Echt-Susteren is situated in a Euregional area. In the west the municipality borders to Belgium and in the east to Germany. The narrowest is only 4.8 km wide. It is possible to walk from Germany to Belgium via Netherlands in under an hour. The area of Echt-Susteren is a green municipality also known as the green waist of Limburg.
Maria-Hoop is a small village in the neighbourhood of the hamlets Echterbosch and Putbroek and the village Koningsbosch. Originally named Diergaarde, the village's named was changed to Maria-Hoop in 1953, after the local church Moeder der H. Hoop.
The name of the village of Roosteren (population circa 1600, including Kokkelert and Oevereind) was derived from a combination of the Rode Beek (Red Brook) and the town of Suestra (Susteren) leading to the name Roosteren. The village has two 'castles', the Castle Ter Boch and the Castle Eyckholt and a number of Lord Manors. It is located in between the river Meuse (Maas) and the Juliana Canal (Julianakanaal) with a small part of the village separated from the main population centre by the canal: Oud Roosteren (Old Roosteren). The main church is located in Roosteren whereas the cemetery is located near the site of the former church in Old Roosteren.
Edith Stein (1891–1942) German Jewish philosopher who converted to Catholicism and became a nun. She is canonized as a martyr and saint of the Catholic Church. Lived in Echt
Emeri Johannes van Donzel (1925 in Nieuwstadt − 2017) historian of the Middle East, particularly Ethiopia