Rank
|
Population
|
City
|
1
|
200,000
|
Charleroi
|
2
|
183,000
|
Liège
|
3
|
106,000
|
Namur
|
4
|
91,000
|
Mons
|
5
|
77,000
|
La Louvière
|
6
|
68,000
|
Tournai
|
7
|
61,000
|
Seraing
|
8
|
53,000
|
Verviers
|
9
|
52,000
|
Mouscron
|
10
|
38,000
|
Braine-l'Alleud
|
|
Rank
|
Population
|
City
|
11
|
37,000
|
Herstal
|
12
|
35,000
|
Châtelet
|
13
|
32,000
|
Wavre
|
14
|
32,000
|
Binche
|
15
|
30,000
|
Waterloo
|
16
|
30,000
|
Louvain-la-Neuve
|
17
|
29,000
|
Courcelles
|
18
|
27,000
|
Ans
|
19
|
27,000
|
Ath
|
20
|
26,000
|
Arlon
|
|