Population and Housing Censuses Asturias Buildings mainly or exclusively for housing by municipality (with more than 50,000 inhabitants or provincial capitals), no. of real estate properties and year of construction (aggregate) Units: buildings Total Before 1900 1900 to 1920 1921 to 1940 1941 to 1950 1951 to 1960 1961 to 1970 1971 to 1980 1981 to 1990 1991 to 2001 2002 to 2011 Total 33004 Avilés 5,905 495 241 294 350 1,431 1,067 502 402 598 525 33024 Gijón 20,413 1,363 549 668 858 2,145 3,881 3,041 2,116 3,061 2,731 33044 Oviedo 15,009 1,949 936 858 1,039 1,922 1,489 1,648 1,459 2,114 1,595 33066 Siero 10,936 2,363 491 559 600 1,285 938 899 995 1,243 1,563 1 33004 Avilés 2,461 374 140 183 178 426 305 101 121 305 328 33024 Gijón 10,210 1,221 360 414 481 1,059 975 1,020 1,108 1,706 1,866 33044 Oviedo 7,777 1,733 727 589 601 855 447 578 556 1,067 624 33066 Siero 9,257 2,271 448 466 525 1,093 707 647 769 1,019 1,312 2 33004 Avilés 410 48 25 26 39 126 89 33 9 9 6 33024 Gijón 370 26 22 57 44 67 78 28 18 25 5 33044 Oviedo 599 96 101 77 71 89 54 36 24 33 18 33066 Siero 398 56 21 45 44 53 55 34 34 36 20 3 33004 Avilés 238 22 19 27 23 55 48 10 3 30 1 33024 Gijón 229 19 15 29 37 53 41 9 8 15 3 33044 Oviedo 193 26 25 23 28 39 26 9 4 9 4 33066 Siero 105 9 10 32 8 14 14 6 7 4 1 4 33004 Avilés 430 23 20 17 33 273 35 5 2 14 8 33024 Gijón 393 16 31 27 42 127 76 19 25 24 6 33044 Oviedo 244 24 19 29 50 60 22 14 6 16 4 33066 Siero 71 5 3 6 6 9 23 5 8 1 5 5 to 9 33004 Avilés 838 22 26 36 61 387 132 39 41 61 33 33024 Gijón 2,329 53 72 85 135 444 563 277 196 306 198 33044 Oviedo 1,302 45 32 92 135 476 190 121 63 108 40 33066 Siero 299 21 5 7 13 82 36 36 33 29 37 10 to 19 33004 Avilés 775 5 11 5 16 114 249 114 102 85 74 33024 Gijón 4,652 26 41 51 107 311 1,527 1,037 481 672 399 33044 Oviedo 2,678 20 27 41 129 289 433 381 419 498 441 33066 Siero 567 1 4 3 2 30 83 125 98 109 112 20 to 29 33004 Avilés 485 1 .. .. .. 42 162 98 69 61 52 33024 Gijón 1,491 2 8 4 10 60 435 373 197 252 150 33044 Oviedo 1,270 4 5 6 17 79 170 276 209 248 256 33066 Siero 180 .. .. .. 2 4 15 39 33 33 54 30 to 39 33004 Avilés 199 .. .. .. .. 6 38 69 38 28 20 33024 Gijón 409 .. .. 1 2 16 82 135 63 44 66 33044 Oviedo 512 1 .. 1 5 22 74 118 92 90 109 33066 Siero 49 .. .. .. .. .. 5 7 13 11 13 40 or more 33004 Avilés 69 .. .. .. .. 2 9 33 17 5 3 33024 Gijón 330 .. .. .. .. 8 104 143 20 17 38 33044 Oviedo 434 .. .. .. 3 13 73 115 86 45 99 33066 Siero 10 .. .. .. .. .. .. .. .. 1 9 Notes: Source: National Statistics Institute