Bidasoaldea (, ) is one of the eight eskualdeak or comarcas of

Gipuzkoa Gipuzkoa ( , ; ; ) is a province of Spain and a historical territory of the autonomous community of the Basque Country. Its capital city is Donostia-San Sebastián. Gipuzkoa shares borders with the French department of Pyrénées-Atlantiqu ...

Basque Autonomous Community Basque may refer to: * Basques, an ethnic group of Spain and France * Basque language, their language Places * Basque Country (greater region), the homeland of the Basque people with parts in both Spain and France * Basque Country (autonomous com ...

, corresponding to the basin of the lower

Bidasoa __NOTOC__ The Bidasoa (; ; , ) is a river in the Basque Country of northern Spain and southern France that runs largely south to north. Named as such downstream of the village of Oronoz-Mugairi (municipality of Baztan) in the province of Navar ...

extending in Gipuzkoan soil and named after the river, in

Spain Spain, or the Kingdom of Spain, is a country in Southern Europe, Southern and Western Europe with territories in North Africa. Featuring the Punta de Tarifa, southernmost point of continental Europe, it is the largest country in Southern Eur ...

. The region comprises two municipalities, i.e.

Hondarribia Hondarribia (; ; ) is a Spanish town situated on the west shore of the Bidasoa river's estuary, in Gipuzkoa, in the Basque Country (autonomous community), Basque Autonomous Community. The border town is situated on a little promontory facing Hend ...

and

Irun Irun (, ) is a town of the Bidasoaldea region in the province of Gipuzkoa in the Basque Autonomous Community, Spain. History It lies on the foundations of the ancient Oiasso, cited as a Roman- Vasconic town. During the Spanish Civil War, ...

. This is the most easterly land strip of Gipuzkoa, bordering on the east with the region of

Labourd Labourd (; ; ; ) is a former French province and part of the present-day Pyrénées Atlantiques '' département'' of Nouvelle-Aquitaine region. It is one of the traditional Basque provinces, and identified as one of the territorial component pa ...

(

France France, officially the French Republic, is a country located primarily in Western Europe. Overseas France, Its overseas regions and territories include French Guiana in South America, Saint Pierre and Miquelon in the Atlantic Ocean#North Atlan ...

), on the south with the Bortziriak (

Navarre Navarre ( ; ; ), officially the Chartered Community of Navarre, is a landlocked foral autonomous community and province in northern Spain, bordering the Basque Autonomous Community, La Rioja, and Aragon in Spain and New Aquitaine in France. ...

), on the west with

Oarsoaldea Oiartzualdea in Basque (''Oarsoaldea'' in Spanish) is a subcomarca of Donostialdea in Gipuzkoa, formed by four municipalities, Errenteria Errenteria (, ) is a town located in the province of Gipuzkoa in the Basque Country (autonomous community) ...

and on the north with the

Bay of Biscay The Bay of Biscay ( ) is a gulf of the northeast Atlantic Ocean located south of the Celtic Sea. It lies along the western coast of France from Point Penmarc'h to the Spanish border, and along the northern coast of Spain, extending westward ...

See also