01001 Alegría-Dulantzi68171466967762464770882573559668666979410541020Se denominaba Alegría: 1857, 1860, 1877, 1887, 1897, 1900, 1910, 1920, 1930, 1940, 1950, 1960, 1970, 1981
01002 Amurrio121312001143121612111207118713241755194522964039558489849849Entre el Censo de 1981 y el anterior, crece el término del municipio porque incorpora a 01007 (Arrastaria) y a 01035 (Lezama)
01003 Aramaio238024282410238220792056204819381822176518761887170214161282Se denominaba Aramayona: 1857, 1860, 1877, 1887, 1897, 1900, 1910, 1920, 1930, 1940, 1950, 1960, 1970, 1981
01004 Artziniega96910261012106011301106118111731230125911371109108111741216Se denominaba Arceniega: 1970, 1981. Se denominaba Arciniega: 1857, 1860, 1877, 1887, 1897, 1900, 1910, 1920, 1930, 1940, 1950, 1960
01005 Arlucea Marquínez---- | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |