 In September 2010, the Northern Territory Government announced that new Darwin’s prison precinct, Doug Owston Correctional Centre, will be built in Holtze about four kilometres north of Howard Springs Road.In July 2012, a road in Holtze was registered and named after prison officer, Reginald Anthony Willard (1943–1997), who worked at the correctional centre.In the 2016 Census, there were 1,810 people in Holtze.