Sarstedt () is a town in the district of Hildesheim, Lower Saxony, Germany. It has approximately 18,500 inhabitants. Sarstedt is situated 20 km south of Hanover and 10 km north of Hildesheim. Sarstedt station is on the Hanoverian Southern Railway and is served by the Hanover S-Bahn.
The GEO 600 gravitational wave detector is located nearby.
The former independent municipality Giften has been a part of Sarstedt since 1 March 1974.
Mayor
The mayor of Sarstedt is Heike Brennecke (SPD). She was elected in September 2014, and re-elected in 2021.
Neanderthals
In 2001, three skull fragments were reported to have been discovered by amateur fossil collectors Otrud and Karl-Werner Frangenberg from the locality. Of the fossils are the somewhat complete temporal Sarstedt I (Sst I), the occipital fragment Sarstedt II (Sst II), and the left parietal fragment Sarstedt III (Sst III). They were discovered on the surface of sand pits on the western end of the village; the first fossil was found on January 2, 1999, the second on November 8, 1997, and the final on October 30, 1999. Sst I was discovered in matrix aged anywhere from 115-58 ka, while Sst II is embedded in older matrix suggesting an older date.