| Buildings destined mainly for dwellings, according to year of construction (grouped) by number of dwellings. 48-Vizcaya |
| TOTAL | Before 1900 | 1900-1920 | 1921-1940 | 1941-1950 | 1951-1960 | 1961-1970 | 1971-1980 | 1981-1990 | 1991-2001 | |||
| 70375 | 15774 | 3943 | 5415 | 4188 | 8598 | 10517 | 7979 | 4735 | 9226 | |||
| TOTAL | ||||||||||||
| 100,00% | 100,00% | 100,00% | 100,00% | 100,00% | 100,00% | 100,00% | 100,00% | 100,00% | 100,00% | |||
| 1 | 31425 | 10996 | 2130 | 3042 | 1872 | 2427 | 1383 | 2010 | 2209 | 5356 | ||
| 44,65% | 69,71% | 54,02% | 56,18% | 44,70% | 28,23% | 13,15% | 25,19% | 46,65% | 58,05% | |||
| 2 | 6190 | 2123 | 505 | 609 | 553 | 759 | 396 | 335 | 295 | 615 | ||
| 8,80% | 13,46% | 12,81% | 11,25% | 13,20% | 8,83% | 3,77% | 4,20% | 6,23% | 6,67% | |||
| 3 | 2253 | 706 | 250 | 272 | 173 | 322 | 183 | 120 | 67 | 160 | ||
| 3,20% | 4,48% | 6,34% | 5,02% | 4,13% | 3,75% | 1,74% | 1,50% | 1,41% | 1,73% | |||
| 4 | 1906 | 468 | 176 | 192 | 125 | 311 | 199 | 84 | 136 | 215 | ||
| 2,71% | 2,97% | 4,46% | 3,55% | 2,98% | 3,62% | 1,89% | 1,05% | 2,87% | 2,33% | |||
| 5 to 9 | 9468 | 892 | 448 | 621 | 677 | 1842 | 1816 | 1311 | 626 | 1235 | ||
| 13,45% | 5,65% | 11,36% | 11,47% | 16,17% | 21,42% | 17,27% | 16,43% | 13,22% | 13,39% | |||
| 10 to 19 | 13027 | 523 | 376 | 561 | 645 | 2214 | 4318 | 2174 | 949 | 1267 | ||
| 18,51% | 3,32% | 9,54% | 10,36% | 15,40% | 25,75% | 41,06% | 27,25% | 20,04% | 13,73% | |||
| 20 to 39 | 5297 | 62 | 54 | 113 | 137 | 676 | 1936 | 1564 | 404 | 351 | ||
| 7,53% | 0,39% | 1,37% | 2,09% | 3,27% | 7,86% | 18,41% | 19,60% | 8,53% | 3,80% | |||
| 40 or more | 809 | 4 | 4 | 5 | 6 | 47 | 286 | 381 | 49 | 27 | ||
| 1,15% | 0,03% | 0,10% | 0,09% | 0,14% | 0,55% | 2,72% | 4,78% | 1,03% | 0,29% | |||