Lenzburg Stadt railway station () was a railway station in Lenzburg in the Swiss canton of Aargau. It was located at the station square () in '.
The station was opened in 1895 by Schweizerische Seethalbahn Aktiengesellschaft, on the Seetal line to Wildegg. The station building by had a small restaurant. By 1910, the line was electrified. The station (and line) were nationalized by Swiss Federal Railways in 1922. The present-day Malagarain street is built on some of the right of way.
Trains from Lenzburg Stadt to had to reverse at "Lenzburg Spitzkehre". Towards Wildegg, the line passed through a small, now pedestrian, tunnel in the railway embankment.
With the opening of the Heitersberg railway line in 1975, service from Lenzburg station further improved and Lenzburg Stadt was less used. Passenger service ended on 2 June 1984 and installations were gradually dismantled. The station building was destroyed in 2003. Cargo traffic continued to spring 2005 for ', a Fenaco subsidiary, who opposed the closure of the line.
After the tracks were removed, a covered bypass road (Kerntangente) was built on the land. The (former) building remained in the canton's building inventory until 2017. A house across the tracks of the former station still exists in 2021.