Population and Housing Censuses Soria 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; 42173 Soria;15,965;259;146;175;124;822;1,734;2,935;2,468;2,794;3,947;561; 2.21 Secondary dwellings; 42173 Soria;3,645;103;64;20;95;79;381;959;363;548;991;41; 2.22 Empty dwellings; 42173 Soria;3,977;167;103;..;61;298;662;616;340;490;1,202;39; Notes: Source: National Statistics Institute