Population and Housing Censuses Huelva 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; 21041 Huelva;55,255;199;478;513;1,298;6,456;5,527;16,040;7,195;9,436;6,249;1,863; 2.21 Secondary dwellings; 21041 Huelva;3,979;..;44;71;16;484;605;1,319;472;517;450;..; 2.22 Empty dwellings; 21041 Huelva;8,507;115;15;168;175;1,222;928;2,052;717;1,173;1,890;52; Notes: Source: National Statistics Institute