The ninth election to Hornchurch Urban District Council took place in March 1934. The election was for 12 of 20 seats on the council. They were the first set of elections for the expanded Hornchurch Urban District, that was extended on 1 April 1934 to take in Cranham, Rainham and Upminster.
The number of councillors for Hornchurch parish increased from 13 to 15. Councillors continued to serve their three year terms from previous elections. In 1934 the following seats were up for re-election:
These seats were last contested three years prior at the election in 1931. In Hornchurch parish, two additional seats were contested in 1934:
On 1 April 1934, Hornchurch Urban District expanded to take in a large area including Cranham, Rainham and Upminster. In the expanded urban district area all the 6 new seats were up for election:
The results were as follows: