Electorate: 78,662
Pam Cox is the MP for Colchester. Check out Pam Cox's Record on Climate.
What Might Happen at the Next General Election?
Based on the latest opinion polls, VoteClimate estimates that if a general election happened today, the result in Colchester would be as follows.
Based on predicted vote shares (GB): Labour: 25.4% | Reform: 23.3% | Conservative: 19.9% | Green: 11.7% | Liberal Democrat: 10.4%
[Last updated: September 2026]
For our full forecast of the next general election, please see our Electoral Analysis.