The commune is situated in the Gers but close to the borders with Lot-et-Garonne and Landes. It is built on a promontory on the right bank of the river Auzoue.
Montréal and its surrounding communes
Population
Historical population
Year
Pop.
±%
1962
1,893
—
1968
1,714
−9.5%
1975
1,493
−12.9%
1982
1,326
−11.2%
1990
1,221
−7.9%
1999
1,238
+1.4%
2008
1,269
+2.5%
The inhabitants are called Montréalais.
Sights
In the neighbourhood are numerous old castles, medieval walled villages, small towns built around castles and many "sacred" places because the Via Podiensis and the Way of St. James of Compostela which pass through Montréal.
The paleontological site discovered in 1987 near Béon hamlet (on the D113 road toward Gondrin, south-east of the village), of international interest - 4 previously unknown species have been discovered there, and a skull from a Palaeomeryx among many other animal parts.