Upminster shift from farming to garden suburb. As part of the suburban growth of London in the 20th century, Upminster significantly expanded and increased in population, becoming part of Hornchurch Urban District in 1934, and has formed part of Greater London since 1965. The placename Upminster is first recorded in 1062 as "Upmynstre" and is recorded in the 1086 Domesday Book as "Upmunstra". It is formed from Old English "upp" and "mynster", meaning the large church on high ground. The high ground of St Laurence's parish church being in relation to the valley of the River Ingrebourne and the Upminster Bridge
Romford–Upminster line saw an end to years of speculation about its future. There is only one intermediate station, at Emerson Park. At the connection west of the station to the main line was severed in 1968. The branch has just one signal, on approach to Romford. There were plans to link the line from platform six at Upminster to the reception tracks of the London Underground depot there. This would have allowed the transfer of London Underground D78 Stock units onto the main line to be hauled away by diesel locomotive for refurbishment at the Ilford depot. These plans were scrapped when