His house became the unofficial Post Office from November 1885, situated at the rear of what is now the Wallacia Store and Newsagents.

[2] John Blaxland had built an original wooden weir at "Grove Farm" for a sandstone flour mill and additional brewery.

When rust got into the English soft wheat, the flour mill failed and George Edward Cox of Winbourne (now Christian Brothers Retreat Mt Zion) at Mulgoa across the Nepean River, a teetotaller, bought Grove Farm to stop further brewing.

After the Second World War however, the increase in car ownership and the availability of air travel saw a decline in the local tourist trade.

Growth in the area in the past few years has mainly occurred with the development of hobby farms by people seeking a retreat from city life.

[4] A few kilometres south of the suburb is Bents Basin, a nature reserve which features a large swimming hole.