Louth Bay is a town and locality in the Australian state of South Australia. It is named after the bay named by Matthew Flinders on 26 February 1802 which itself is derived from a place in Lincolnshire. At the 2006 census, Louth Bay had a population of 408.
Population: 125 (SAL 2016)
Established: 24 June 1909 (town) · 16 October 2003 (locality)
Postcode(s): 5607
Location: 247 km (153 mi) W of Adelaide · 21 km (13 mi) N of Port Lincoln