Nienburg is a district (Landkreis) in Lower Saxony, Germany. It is bounded by the districts of Diepholz, Verden, Heidekreis, Hanover and Schaumburg, and by the state of North Rhine-Westphalia.
- Country
- Germany
- Inception
- April 1, 1885
- Website
- https://www.lk-nienburg.de/