They were Finsbury, Greenwich, Lambeth, Marylebone, Southwark, Tower Hamlets and Westminster.

Soon after their creation it was proposed that they should be incorporated for local government purposes[2] and this was also a finding of the Royal Commission on the City of London, but this did not happen.

Their borough councils replaced vestry and district boards as the second tier of local government.

[3] With the creation of the boroughs, the opportunity was taken to correct a number of boundary anomalies.

All civil parishes in the County of London continued to exist, although their role was reduced to administration of the New Poor Law and they were amalgamated over time to become aligned with the boroughs.