|• Mayor||Guntis Libeks|
|• Total||685 km2 (264 sq mi)|
|• Density||9.6/km2 (25/sq mi)|
Jaunjelgava Municipality (Latvian: Jaunjelgavas novads) is a municipality in Selonia, Latvia. The municipality was formed in 2009 by merging Sece parish, Sērene parish, Staburags parish, Sunākste parish and Jaunjelgava town with its countryside territory, with the administrative centre being Jaunjelgava. In 2010 Jaunjelgava parish was created from the countryside territory of Jaunjelgava town.