2004 Brentwood Borough Council election

Elections to Brentwood Borough Council were held on 10 June 2004. One third of the council was up for election, all seats last being elected in 2002 following boundary changes. The Conservative Party took control of the council.

After the election, the composition of the council was
 * Conservative 21
 * Liberal Democrat 13
 * Labour 3

Election result
The swing was 4.9% from the Liberal Democrats to the Conservatives.