Châteaux of the 18th century
Château de Mercoeur
Saint-Privat-d’Allier · Haute-Loire — France — XIII–XVIII
Château de Mercoeur is a château at Saint-Privat-d'Allier, Haute-Loire, in the Auvergne-Rhône-Alpes 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 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 Mercuret
Retournac · Haute-Loire — France — XV–XVIII
Château de Mercuret is a château at Retournac, Haute-Loire, in the Auvergne-Rhône-Alpes 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 Méréglise
Méréglise · Eure-et-Loir — France — XVIII–XIX
Château de Méréglise is a château at Méréglise, Eure-et-Loir, in the Centre-Val de Loire 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 Mérélessart
Mérélessart · Somme — France — XVII–XIX
Château de Mérélessart is a château at Mérélessart, Somme, in the Hauts-de-France 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 Méricourt-sur-Somme
Méricourt-sur-Somme · Somme — France — XVII–XIX
Château de Méricourt-sur-Somme is a château at Méricourt-sur-Somme, Somme, in the Hauts-de-France 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 Mérieu
Creys-Mépieu · Isère — France — XIV–XVIII
Château de Mérieu is a château at Creys-Mépieu, Isère, in the Auvergne-Rhône-Alpes region of France. The recorded building campaigns date from the 14th, 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 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 Méry-sur-Oise
Méry-sur-Oise · Val-d’Oise — France — XVI–XVIII
Château de Méry-sur-Oise is a château at Méry-sur-Oise, Val-d'Oise, in the Île-de-France region of France. The recorded building campaigns date from the 16th, 17th and 18th centuries. Its architecture is recorded as Renaissance architecture. 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 Meslay
Meslay · Loir-et-Cher — France — XVIII
Château de Meslay is a château at Meslay, Loir-et-Cher, in the Centre-Val de Loire 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 Messac
Laroquebrou · Cantal — France — XIV–XVIII
Château de Messac is a château at Laroquebrou, Cantal, in the Auvergne-Rhône-Alpes region of France. The recorded building campaigns date from the 14th, 15th 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 Messigny-et-Vantoux
Messigny-et-Vantoux · Côte-d’Or — France — XVIII
Château de Messigny-et-Vantoux is a château at Messigny-et-Vantoux, Côte-d'Or, in the Bourgogne-Franche-Comté 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 Meung-sur-Loire
Meung-sur-Loire · Loiret — France — XII–XVIII
Château de Meung-sur-Loire is a château at Meung-sur-Loire, Loiret, in the Centre-Val de Loire region of France. The recorded building campaigns date from the 12th, 13th, 15th, 16th and 18th centuries. Its architecture is recorded as French Baroque architecture. 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 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 Millemont
Millemont · Yvelines — France — XVI–XVIII
Château de Millemont is a château at Millemont, Yvelines, in the Île-de-France region of France. The recorded building campaigns date from the 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.
- XVII–XVIII
Château de Mirabel
Riom · Puy-de-Dôme — France — XVII–XVIII
Château de Mirabel is a château at Riom, Puy-de-Dôme, in the Auvergne-Rhône-Alpes 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.
- 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 Miserey
Miserey-Salines · Doubs — France — XVII–XIX
Château de Miserey is a château at Miserey-Salines, Doubs, in the Bourgogne-Franche-Comté 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 Missery
Missery · Côte-d’Or — France — XIV–XVIII
Château de Missery is a château at Missery, Côte-d'Or, in the Bourgogne-Franche-Comté region of France. The recorded building campaigns date from the 14th, 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 Moléans
Moléans · Eure-et-Loir — France — XVI–XIX
Château de Moléans is a château at Moléans, Eure-et-Loir, in the Centre-Val de Loire region of France. The recorded building campaigns date from the 16th, 18th and 19th 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 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 Monbouan
Moulins · Ille-et-Vilaine — France — XVIII–XX
Château de Monbouan is a château at Moulins, Ille-et-Vilaine, in the Bretagne region of France. The recorded building campaigns date from the 18th, 19th and 20th 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 Monceaux
Saint-Omer-en-Chaussée · Oise — France — XVIII
Château de Monceaux is a château at Saint-Omer-en-Chaussée, Oise, in the Hauts-de-France 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 Monchoix
Pluduno · Côtes-d’Armor — France — XVIII
Château de Monchoix is a château at Pluduno, Côtes-d'Armor, in the Bretagne 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.