|o Mayor||Stéphanie Thoron|
|o Governing party/ies||MR - cdH - Ecolo - SEL|
|o Total||46.80 km2 (18.07 sq mi)|
|o Density||410/km2 (1,100/sq mi)|
Jemeppe-sur-Sambre (French: [.m?p.sy?.sb?]) is a Walloon municipality located in the Belgian province of Namur. On 1 January 2006 the municipality had 17,990 inhabitants. The total area is 46.80 km², giving a population density of 384 inhabitants per km².
The Grotte de Spy is located in the municipality near the village of Spy. The medieval Balâtre Castle is in the village of Balâtre, and Mielmont Castle in Onoz.