Orval-sur-Sienne

Orval-sur-Sienne est une commune du département de la Manche située dans le canton de Coutances.

Commune d'Orval-sur-Sienne		Coordonnées géographiques de la mairie 49° 0' 48.02" N, 1° 28' 15.21" W (OSM)
Arrondissement	Coutances	Chargement de la carte... {"minzoom":false,"maxzoom":false,"mappingservice":"leaflet","width":"auto","height":"460px","centre":{"text":"","title":"","link":"","lat":49.15762758752084,"lon":-1.394695330651757,"icon":""},"title":"","label":"","icon":"","lines":[],"polygons":[],"circles":[],"rectangles":[],"copycoords":false,"static":true,"zoom":8,"defzoom":14,"layers":["OpenStreetMap"],"image layers":[],"overlays":[],"resizable":false,"fullscreen":false,"scrollwheelzoom":true,"cluster":false,"clustermaxzoom":20,"clusterzoomonclick":true,"clustermaxradius":80,"clusterspiderfy":true,"geojson":{"type":"Feature","properties":{"nom":"Orval sur 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Canton	Coutances
Intercommunalité	Canton de Montmartin-sur-Mer
Gentilé	Orvalais(es)
Population	1 197 hab. (2021)
Superficie	19,04 km²
Densité	63 hab./km2
Altitude	4 m (mini) - 88 m (maxi)
Code postal	50660
N° INSEE	50388
Maire	Joël Doyère
Communes limitrophes d'Orval-sur-Sienne Estuaire de la Sienne Heugueville-sur-Sienne Bricqueville-la-Blouette Saint-Pierre-de-Coutances Regnéville-sur-Mer Saussey Montmartin-sur-Mer Quettreville-sur-Sienne Quettreville-sur-Sienne		Infrastructure et occupation des sols en 2018.

Géographie

Orval-sur-Sienne, située à quelques kilomètres de Coutances, dans le bocage, est traversée par la vallée de la Sienne.

Toponymie

Le toponyme est créé en 2015 lors de la réforme territoriale. Il reprend le toponyme d'une des deux communes fusionnées, Orval, auquel est ajouté l'élément -sur-Sienne, relativement commun, et renvoyant à la Sienne traversant le territoire de la nouvelle commune.

Histoire

La commune est créée le 1^er janvier 2016 par la fusion de deux communes, Montchaton et Orval, sous le régime juridique des communes nouvelles instauré par la loi n^o 2010-1563 du 16 décembre 2010 relative à la réforme des collectivités territoriales .

Démographie

L'évolution du nombre d'habitants est connue à travers les recensements de la population effectués dans la commune depuis 1793.

De la Révolution à 2016

--- Voir les sections « Démographie » de Montchaton et d'Orval.

Depuis la création de la commune

Liste des communes historiques

Nom	Code Insee	Intercommunalité	Superficie (km2)	Population (dernière pop. légale)	Densité (hab./km2)	Canton
Orval	50388	CC Coutances Mer et Bocage	12,54	‍896 (2021)	71	Coutances
Montchaton	50339	CC Coutances Mer et Bocage	6,50	‍301 (2021)	46	Coutances

Administration

Circonscriptions administratives avant la Révolution

• Généralité : Caen.
• Élection : Coutances.
• Sergenterie : Couraie pour Montchaton ; La Halle pour Orval.

Les maires

Période	Identité	Parti	Qualité	Observations
2016-actuel	Joël Doyère	SE	Technicien commercial	maire délégué d'Orval

--- Pour les maires des communes historiques, voir les sections « Administration  » de Montchaton et d'Orval.

Mairie

Horaires d'ouverture

Jours	Matin	Après-midi	Coordonnées de la mairie (Pour envoyer un mail et signaler une erreur cliquez ici)
Lundi	-	-	La mairie (2012). Adresse : 7, rue de l'Église 50660 Orval-sur-Sienne Tél. 02 33 45 01 56 Fax : 02 33 45 73 82 Courriel : Contacter la mairie Site internet : Pas de site officiel Commentaire : Source : Annuaire Service-Public (12 avril 2016)
Mardi	9 h - 12 h	14 h - 16 h
Mercredi	-	-
Jeudi	9 h - 12 h	14 h - 18 h
Vendredi	9 h - 12 h	-
Samedi	9 h - 12 h	-

Religion

Circonscriptions ecclésiastiques avant la Révolution

• Diocèse : Coutances.
• Archidiaconé : Coutances.
• Doyenné : Cérences pour Montchaton ; Coutances pour Orval.

