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
London Underground Standard Stock and were later reclassified to become Classes 485 and 486. Apart from those cut up following accidents at Ryde depot, and other early withdrawals, most of these units were withdrawn between 1988 and 1991, when they were replaced by London Underground 1938 Stock. In October 1990, five cars were returned to London Transport, to form a Heritage Train. They worked under their own power between Fratton and Wimbledon, and were displayed at an open day at Morden Depot, celebrating 100 years of the Northern line. Standard Stock is used to describe six experimental cars built by five manufacturers in 1923,