Download coordinates as: Pirrinuan is a rural locality in the Western Downs Region, Queensland, Australia.

[1] The Dalby–Jandowae Road (State Route 82) enters the locality from the south (Dalby) and exits to the north (Jimbour East).

[3][4] The now-abandoned Jandowae railway line entered the locality from the south (Dalby) and exited to the north (Jimbour East), runnin immediately parallel and west of the Dalby–Jandowae Road.

The locality was served by two railway stations:[5] Pirrinuan State School opened on 21 August 1911.

[13] It was on Dalby Jandowae Road to the immediate north-east of the railway station (approx 27°01′50″S 151°14′14″E / 27.0305°S 151.2372°E / -27.0305; 151.2372 (Pirrinuan State School (former))).