Lemsahl-Mellingstedt (German pronunciationⓘ) is a quarter of Hamburg, Germany, in the borough Wandsbek.

Lemsahl-Mellingstedt borders the quarters Duvenstedt, Wohldorf-Ohlstedt, Bergstedt, Poppenbüttel and Sasel.

Lemsahl-Mellingstedt is located at the Alster river.

These are the results of Lemsahl-Mellingstedt in the Hamburg state election in 2015: Lemsahl-Mellingstedt belongs to the electoral district of Alstertal-Walddörfer.

Lemsahl-Mellingstedt has no S-Bahn or U-Bahn station, but two bus lines to the S-Bahn station Poppenbüttel