| Islington St Mary | |
|---|---|
 | |
 Islington within the County of London | |
| Population | |
| • 1961 | 235,632 |
| History | |
| • Origin | Ancient parish |
| • Abolished | 1965 |
| • Succeeded by | London Borough of Islington |
| Status | Civil parish (until 1965) Metropolitan borough (1900–1965) |
| Government | Vestry of the Parish of Islington (until 1900) Islington Borough Council (1900–1965) |
| • HQ | Town Hall, Upper Street (1923–1965) |
| • Motto | Deus Per Omnia (God pervades all things) |
 Coat of arms of the borough council | |
 Map of borough boundary | |
Islington was a civil parish and metropolitan borough in London, England. It was an ancient parish within the county of Middlesex, and formed part of The Metropolis from 1855. The parish was transferred to the County of London in 1889 and became a metropolitan borough in 1900. It was amalgamated with the Metropolitan Borough of Finsbury to form the London Borough of Islington in Greater London in 1965.