Maria-Gamla Stan is a borough in central Stockholm, named after the Maria (actually Maria Magdalena) parish and the Stockholm Old Town in the borough.

When boroughs were introduced as an administrative division in Stockholm in 1996, Maria-Gamla Stan was smaller than it is today. After being merged with the former borough of Hornstull in 1999, it now comprises the whole western half of Södermalm and the island districts of Gamla Stan, Långholmen , Reimersholme and Riddarholmen. The islands of Årsta holmar in Årsta is also organized in Maria-Gamla stan. The population as of 2004 is 64,150 on an area of 4.62 km&sup2, which gives a density of 13,885.28/km².