Märkisch-Oderland is a Kreis (district) in the eastern part of Brandenburg, Germany. Area 2128 km², population 179,000 (1997). The district's capital is Seelow[?].
The district extends from the outskirts of Berlin in the west to the Odra (Oder) river and the Polish border in the east. It includes a swampy area along the Oder known as the Oderbruch, about 60 km in length and 17 km in width. The Oderbruch was partially drained and populated in the 18th century. The rest of the district is mainly agricultural land.
Towns in the district: Seelow[?], Bad Freienwalde[?], Strausberg[?], Müncheberg[?], Wriezen[?], Buckow[?], Altlandsberg[?], Lebus[?].