Just been announced by the BBC (we didn't have anybody there):
Val Shawcross (Labour) 83,239 52.8%
Michael Mitchell (Conservative) 30,537 19.4%
Rob Blackie (Liberal Democrats)18,359 11.6%
Jonathan Bartley (Green Party) 18,144 11.5%
James Fluss (UKIP/Fresh Choice for London) 4,395 2.8%
Daniel Lambert (The Socialist Party) 2,938 1.9%
Both the number of votes and the share went up from last time in 2008 (from 1588 and 1.0%).
Later, when the mayor and London-wide counts are done, there'll be a breakdown of how people in Lambeth & Southwark and in Merton & Wandsworth (and the other constituencies) voted for the the mayor and the lists. Later still, we'll get a breakdown by borough and local council wards.