Main Page | See live article | Alphabetical index Silly is a municipality located in the Belgian province of Hainaut. On January 1st, 2002 Silly had a total population of 7,711 (3,828 males and 3,883 females). The total area is 68.75 km² which gives a population density of 112.16 inhabitants per km². This article is from Wikipedia. All text is available under the terms of the GNU Free Documentation License.