La Bastide-de-Lordat (; ) is a commune in the Ariège department in the Occitanie region of south-western France.
The inhabitants of the commune are known as Bastidiens or Bastidiennes.
La Bastide-de-Lordat is in the Pamiers urban area some 8 km east by north-east of Pamiers and 5 km north of Les Pujols. Access to the commune is by the D11 road from Pamiers which enters the west of the commune then turns north continuing to Belpech, changing to the D102 at the departmental border. Access to the village is by the D430 from Trémoulet in the north, by the D30 from Saint-Amadou in the south, and by the D6 from Lapenne in the east. The D30 continues past the village north-west to Montaut. The commune is almost entirely farmland with a few small patches of forest.
The Hers river forms the whole eastern border of the commune as it flows north to join the Ariege near Cintegabelle. The Estaut stream forms the whole western border of the commune as it flows north to join the Hers north-west of Belpech.
La Bastide-de-Lordat appears as la Baftide Garderenoud on the 1750 Cassini Map and as la Bastide on the 1790 version.
List of Successive Mayors
In 2017 the commune had 286 inhabitants.
The commune has a very large number of items that are registered as historical objects - mostly in the Church of Saint Etienne but with other objects in the Town Hall and the Cemetery.
The War Memorial (1927) is registered as an historical monument.
The commune has several religious buildings and sites that are registered as historical monuments: