Bouillon: map, population and postcodes

About Bouillon

Bouillon is a municipality in the province of Luxembourg in Wallonia, Belgium. On 1 January 2026 it had 5,292 inhabitants on an area of 148.9 km², a population density of 36 inhabitants per km². That is lower than the average of 66 per km² in Luxembourg and lower than the Belgian average of 387 per km².

By population, Bouillon ranks 492nd of Belgium’s 565 municipalities and 25th of the 43 municipalities in Luxembourg. By area it ranks 20th in Belgium.

The official language is French.

Population of Bouillon since 2016

Population on 1 January, 2016–2026. The bars start above zero to make the change visible. Source: Statbel.

Between 1 January 2016 and 1 January 2026 the population of Bouillon fell by 116 inhabitants (−2.1%), from 5,408 to 5,292. In the last year it changed by −59. The highest figure in this period was in 2017.

For population growth since 2016, Bouillon ranks 543rd of 565. Over the same period the province of Luxembourg changed by +5.7% and Belgium by +5.3%.

Postcode	Places
6830
6831
6832
6833
6834
6836	In Dohan, on the left bank of the Semois river, the postal boundary does not follow the level 9 administrative boundary.
6838

Postcode

Places

In Dohan, on the left bank of the Semois river, the postal boundary does not follow the level 9 administrative boundary.

6838

Distances from Bouillon

To	km	miles
Arlon	53	33
Namur	74	46
Charleroi	83	51
Liège	99	61
Mons	107	66
Leuven	123	76
Hasselt	125	77
Brussels	129	80
Mechelen	143	89
Antwerp	169	105
Kortrijk	170	106
Ghent	171	106
Bruges	208	129
Ostend	218	136

miles

107

123

125