Occitanie
Châteaux recorded in Occitanie, from the public heritage registers.
- XIII
Château de Mas-d’Auvignon
Mas-d’Auvignon · Gers — France — XIII
Château de Mas-d'Auvignon is a château at Mas-d'Auvignon, Gers, in the Occitanie region of France. The recorded building campaign dates from the 13th century. It is protected as a monument historique at the second level (inscrit). Details are drawn from the Base Mérimée of the French Ministry of Culture.

Château de Masclat
Masclat · Lot — France — XIII–XVIII
Château de Masclat is a château at Masclat, Lot, in the Occitanie region of France. The recorded building campaigns date from the 13th, 14th and 18th centuries. It is protected as a monument historique at the second level (inscrit). Details are drawn from the Base Mérimée of the French Ministry of Culture.

Château de Massaguel
Massaguel · Tarn — France — XIII–XVIII
Château de Massaguel is a château at Massaguel, Tarn, in the Occitanie region of France. The recorded building campaigns date from the 13th, 16th, 17th and 18th centuries. It is protected as a monument historique at the second level (inscrit). Details are drawn from the Base Mérimée of the French Ministry of Culture.

Château de Masse
Espalion · Aveyron — France — XV
Château de Masse is a château at Espalion, Aveyron, in the Occitanie region of France. The recorded building campaign dates from the 15th century. It is protected as a monument historique at the second level (inscrit). Details are drawn from the Base Mérimée of the French Ministry of Culture.
- XIV–XVII
Château de Massuguiès
Le Masnau-Massuguiès · Tarn — France — XIV–XVII
Château de Massuguiès is a château at Le Masnau-Massuguiès, Tarn, in the Occitanie region of France. The recorded building campaigns date from the 14th and 17th centuries. It is protected as a monument historique at the higher of the two levels (classé). Details are drawn from the Base Mérimée of the French Ministry of Culture.
- XVIII–XIX
Château de Maubourguet
Maubourguet · Hautes-Pyrénées — France — XVIII–XIX
Château de Maubourguet is a château at Maubourguet, Hautes-Pyrénées, in the Occitanie region of France. The recorded building campaigns date from the 18th and 19th centuries. It is protected as a monument historique at the second level (inscrit). Details are drawn from the Base Mérimée of the French Ministry of Culture.
Château de Maureilhan
Maureilhan · Hérault — France — XIV–XVII
Château de Maureilhan is a château at Maureilhan, Hérault, in the Occitanie region of France. The recorded building campaigns date from the 14th, 16th and 17th centuries. It is protected as a monument historique at the second level (inscrit). Details are drawn from the Base Mérimée of the French Ministry of Culture.
- XVII–XIX
Château de Mauremont
Mauremont · Haute-Garonne — France — XVII–XIX
Château de Mauremont is a château at Mauremont, Haute-Garonne, in the Occitanie region of France. The recorded building campaigns date from the 17th, 18th and 19th centuries. It is protected as a monument historique at the second level (inscrit). Details are drawn from the Base Mérimée of the French Ministry of Culture.
Château de Mauriac
Senouillac · Tarn — France — XIV–XV
Château de Mauriac is a château at Senouillac, Tarn, in the Occitanie region of France. The recorded building campaigns date from the 14th and 15th centuries. It is protected as a monument historique at the second level (inscrit). Details are drawn from the Base Mérimée of the French Ministry of Culture.
Château de Mauvaisin
Mauvaisin · Haute-Garonne — France — XVIII
Château de Mauvaisin is a château at Mauvaisin, Haute-Garonne, in the Occitanie region of France. The recorded building campaign dates from the 18th century. It is protected as a monument historique at the second level (inscrit). Details are drawn from the Base Mérimée of the French Ministry of Culture.

Château de Mayrac
Mayrac · Lot — France — XV
Château de Mayrac is a château at Mayrac, Lot, in the Occitanie region of France. The recorded building campaign dates from the 15th century. It is protected as a monument historique at the second level (inscrit). Details are drawn from the Base Mérimée of the French Ministry of Culture.

