Perimeter of the Communes of Ain

Attention new feed URL carto.ain.fr becomes geodata.ain.fr

This data was compiled from the sections of the cadastre and re-engineered to render the topological boundaries.

On 1 January 2023, the following municipalities merged:

Culoz(138) + Béon(039) = Culoz-Béon(138) - (headquarters in Culoz)

On 1 January 2019, the following municipalities merged:

Bellegarde-sur-Valserine(033)+ Châtillon-en-Michaille(091)+ Lancrans(205)= Valserhône(033)
Cras-sur-Reyssouze(130)+ Etrez(154)= Bresse-Vallons (130)
Magnieu (227) + Saint-Champ (341) = Magnieu (227)
Overjoux (413) + LHôpital (215) = Overjoux-LHôpital (215)
Cormaranche-en-bugey (122) + Hauteville-Lompnes(185)+Hostiaz (186) + Thézillieu (417) = Plateau d'Hauteville(185)
Brenaz (059) + Chavornay (097) + Lochieu (218) + Virieu-le-Petit (453) = Arvière-en-Valromey (453)
Belmont-Luthézieu (036) + Lompnieu (221) + Sutrieu (414) + Vieu(442) = Valromey-sur-Séran(036)

On 1 January 2018, the following municipalities merged:

Bâgé-la-Ville(025) + Dommartin(144) = Bâgé-Dommartin (025) - (head of venue in Bâgé la-Ville) - the resulting INSEE code still to be validated

On 1 January 2017 the following municipalities merged:

Chazey-Bons (098) + Pugieu (316) = Chazey-Bon (098)

Chavannes-sur-Suran (095) + Germagnat (172) = Nivigne-et-Suran (095)

On 1 January 2016, the following municipalities merged:

Corcelles (119) + Champdor (080) = Champdor-Corcelles (080) (Chef lieu à Champdor 50 place de la mairie)

Arbignieu (015) + Saint-Bois (340) = Arboys-en-Bugey (015) (headquarters at Arbignieu place de la mairie)

Tréffort-Cuisiat (426)+ Pressiat (312) = (426) Val-Revermont (head of place at Tréffort 2 place Marie Collet)

Lalleyriat (204) + Le Poizat (300) = Poizat-Lalleyriat (204) (head of venue at Lalleyriat lieu-dit le Village)

Hotonnes (187) + Le Petit Abergement (292) + Le Grand Abergement (176) + Songieu (409) = Haut-Valromey (187) (headquarters at Hotonnes 12 rue de la Croix)

Parves (286) + Nattages (271)= Parves and Nattages (286)

Grolée (182) + St Benoît (338) = Grolée-St Benoît (338)

Other historical information:

Arnans No. 20 grouped with Corveissiat in 1964

Crépieux-la-Pape No. 132 attached to the Rhône department in 1967

Genay N° 168 attached to the Rhône department in 1967

Lompnès N° 220 grouped with Hauteville in 1942

Montanay N° 256 attached to the Rhône department in 1967

Rillieux No. 326 attached to the Rhône department in 1967

Saint-Maurice-d’Echazeaux No 377 grouped with Corveissiat in 1946

No. 382 ????

Sathonay-Camp No. 394 attached to the Rhône department in 1967

Sathonay-Village No. 395 attached to the Rhône department in 1967