Thorpe Bay is an affluent area within the Borough of Southend-on-Sea in Essex, England, located on the Thames Estuary.
Thorpe Bay is situated within the Thorpe ward of Southend-on-Sea. It is around 4 miles to the east of Southend. Originally the area was called Thorpe, but it was renamed Thorpe Bay, after the railway station. The station had been given the name to indicate that it was a seaside settlement. The majority of Thorpe Bay consists of residential properties, mainly built in the 1920, arranged in a grid pattern.