Cathays Lord Windsor) on 12 November 1766, he inherited great further lands including in Cathays to the north of his existing estate which he had partially had developed. He then bought other properties and farms, to the north and east, including what became Cathays Park. There he built Cathays House at a cost of £40,000 and at further cost landscaped Cathays Park. After his son took over the title he preferred to live in Cardiff Castle so demolished the house in 1815, and turned Cathays Park into purely enclosed parkland used for grazing. Following the 2nd Marquis' development of Cardiff Docks,
Cathays under the Freedom of Information Act show that over 70% of the houses in Cathays are now HMOs. The buy-to-let market has deterred young couples, families and first time buyers from setting up home in the area. Cathays High School is an 11-18 mixed comprehensive school that started as a boys Grammar school in 1903 and became a comprehensive high school in 1973. Despite the urbanisation of Cathays there is extensive parkland around the civic centre, including Gorsedd Gardens, Queen Alexandra Gardens, Bute Park and Blackweir. The area is served by Cathays railway station in the east of the area