Most densely populated municipalities

The 20 municipalities in Walloon Region with the highest people per km², and the 20 with the lowest, out of 255 with a published figure.

	Municipality	Region	Postal code	People per km²
1	Liège	Walloon Region	4030	2,844.5 /km²
2	Seraing	Walloon Region	4101	1,818.6 /km²
3	Herstal	Walloon Region	4041	1,697.5 /km²
4	Verviers	Walloon Region	4801	1,669.1 /km²
5	Beyne-Heusay	Walloon Region	4610	1,641.9 /km²
6	Colfontaine	Walloon Region	7340	1,524.4 /km²
7	Mouscron	Walloon Region	7711	1,452.9 /km²
8	Waterloo	Walloon Region	1410	1,434.8 /km²
9	Châtelet	Walloon Region	6200	1,335.6 /km²
10	La Louvière	Walloon Region	7110	1,260.7 /km²
11	Ans	Walloon Region	4431	1,209.3 /km²
12	Fléron	Walloon Region	4623	1,202.3 /km²
13	Manage	Walloon Region	7170	1,174.9 /km²
14	Dison	Walloon Region	4821	1,099.6 /km²
15	Farciennes	Walloon Region	6240	1,082.5 /km²
16	Boussu	Walloon Region	7301	992.3 /km²
17	Ottignies-Louvain-la-Neuve	Walloon Region	1342	952.2 /km²
18	Saint-Nicolas	Walloon Region	4420	952.1 /km²
19	Morlanwelz	Walloon Region	7141	944.9 /km²
20	Frameries	Walloon Region	7080	843.1 /km²

Most sparsely populated municipalities

	Municipality	Region	Postal code	People per km²
1	Daverdisse	Walloon Region	6929	24.9 /km²
2	Sainte-Ode	Walloon Region	6681	26.1 /km²
3	Vresse-sur-Semois	Walloon Region	5550	26.1 /km²
4	Herbeumont	Walloon Region	6887	27.7 /km²
5	La Roche-en-Ardenne	Walloon Region	6983	28.4 /km²
6	Stoumont	Walloon Region	4987	28.6 /km²
7	Manhay	Walloon Region	6960	28.9 /km²
8	Gedinne	Walloon Region	5575	30.1 /km²
9	Bièvre	Walloon Region	5555	30.2 /km²
10	Fauvillers	Walloon Region	6637	30.4 /km²
11	Léglise	Walloon Region	6860	31.0 /km²
12	Tenneville	Walloon Region	6971	31.0 /km²
13	Gouvy	Walloon Region	6672	31.5 /km²
14	Houffalize	Walloon Region	6662	31.5 /km²
15	Doische	Walloon Region	5680	35.1 /km²
16	Burg-Reuland	Walloon Region	4791	36.3 /km²
17	Bullange	Walloon Region	4761	36.4 /km²
18	Libin	Walloon Region	6890	37.0 /km²
19	Trois-Ponts	Walloon Region	4983	37.3 /km²
20	Rendeux	Walloon Region	6987	37.5 /km²

Most densely populated municipalities — All of Belgium

One row per municipalities. The figures are published by municipality, so every postal code inside one shares them; the postal code shown is one of that municipality's.