| Saint-Nicolas | |
| Map: | Saint-Nicolas Liège Belgium Map.svg |
| Map-Legend: | Location of Saint-Nicolas in Liège province |
| Arrondissement: | Liège |
| Nis: | 62093 |
| Mayor: | Valérie Maes |
| Majority: | PS |
| Postal-Codes: | 4420 |
| Telephone-Area: | 04 |
| Web: | www.saint-nicolas.be |
| Coordinates: | 50.6333°N 37°W |
Saint-Nicolas (in French pronounced as /sɛ̃ nikɔla/; Walloon: Sint-Nicolai-dlé-Lidje) is a municipality of Wallonia located ine the province of Liège, Belgium.
It is effectively a part of the greater Liège conurbation stretching west from Liège city centre towards Liège Airport. As of January 1, 2006 Saint-Nicolas had a total population of 22,666. The total area is 6.84 km2 which gives a population density of 3,313 inhabitants per km2. It has the highest population density of any Belgian municipality outside the Brussels-Capital Region.
Since 1977 the municipality consists of the following districts: Montegnée, Saint-Nicolas, and Tilleur.
Well known natives include