Ans (; ) is a municipality and city of Wallonia located in the province of Liège, Belgium.
On January 1, 2006, Ans had a total population of 27,322. The total area is 23.35 km<sup>2</sup> which gives a population density of 1,170 inhabitants per km<sup>2</sup>. Its postal code is 4430.
Ans is the finish location of the road bicycle race LiègeâÂÂBastogneâÂÂLiège, the oldest of the classic cycle races, held every April.
Ans is bounded by Liège, Seraing, Herstal, Saint-Nicolas and Flémalle, forming the agglomeration of Liège with 600,000 people.
The municipality consists of the following districts:
Since 1999, Ans has been twinned with the Pays d'Ans association in Périgord. This association contains six municipalities linked to the historical lordship of Ans: Badefols-d'Ans, La Boissière-d'Ans, Chourgnac dâÂÂAns, Granges-d'Ans, Sainte-Eulalie-d'Ans and Saint-Pantaly-d'Ans.