the president of the Royal Automobile Club of Queensland, Thomas James Rothwell, who in 1921 proposed a memorial drive marked by an avenue of trees to Redcliffe via the upgraded main road known as Anzac Avenue). Rothwell died on 28 January 1928 and his involvement with the Avenue was honoured on Sunday 9 April 1933 with the unveiling of the Rothwell monument by the Queensland Governor, Sir Leslie Wilson. This stone obelisk was placed on a small triangular piece of land at the intersection of Anzac Memorial Avenue and the Deception Bay Road, later moving to nearby Rothwell Park () when a roundabout was built on the original site. Rothwell was officially named as a suburb by the Queensland Place Names Board on 1 July 1970. Grace Lutheran College opened on 31 January 1978 with 15 students under teacher Viv Kuhl at Grace Lutheran Primary School at Clontarf. In 1980 it moved to its present site in Rothwell. Mueller College was established on 30 January 1990 by the Mueller Community Church. In the , Rothwell recorded a population of 6,683 people, 52.8% female and 47.2% male. The median age of the Rothwell population was 36 years, 1 year below the national median of 37. 73.5% of people living in Rothwell were born in Australia. The other top responses for country of birth were New Zealand 5.8%, England 5.4%, South Africa 0.9%, Philippines 0.9%, Samoa 0.8%. 87.7% of people spoke only English at home; the next most common languages were 1.7% Samoan, 0.4% Afrikaans, 0.4% Hindi, 0.4% Vietnamese, 0.3% Dutch. In 2015, the Moreton Bay Regional Council began a $18.8 million project to create the Nathan Road Sports Ground () in Kippa-Ring to replace the AFL facility at flood-prone Rothwell Park. It is expected to be completed in 2020. In the , Rothwell had a population of 7,165 people. Heritage listings Rothwell has the following heritage-listed sites: Anzac Avenue (the road itself) Education Grace Lutheran College is a private secondary (7-12) school for boys and girls at Anzac Avenue & Mewes Road (). In 2017, the school had an enrolment of 1,361 students with 111 teachers (102 full-time equivalent) and 124 non-teaching staff (84 full-time equivalent). Mueller College is a private primary and secondary (Prep-12) school for boys and girls at 75 Morris Road (). In 2017, the school had an enrolment of 1,451 students with 122 teachers (112 full-time equivalent)