Circonscriptions ecclésiastiques actuelles

• Diocèse : Coutances et Avranches.
• Archidiaconé : Centre.
• Doyenné : Coutançais.
• Paroisse : Saint-Vincent-de-Paul.

Lieux et monuments

Pont de la Roque, avant sa destruction

• Havre de Regnéville
• Pont de la Roque (vestiges)
• Pont de la Roque (lieu-dit)
• Au Pont-de-La Roque : stèle soldats américains à la mémoire des soldats américains tombés au combat à cet endroit. Un totem, de l'Espace historique de la Bataille de Normandie, rappelle les efforts déployés par l'aviation alliée pour détruire ce pont sur la Sienne, un pilote canadien y perdit la vie.
• Rives de la Sienne et de la Soulles.

à Montchaton

• Argouges (16^e s).
• La Besnardière (18^e s.).
• Camp de César : vestiges du château-fort
• Carrière des Roncerets (abandonnée)
• La Cour de la Mare (16^e/17^e s.)
• Courraye : communs (17^e s.).
• Église Saint-Georges de la Roque.
• Monument aux morts
• Manoir du Pont-Neuf (17^e/18^e s.) : le blason de Montchaton est toujours visible de nos jours au manoir du Pont-Neuf, sculpté dans la pierre.

à Orval

• Butte de Follivent : panorama.
• Butte des Delles : point de vue.
• Chêne pédonculé classé arbre remarquable dont la circonférence fait 5,60 m.
• Église Sainte-Hélène (11^e).
• Fours à chaux du Petit Carrier, inscrits aux monuments historiques.
• Gare d'Orval (fermée) sur l'ancienne ligne ferroviaire Orval-Regnéville
• Manoir du Pont-Neuf (15^e s.), près d'un pont sur la Sienne.
• Manoir d'Ymouville (17^e s.)
• Monument aux morts d'Orval
• Tombe à char d'Orval aux Pleines

• 

  Monument commémoratif de la tombe à char.

• 

  Église de Montchaton.

• 

  Église d'Orval.

• 

  Ancienne gare d'Orval.

Personnalités liées à la commune

Naissances

• Saint Omer (600-670), né à Orval
• Pierre Le Roy (-1410), abbé du Mont-Saint-Michel, né à Orval
• Antoine Garaby de La Luzerne (1617-1679), moraliste, né à Montchaton
• Pierre-Charles-François Mithois (1760-ca 1800), journaliste, né à Montchaton
• Désiré Lerouxel (1882-1944), résistant né à Orval

Autres

• Lucie Gratadoux (Paris, 25 juin 1919 - Coutances, 5 septembre 1993), institutrice ; militante communiste, agent de liaison de Jacques Duclos dans la clandestinité et son mari, Gustave Guéhenneux (Saint-Étienne-du-Gué-en-l’Isle, Côtes-du-Nord, le 26 décembre 1911 - Coutances, 6 avril 2000), militant communiste, membre des Brigades internationales, garde du corps de Jacques Duclos dans la clandestinité, tous deux retirés à La Basinière, à Orval.

Éducation

• École d'Orval-sur-Sienne

Économie

• Papeco, ex-Papeteries du Cotentin : fabrication de papier domestique et sanitaire
• Fours à chaux du Petit Carrier (fermés)
• LD Logistics (2008-2015) : transport routier ; activité transférée au Teilleul en 2015
• Le Goff Transports (Bréhalaise de transports) : transport routier
• Moulins d'Orval

Culture

• Bouillons Kub : lieu d'expositions créé en 2013 au manoir des Bouillons et géré par l'association Arsor (site officiel)

Sports

• Cyclisme : Avant Garde d'Orval-Coutances.
• Football : Étoile sportive d'Orval (-2010).

Bibliographie

• Yves Coulomb, Étude du parler d'Orval, mémoire pour le DES, Faculté des lettres de Caen, 1970

Articles connexes

• Liste des communes de la Manche
• Liste des communes nouvelles de la Manche