Lilla Edet is a locality and the seat of Lilla Edet Municipality in Västra Götaland County, Sweden. It had 4,862 inhabitants in 2010.
The town Lilla Edet is situated on the eastern side of the Göta älv, a main river on the west coast of Sweden. It became known as a halt there. The area was known locally as Lilla Edet in comparison to Stora Edet, situated north of Lilla Edet and today known as Trollhättan. However, for a long time the official name of Lilla Edet was Bergaström.
Lock system 
A canal lock system was built at Lilla Edet as early as 1607, becoming the first of its kind in Sweden.
The following sports clubs are located in Lilla Edet: