Landlocked Andorra lies in southwestern Europe on the southern slopes of the Pyrénées Mountains between the French departments of Ariège and Pyrénées-Orientales to the N and the Spanish provinces of Gerona and Lérida to the S , with a total boundary length of 120.3 km (74.6 mi).
Andorra is about 2.5 times the size of Washington, D.C., with a total area of 468 sq km (180 sq mi), extending 30.1 km (18.7 mi) E – W and 25.4 km (15.8 mi) N – S .
Andorra's capital city, Andorra la Vella, is located in the southwestern part of the country.