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 Contrières		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

De la Révolution à 2015

voir les articles détaillés Démographie de Montchaton et Démographie d'Orval

Depuis la création de la commune

Liste des communes

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

Au 1^er janvier 2016, elle s'étend sur une superficie de 19,04 km², pour une population municipale de 1 180 habitants au dernier recensement de 2013 (61,97 hab./km²) .

Au 1^er janvier 2015 la population municipale, pour les deux communes, lors de la fusion est de 1 181 habitants au recensement de 2012 (62,03 hab./km²) .

Administration

Circonscriptions administratives avant la Révolution

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

Liste des maires

Période	Identité	Parti	Qualité	Observations
2016-actuel	Joël Doyère	SE	Technicien commercial	maire délégué d'Orval
Toutes les données ne sont pas encore connues.

En attendant les élections municipales de 2020, le conseil municipal élisant le maire sera composé des conseillers des anciennes communes.

pour les maires des anciennes communes, voir les articles détaillés Administration de Montchaton et Administration 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

Église Saint-Georges de Montchaton

Fonts baptismaux, à Montchaton.

Pont de la Roque, avant sa destruction

à Montchaton

• Église Saint-Georges de la Roque.
• Estuaire de la Sienne et de la Soulles.
• Vestiges du château fort à l'emplacement d'un camp romain.
• Ancien pont de la Roque : ruines.
• 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.
• Argouges (16^e).
• La Cour de la Mare (16^e/17^e).
• Manoir du Pont-Neuf (17^e/18^e) : le blason de Montchaton est toujours visible de nos jours au manoir du Pont-Neuf, sculpté dans la pierre.
• Courraye : communs (17^e).
• La Besnardière (18^e).

à Orval

• Église Sainte-Hélène (11^e).
• Baie de Sienne, confluent de la Sienne et de la Soulles.
• Pont-Neuf (15^e), sur la Sienne.
• Butte de Follivent : panorama.
• Ruines du pont de la Roque.
• Manoir d'Ymouville.
• Delles : point de vue.
• Fours à chaux du Petit Carrier, inscrits aux monuments historiques.
• Les Pleines : tombe à char.
• Chêne pédonculé classé arbre remarquable dont la circonférence fait 5m60.

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

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

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

Liens internes

• Galerie d'images
• Liste des communes de la Manche
• Liste des communes nouvelles de la Manche