Bristol (/ˈbrɪstəl/) is a city and county in South West England with a population of 463,400. The wider district has the 10th-largest population in England. The urban area population of 724,000 is the 8th-largest in the UK. The city borders North Somerset and South Gloucestershire, with the cities of Bath and Gloucester to the south-east and north-east, respectively. South Wales lies across the Severn estuary.