The population is 4,560 (2015 est.) in an area of 477.13 km².[1] Its elevation is 394 m. It is located 320 km west of the state capital of Porto Alegre, northeast of Alegrete and east of Santo Ângelo. Pinhal Grande is located in the Planalto Médio, one of the pine species found is the Araucaria angustifolia.