How many CCTV cameras are there in London?
Around 2 million.
There are about 2 million closed-circuit television cameras, or CCTVs, in London. This is according to a January 5, 2010 news report published in the Telegraph U.K. The report further estimates that there are about 4 million CCTVs in the entire U.K. It is also estimated that 200 million pounds have been spent so far on CCTVs.