Building Censuses 
Population figures
Census 2001Population figures by autonomous community and province
Units: ?

;Total;
NATIONAL TOTAL;40,847,371;
Andalucía;7,357,558;
Almería;536,731;
Cádiz;1,116,491;
Córdoba;761,657;
Granada;821,660;
Huelva;462,579;
Jaén;643,820;
Málaga;1,287,017;
Sevilla;1,727,603;
Aragón;1,204,215;
Huesca;206,502;
Teruel;135,858;
Zaragoza;861,855;
Asturias (Principado de);1,062,998;
Balears (Illes);841,669;
Canarias;1,694,477;
Palmas (Las);887,676;
Santa Cruz de Tenerife;806,801;
Cantabria;535,131;
Castilla y León;2,456,474;
Ávila;163,442;
Burgos;348,934;
León;488,751;
Palencia;174,143;
Salamanca;345,609;
Segovia;147,694;
Soria;90,717;
Valladolid;498,094;
Zamora;199,090;
Castilla-La Mancha;1,760,516;
Albacete;364,835;
Ciudad Real;478,957;
Cuenca;200,346;
Guadalajara;174,999;
Toledo;541,379;
Cataluña;6,343,110;
Barcelona;4,805,927;
Girona;565,304;
Lleida;362,206;
Tarragona;609,673;
Comunidad Valenciana;4,162,776;
Alicante/Alacant;1,461,925;
Castellón/Castelló;484,566;
Valencia/València;2,216,285;
Extremadura;1,058,503;
Badajoz;654,882;
Cáceres;403,621;
Galicia;2,695,880;
Coruña (A);1,096,027;
Lugo;357,648;
Ourense;338,446;
Pontevedra;903,759;
Madrid (Comunidad de);5,423,384;
Murcia (Región de);1,197,646;
Navarra (Cdad. Foral de);555,829;
País Vasco;2,082,587;
Álava;286,387;
Guipúzcoa;673,563;
Vizcaya;1,122,637;
Rioja (La);276,702;
Ceuta;71,505;
Melilla;66,411;
Ceuta y Melilla;137,916;
Notes:
Source: National Statistics Institute