8th September 2011 by-election
By-election turnout was 22.4% and the Conservative majority was 35% - a fall from 53% in 2009.
Conservatives took 1,820 (59%) of the votes, UKIP 736 (24%), Labour 273 (9%), Lib Dem 160 (5%), Green 80 (3%).
The Conservatives have held on to the Essex County Council seat held by the former leader Lord Hanningfield who was jailed for expenses fraud.
Ian Grundy took the Stock ward seat but with a reduced majority and the UK Independence Party came second, beating both Labour and the Liberal Democrats.