Population and Housing Censuses Araba/Álava Dwellings by municipalities (with over 50,000 inhabitants or capitals), type of housing and year of construction (aggregate) of the building Units: dwellings Total Before 1900 From 1900 to 1920 From 1921 to 1940 From 1941 to 1950 From 1951 to 1960 From 1961 to 1970 From 1971 to 1980 From 1981 to 1990 From 1991 to 2001 From 2002 to 2011 No data recorded 2.1 Total main dwellings 01059 Vitoria-Gasteiz 102,830 1,614 449 709 1,826 6,593 17,162 23,412 15,268 7,728 27,759 309 2.21 Secondary dwellings 01059 Vitoria-Gasteiz 2,768 150 35 76 187 595 495 497 294 96 317 24 2.22 Empty dwellings 01059 Vitoria-Gasteiz 5,649 201 67 107 160 695 1,314 823 557 334 1,357 33 Notes: Source: National Statistics Institute