Saint-Prex

Town Canton of Vaud · District: Morges · 5'922 inhabitants (31.12.2025)

Origin of the name Saint-Prex

The name recalls Saint Protasius, bishop of Lausanne attested around 652, who is said to have been buried at Saint-Prex in the mid-7th century. The place is mentioned in 885 in the Latin form «Sanctus Prothasius»; «Prex» is the local evolved form of Protais.

Founding of Saint-Prex

The site has been occupied since Roman times: Roman funerary structures have been found beneath the church, and a Merovingian cemetery of the 5th-6th centuries at Le Vieux Moulin. The village grew up around the tomb of Saint Protasius. In 1234 the cathedral chapter of Lausanne, lord of the place, had the village moved to the lakeshore and fortified, with a castle and a harbour: the birth of the present town.

History of Saint-Prex

Roman period. Roman funerary structures beneath the church.

5th-6th century. Merovingian cemetery at Le Vieux Moulin.

mid-7th century. Saint Protasius, bishop of Lausanne, is said to be buried at Saint-Prex.

885. First mention, as «Sanctus Prothasius».

1234. The chapter of Lausanne moves the village to the lakeshore and fortifies it, with a castle and a harbour.

1536. Bernese conquest; Saint-Prex is attached to the bailiwick of Morges and the Reformed parish of Etoy.

1764. The town has 295 inhabitants.

1850. The town has 528 inhabitants.

1911. Henri Cornaz founds the Saint-Prex glassworks.

1966. The glassworks joins the Vetropack group.

2000. The municipality has 4'210 inhabitants.

Population of Saint-Prex

Population of Saint-Prex
1764295
1800162
1850528
1900882
19201'364
19501'507
20004'210
20105'139
20255'922

Historic sites in Saint-Prex

Fortified town. The town laid out in 1234 by the chapter of Lausanne on the lakeshore retains its plan and part of its fortifications.

Church. The church stands over Roman funerary structures and on the site associated with the tomb of Saint Protasius.

Glassworks. Founded in 1911 by Henri Cornaz, it shaped the town's industrial history.

Remains in Saint-Prex

Merovingian cemetery of Le Vieux Moulin. Necropolis of the 5th-6th centuries.

Roman funerary structures. Discovered beneath the church.

Sources

Other villages near Saint-Prex

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