Entroncamento is a municipality located in the district of Santarém within the Médio Tejo Subregion of Portugal's Centro Region. Situated in the Ribatejo region, it covers an area of 13.73 km2 and had a recorded population of 20,206 as of 2011.
The city is characterized by its geo-strategic position along the Tagus Valley. Its historical growth and expansion have been primarily driven by significant accessibility to major railway lines and motorways in the area.