Chelmsford (/ˈtʃɛlmsfərd/) is a city in the City of Chelmsford district in the county of Essex, England. It is the county town of Essex and one of three cities in the county, along with Southend-on-Sea and Colchester. It is located 30 miles (50 kilometres) north-east of London at Charing Cross and 22 miles (35 kilometres) south-west of Colchester. The population of the urban area was 111,511 in the 2011 Census, while the wider district has 168,310. The demonym for a Chelmsford resident is "Chelmsfordian".