A property in the area was settled in 1848 by Dr. Richard von Schomburgk and his brother Otto, and is named after their financial benefactor Leopold von Buch who helped them flee Germany.

[2] The name was changed from Buchfelde to Loos in 1918 after a town in France which was the site of a battle in 1915.

[4] The modern boundaries of the suburb were set in June 2011 after the construction of the Northern Expressway.

They are the Gawler River on the south, Northern Expressway on the west and north, and Gawler Bypass Road on the east,[4] with the Two Wells Road through the middle.

The St. Paul's congregation was established some time before the Lutheran chapel burned down in 1862.