Main Page | See live article | Alphabetical index Herstal is a municipality located in the Belgian province of Liège. On January 1st, 2002 Herstal had a total population of 36,359 (17,267 males and 19,092 females). The total area is 23.19 km² which gives a population density of 1,567.87 inhabitants per km². This article is from Wikipedia. All text is available under the terms of the GNU Free Documentation License.