Heemsen is a Samtgemeinde ("collective municipality") in the district of Nienburg, in Lower Saxony, Germany.
Its seat is in the village Rohrsen.
The Samtgemeinde Heemsen consists of the following municipalities: This Nienburg district location article is a stub.
You can help Wikipedia by expanding it.52°42′00″N 9°16′01″E / 52.700°N 9.267°E / 52.700; 9.267