It was settled in 1911, and has a population of 20 people.
The nearest state highway, State Highway 82, passes to the east of Douglas through nearby Waihao Downs. Waihao Downs was also once the terminus of the nearest railway to Douglas, the Waimate Branch, from 4 April 1884 until 11 December 1953. The nearest railway is now the Main South Line near the coast.
- "Place Name Detail: Douglas". New Zealand Geographic Placenames Database. Land Information New Zealand. Retrieved 7 April 2007.
- "$25,000 just for being called Douglas". The New Zealand Herald. 8 December 2009.
- Geoffrey B. Churchman and Tony Hurst, The Railways of New Zealand: A Journey Through History (Auckland: HarperCollins, 1991).