Château de Mazères
Barran · Gers — France — XV–XVIII
Château de Mazères is a château at Barran, Gers, in the Occitanie region of France. The recorded building campaigns date from the 15th, 16th, 17th and 18th centuries. It is protected as a monument historique at the higher of the two levels (classé). Details are drawn from the Base Mérimée of the French Ministry of Culture.
Château de Mercuès
Mercuès · Lot — France — XV–XVIII
Château de Mercuès is a château at Mercuès, Lot, in the Occitanie region of France. The recorded building campaigns date from the 15th, 17th and 18th centuries. It is protected as a monument historique at the second level (inscrit). Details are drawn from the Base Mérimée of the French Ministry of Culture.

Château de Mérens
Mérens · Gers — France — XIII–XVII
Château de Mérens is a château at Mérens, Gers, in the Occitanie region of France. The recorded building campaigns date from the 13th, 14th and 17th centuries. It is protected as a monument historique at the second level (inscrit). Details are drawn from the Base Mérimée of the French Ministry of Culture.

Château de Merville
Merville · Haute-Garonne — France — XVIII
Château de Merville is a château at Merville, Haute-Garonne, in the Occitanie region of France. The recorded building campaign dates from the 18th century. It is protected as a monument historique at the higher of the two levels (classé). Details are drawn from the Base Mérimée of the French Ministry of Culture.
Château de Meyragues
Castelnau-de-Montmiral · Tarn — France — XVI–XVII
Château de Meyragues is a château at Castelnau-de-Montmiral, Tarn, in the Occitanie region of France. The recorded building campaigns date from the 16th and 17th centuries. It is protected as a monument historique at the second level (inscrit). Details are drawn from the Base Mérimée of the French Ministry of Culture.

Château de Mézens
Mézens · Tarn — France — XVII–XIX
Château de Mézens is a château at Mézens, Tarn, in the Occitanie region of France. The recorded building campaigns date from the 17th, 18th and 19th centuries. It is protected as a monument historique at the second level (inscrit). Details are drawn from the Base Mérimée of the French Ministry of Culture.
Château de Mézerville
Mézerville · Aude — France — XV–XVII
Château de Mézerville is a château at Mézerville, Aude, in the Occitanie region of France. The recorded building campaigns date from the 15th, 16th and 17th centuries. It is protected as a monument historique at the second level (inscrit). Details are drawn from the Base Mérimée of the French Ministry of Culture.
- XVII–XVIII
Château de Mirabel-Laval
Lavaur · Tarn — France — XVII–XVIII
Château de Mirabel-Laval is a château at Lavaur, Tarn, in the Occitanie region of France. The recorded building campaigns date from the 17th and 18th centuries. It is protected as a monument historique at the second level (inscrit). Details are drawn from the Base Mérimée of the French Ministry of Culture.
Château de Molleville
Molleville · Aude — France — XIII–XVIII
Château de Molleville is a château at Molleville, Aude, in the Occitanie region of France. The recorded building campaigns date from the 13th and 18th centuries. It is protected as a monument historique at the second level (inscrit). Details are drawn from the Base Mérimée of the French Ministry of Culture.

Château de Monbrun
Monbrun · Gers — France — XIX
Château de Monbrun is a château at Monbrun, Gers, in the Occitanie region of France. The recorded building campaign dates from the 19th century. It is protected as a monument historique at the second level (inscrit). Details are drawn from the Base Mérimée of the French Ministry of Culture.

Château de Montaigut
Gissac · Aveyron — France — XII–XV
Château de Montaigut is a château at Gissac, Aveyron, in the Occitanie region of France. The recorded building campaigns date from the 12th and 15th centuries. It is protected as a monument historique at the second level (inscrit). Details are drawn from the Base Mérimée of the French Ministry of Culture.

Château de Montaillou
Montaillou · Ariège — France — XIII
Château de Montaillou is a château at Montaillou, Ariège, in the Occitanie region of France. The recorded building campaign dates from the 13th century. It is protected as a monument historique at the second level (inscrit). Details are drawn from the Base Mérimée of the French Ministry of Culture.
Château de Montalegre
Versols-et-Lapeyre · Aveyron — France — XIV
Château de Montalegre is a château at Versols-et-Lapeyre, Aveyron, in the Occitanie region of France. The recorded building campaign dates from the 14th century. It is protected as a monument historique at the second level (inscrit). Details are drawn from the Base Mérimée of the French Ministry of Culture.