Bourg-Saint-Pierre (French pronunciation: [buʁ sɛ̃ pjɛʁ]; Arpitan: Lo Bôrg) is a municipality in the district of Entremont in the canton of Valais in Switzerland.

Bourg-Saint-Pierre is the highest inhabited locality of the valley and the last village when ascending the Great Saint Bernard Pass.

A 1799 map of the Helvetic Republic shows the town as "Saint Petersburg".

Bourg-Saint-Pierre has an area, as of 2011[update], of 90.2 square kilometers (34.8 sq mi).

It consists of the village of Bourg-Saint-Pierre and the Hospice du Grand Saint-Bernard in the Great St Bernard Pass.

The blazon of the municipal coat of arms is Azure, two Keys Or in saltire.

[4] Most of the population (as of 2000[update]) speaks French (195 or 92.0%) as their first language, Italian is the second most common (6 or 2.8%) and Portuguese is the third (6 or 2.8%).

[4] The Catholic church of St-Pierre with its romanesque tower and the Hospice with its outbuildings are listed as Swiss heritage site of national significance.

[11] The entire city of Bourg-Saint-Pierre and the Grand-Saint-Bernard area are part of the Inventory of Swiss Heritage Sites.

[4] There were 93 residents of the municipality who were employed in some capacity, of which women made up 43.0% of the workforce.

In the tertiary sector; 4 or 3.4% were in wholesale or retail sales or the repair of motor vehicles, 46 or 39.0% were in the movement and storage of goods, 54 or 45.8% were in a hotel or restaurant.

[4] From the 2000 census[update], 181 or 85.4% were Roman Catholic, while 9 or 4.2% belonged to the Swiss Reformed Church.