Municipality · Province of Hainaut · Wallonia

Saint-Ghislain

About Saint-Ghislain

Saint-Ghislain is a municipality in the province of Hainaut in Wallonia, Belgium. On 1 January 2026 it had 23,969 inhabitants on an area of 70.6 km², a population density of 339 inhabitants per km². That is close to the average of 359 per km² in Hainaut and close to the Belgian average of 387 per km².

By population, Saint-Ghislain ranks 130th of Belgium’s 565 municipalities and 12th of the 69 municipalities in Hainaut. By area it ranks 149th in Belgium.

The official language is French.

Population of Saint-Ghislain 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 Saint-Ghislain grew by 884 inhabitants (+3.8%), from 23,085 to 23,969. In the last year it changed by +213.

For population growth since 2016, Saint-Ghislain ranks 340th of 565. Over the same period the province of Hainaut changed by +2.3% and Belgium by +5.3%.

Neighbouring municipalities

Saint-Ghislain borders 8 municipalities:

Postcodes in Saint-Ghislain

Postcode	Places
7330	Saint-Ghislain
7331	Baudour
7332	Neufmaison, Sirault
7333	Tertre
7334	Hautrage, Villerot

Distances from Saint-Ghislain

To	km	miles
Mons	13	8
Charleroi	45	28
Kortrijk	51	32
Brussels	59	37
Ghent	66	41
Mechelen	76	47
Namur	76	47
Leuven	77	48
Bruges	94	59
Antwerp	95	59
Ostend	101	63
Hasselt	118	73
Liège	127	79
Arlon	168	105

Straight line between the centres of the municipalities. By road it is usually 20–40% further. Calculate another distance →

Nearby municipalities

More about Saint-Ghislain: Wikipedia.