of 5–15 cm (2.0–5.9 in).

[6] This species of Andersonia grows in a sandy and gravelly soils near King George Sound, Mount Manypeaks and the Stirling Range in the Esperance Plains, Jarrah Forest, Mallee, and Warren bioregions of southern Western Australia.

[3] Andersonia setifolia is listed as "Priority Three" by the Government of Western Australia Department of Biodiversity, Conservation and Attractions[3] meaning that it is poorly known and known from only a few locations but is not under imminent threat.