Otwock is a city located in the Masovian Voivodeship in east-central Poland. It is situated on the right bank of the Vistula River, positioned below the mouth of the Świder River, and lies approximately 23 kilometres south-east of Warsaw. The city serves as part of the broader Warsaw metropolitan area.
As of 2024, Otwock has a population of 43,895 inhabitants. The city is notably characterized by its unique architectural style known as Świdermajer.