In May 1910, substantial remains of a Roman boat were uncovered on the foreshore. You can find it stored at the Museum of London.

The total cost of acquiring the County Hall site was £617,032.

Architect , Ralph Knott was in fact an employee of Aston Webb, one of the competition assessors. His partner, E.Stone Collins, worked for the London County Council, which may have influenced the judge's decision.

Work ceased on the building of County Hall during World War 1, under the Defense of the Realm Act.

To mark the end of the war , fireworks were launched from the roof of County Hall, provided by the Ministry of Munitions!

The Education Library was designed to hold between 70 and 80,000 volumes and was completed in 1933.

The North Block steelwork construction in the 1950's was held up when all ten construction firms tendered the identical sum of £50,238 19s.3d, only to be referred to the Monopolies Commission.

The cost of building the "Island Block" in 1974 was £3,623,647

Among the productions for which County Hall was used as a location are the feature films Buster, Golden Eye and Scandal.

In all, 51 Architects submitted designs of how County Hall should be built.

It was suggested that an "aviation landing strip" should be placed on the roof of County Hall, but as aviation at the time was an unknown quantity, plans were rejected.

In order to bring the embankment wall in line with St Thomas's Hospital, the foreshore land had to be reclaimed at a cost of £10,000