It is a part of the municipality of Eijsden-Margraten, and lies about 5 km east of Maastricht.

The northern side of the road fell under Maastricht as Keer while the southern side fell under Dalhem as Cadier.

In 1904, it became a monastery of the French fraternity of Saint Blaise.

Cadier en Keer was a separate municipality between 1828 and 1982, when it was merged with Margraten.

[6] Cadier was home to 215 people in 1840 and Keer had 335 inhabitants.