of the Clayfield population was 34 years of age, 3 years below the Australian median. 70.3% of people living in Clayfield were born in Australia, compared to the national average of 69.8%; the next most common countries of birth were New Zealand 3.7%, England 3.6%, India 2.5%, Philippines 0.8%, and China 0.8%. 81.9% of people spoke only English at home; the next most popular languages were 1% Italian, 1% Mandarin, 0.7% Punjabi, 0.7% Korean, and 0.7% Hindi. In the , Clayfield had a population of 10,555 people. Heritage listings Clayfield has a number of heritage-listed sites, including: 138 Adelaide Street East: Casa Mara 140 Adelaide Street East: Tresco 143 Adelaide Street East: Mardan 165 Adelaide Street East: Rangemoor Adjacent Alexandra Road: Railway footbridge 159 Alexandra Road: Francisca 12 Armagh Street: Tressylian 19 Batman Street: Cotswold 19 Bayview Terrace: Cranagh (Federation bungalow) 48 Bayview Terrace: Eagle Junction State School, Memorial gates, fence & trees 27 Bellevue Terrace: former Scots Presbyterian Manse 38 Bellevue Terrace: Old English Interwar house 5 Bonney Avenue: Bellevue Court 103 Bonney Avenue: St Marks Anglican Church 146 Bonney Avenue: Pagoda Villa 221 Bonney Avenue: former Congregational Church & Hall 36 Christian Street: Ben Nevis 19 Craven Street: Delcotta 56 Crombie Street: Moortangi 25 Enderley Road: Stanley Hall 40 Enderley Road: Ralahyne 57 Enderley Road: California bungalow 64 Enderley Road: Linstarfield 71 Enderley Road: Girrawheen 72 Enderley Road: Enderley Road Heritage Precinct 77 Enderley Road: California bungalow 83 Enderley Road: Breffney 24 Ford Street: Springfield 24 Franz Road: Warley 36 Franz Road: Ferguslea 30 Gregory Street: The Coverts 34 Gregory Street: Elveden 20 Jolly Street: Interwar Functionalist house 24 Jolly Street: Interwar Mediterranean house 30 Jolly Street: Interwar Queenslander house 276 Junction Road: former Shop & Residence 30 Liverpool Road: Waitara 3 London Road: Lyndhurst 8 London Road: Turrawan (Clayfield House) 21 Milne Street: Lalala 18 Norman Parade: Bunburra 22 Norman Parade: Federation Queenslander house 26 Norman Parade: Federation bungalow 51 Norman Parade: Federation Queenslander house 52 Oriel Road: St Agatha's Catholic Church 71 Oriel Road: World War I bungalow 94 Oriel Road: Kent Lodge 7 Queens Road: Scots Presbyterian Memorial Church 8 Reeve Street: Telephone exchange 26 Rees Avenue: Ben Nevis Lodge gates & fence Sandgate Road: Tram Shelter & Fig Trees 436 Sandgate Road: Hampton Court 462 Sandgate Road: Shop 464 Sandgate Road: Coraki Court 641 Sandgate Road: former Turrawan Private Hospital 707 Sandgate Road: former