Cathays and the resultant number of new workers flocking to Cardiff, in 1875 the then rural Cathays became a suburb of Cardiff. At that time, a few streets led off Woodville Road and Cathays Terrace. By 1900 the urbanisation of Cathays was virtually completed. Allensbank and Wedal farms survived briefly. In 1914 they became no more than local place names. Maindy Barracks was opened in 1871, and with United States Army troops temporarily stationed in transit in Cardiff during both World War I and World War II, the footpath between Gelligaer Street and New Zealand Road became known as " Road",
Fairwater, Cardiff and numerous playing fields. Fairwater is the historic name of one of the canons' stalls at nearby Llandaff Cathedral. Fairwater has two secondary schools. The larger of the two, with over a thousand pupils, is the Welsh-medium Ysgol Gyfun Gymraeg Plasmawr. The other is Cantonian High School, which has nearly 700 pupils. The building in which Plasmawr stands was originally opened in 1959 as Waterhall Secondary Modern School. Pupils at the school included Martyn Woodroffe an Olympic swimming Silver Medalist in 1968 Summer Olympics in Mexico. It is on the grounds of old Cantonian lower school, but in recent times