What is "hayborough"

Hayborough is a north-eastern suburb of the South Australian town of Victor Harbor, located on the southern Fleurieu Peninsula. At the 2006 census, Hayborough had a population of 1,847, with a median age of 47—lower than the region as a whole, but significantly higher than the state or national average. The suburb contains a pharmacy, a child care centre and a small shopping centre, and is serviced by a bus service offered by Premier Stateliner that connects the Adelaide city centre to Goolwa and Victor Harbor.