Södertälje Centrum railway station

Södertälje ( SU(R)D-ər-TEL-yə, Swedish: [sœdɛˈʈɛ̂lːjɛ] (listen)) is a city in Södermanland and Stockholm County, Sweden and seat of Södertälje Municipality. As of 2017, it has 72,704 inhabitants. Södertälje is located at Mälarens confluence in to the Baltic Sea through the lock in the Södertälje Canal. Since year 2000, it is the largest city located entirely within the province of Södermanland.

The Södertälje Canal (Swedish: Södertälje kanal) is a canal connecting the lake Mälaren with the Baltic Sea, at the city of Södertälje. It is 5.2 km long, and it has one lock. The size of this lock is the largest in Scandinavia by allowed ship size. The lock is 135 m long and 17 m wide. The water level difference between Mälaren and the Baltic Sea is not large, on average 0.6 m (2 ft). This is the main shipping route into the lake Mälaren.

Tom Tits Experiment is a science centre located in the municipality of Södertälje in Stockholm County, Sweden – and the first permanent hands-on science centre in the Nordic countries. It started as a temporary exhibition in the Södertälje Art Hall in 1985. Two years later, a permanent exhibition was opened in its current premises, which were previously used for industrial purposes by the company Alfa Laval. The name Tom Tit comes from the French book Tom Tit – La Science Amusante by Arthur Good, which contains various experiments originally published in a French magazine under the pseudonym Tom Tit. Tom Tits Experiment comprises an area of 15,000 square metres and has exhibitions and experiments on the themes of technology, physics, mathematics, natural geography, biology, man and optical illusions. The indoor part occupies around 6,000 square metres, and the outdoor part 9,000 square metres. In total, the facility has about 500 experiments. In 2006 Tom Tits Experiment was awarded the Luigi Micheletti Award, a prestigious prize (under the auspices of the Council of Europe) for museums with a focus on contemporary history, science and the industrial and social cultural heritage of Europe.

Ekeby is a locality situated in Södertälje Municipality, Stockholm County, Sweden with 1,018 inhabitants in 2010.

Sandviken is a locality situated in Södertälje Municipality, Stockholm County, Sweden with 338 inhabitants in 2010.

Mölnbo (Swedish pronunciation: [ˈmœ̌lnbʊ]) is a locality situated in Södertälje Municipality, Stockholm County, Sweden with 1,052 inhabitants in 2010.

Södertälje Municipality (Södertälje kommun) is a municipality in Stockholm County in east central Sweden. Its seat is located in the city of Södertälje. It borders to Lake Mälaren in the north and the Baltic Sea in the south, and within the Stockholm County to Nykvarn Municipality and Salem Municipality and also border Södermanland County and its municipals Gnesta and Trosa. The municipality was created 1967–1971 through the amalgamation of the former City of Södertälje with large rural and suburban areas surrounding it. In 1999, it was split when a new entity, Nykvarn Municipality, was detached from Södertälje Municipality.

Marcus Wallenberg-hallen (The Marcus Wallenberg Hall) is a vehicle museum in Södertälje, in the Swedish province of Sörmland.

Täljehallen, is an indoor arena for basketball matches, in Södertälje, Sweden. It has a capacity of 2,100 spectators.

Saltskogsfjärden is a lake in Stockholm County, Södermanland, Sweden.

The Holmfast Inscriptions are two Viking Age memorial runic inscriptions and one image that are designated as Sö 311, Sö 312, and Sö 313 in the Rundata catalog. They are located in Södertälje, Stockholm County and the province of Södermanland, Sweden by the eponymous road Holmfastvägen.

Södertälje Hamn ("Harbour") (previously Södertälje södra) is a railway station along Sweden's Western Main Line (Västra stambanan) in Södertälje. Before Grödingebanan was constructed Södertälje hamn (then Södertälje södra) was the regional train station in Södertälje. Today it is only used by Stockholm commuter rail.