Province · Wallonia
Luxembourg
Dutch Luxemburg · French Luxembourg
About Luxembourg
Luxembourg is one of the five provinces of Wallonia, with 296,370 inhabitants on 4,460 km² on 1 January 2026, or 2.5% of Belgium’s population. Its capital is Arlon. The population density of 66 inhabitants per km² is lower than the Belgian average of 387.
The largest municipality is Arlon with 31,440 inhabitants; the smallest by population is Daverdisse with 1,397.
Population of Luxembourg since 2016
Between 1 January 2016 and 1 January 2026 the population of Luxembourg grew by 16,043 inhabitants (+5.7%), from 280,327 to 296,370. In the last year it changed by +362.
Belgium as a whole changed by +5.3% over the same period. The fastest-growing municipality in Luxembourg was Martelange (+21.2%).
All municipalities in Luxembourg
| Municipality | Province | Population | Area km² | Per km² |
|---|---|---|---|---|
| Arlon | Luxembourg | 31,440 | 118.9 | 264 |
| Bastogne | Luxembourg | 21,010 | 264.8 | 79 |
| Marche-en-Famenne | Luxembourg | 18,007 | 122.4 | 147 |
| Aubange | Luxembourg | 17,845 | 46.0 | 388 |
| Libramont-Chevigny | Luxembourg | 12,065 | 179.0 | 67 |
| Virton | Luxembourg | 11,456 | 95.7 | 120 |
| Durbuy | Luxembourg | 11,364 | 157.0 | 72 |
| Bertrix | Luxembourg | 9,110 | 138.5 | 66 |
| Habay | Luxembourg | 8,719 | 103.3 | 84 |
| Messancy | Luxembourg | 8,637 | 52.7 | 164 |
| Neufchâteau | Luxembourg | 8,388 | 114.5 | 73 |
| Vielsalm | Luxembourg | 7,888 | 140.8 | 56 |
| Vaux-sur-Sûre | Luxembourg | 6,384 | 135.7 | 47 |
| Étalle | Luxembourg | 6,040 | 79.3 | 76 |
| Léglise | Luxembourg | 5,903 | 173.9 | 34 |
| Attert | Luxembourg | 5,824 | 71.2 | 82 |
| Saint-Hubert | Luxembourg | 5,741 | 112.0 | 51 |
| Nassogne | Luxembourg | 5,714 | 113.0 | 51 |
| Hotton | Luxembourg | 5,699 | 56.7 | 100 |
| Florenville | Luxembourg | 5,681 | 148.7 | 38 |
| Paliseul | Luxembourg | 5,577 | 111.1 | 50 |
| Gouvy | Luxembourg | 5,423 | 165.4 | 33 |
| Libin | Luxembourg | 5,391 | 140.7 | 38 |
| Houffalize | Luxembourg | 5,385 | 167.3 | 32 |
| Bouillon | Luxembourg | 5,292 | 148.9 | 36 |
| Chiny | Luxembourg | 5,222 | 114.1 | 46 |
| Musson | Luxembourg | 4,715 | 35.3 | 134 |
| Tintigny | Luxembourg | 4,635 | 81.7 | 57 |
| La Roche-en-Ardenne | Luxembourg | 4,055 | 148.5 | 27 |
| Saint-Léger | Luxembourg | 3,806 | 36.3 | 105 |
| Manhay | Luxembourg | 3,778 | 120.5 | 31 |
| Érezée | Luxembourg | 3,368 | 78.9 | 43 |
| Wellin | Luxembourg | 3,241 | 67.8 | 48 |
| Tenneville | Luxembourg | 2,872 | 92.0 | 31 |
| Meix-devant-Virton | Luxembourg | 2,824 | 55.2 | 51 |
| Rendeux | Luxembourg | 2,743 | 69.4 | 40 |
| Sainte-Ode | Luxembourg | 2,706 | 97.9 | 28 |
| Fauvillers | Luxembourg | 2,536 | 74.9 | 34 |
| Tellin | Luxembourg | 2,519 | 57.0 | 44 |
| Martelange | Luxembourg | 2,142 | 30.0 | 71 |
| Rouvroy | Luxembourg | 2,097 | 28.2 | 74 |
| Herbeumont | Luxembourg | 1,731 | 58.4 | 30 |
| Daverdisse | Luxembourg | 1,397 | 56.9 | 25 |