Undera is a town located in the Goulburn Valley region of northern Victoria, Australia. It is situated within the City of Greater Shepparton local government area, approximately 211 kilometres (131 mi) north of Melbourne and 26 kilometres (16 mi) north-west of the regional centre of Shepparton.
According to census data, the population of Undera and its surrounding area was 545 in 2011. This figure declined to 442 by the 2016 census.