| Buildings destined mainly for dwellings according to the size of the municipality by year of construction of the building (grouped). 32-Ourense |
| TOTAL | From 501 to 1.000 inhabitants | From 1.001 to 2.000 inhabitants | From 2.001 to 5.000 inhabitants | From 5.001 to 10.000 inhabitants | From 10.001 to 20.000 inhabitants | From 100.001 to 500.000 inhabitants | |
| TOTAL | 124518 | 4876 | 33929 | 45896 | 16765 | 9431 | 13621 |
| Before 1900 | 21023 | 958 | 8200 | 8287 | 2203 | 706 | 669 |
| 1900-1920 | 10480 | 593 | 3021 | 4967 | 1107 | 363 | 429 |
| 1921-1940 | 9515 | 465 | 2837 | 3842 | 1245 | 412 | 714 |
| 1941-1950 | 9079 | 428 | 2300 | 3740 | 1248 | 458 | 905 |
| 1951-1960 | 11373 | 575 | 2878 | 4194 | 1432 | 746 | 1548 |
| 1961-1970 | 14900 | 508 | 3375 | 4771 | 1917 | 1278 | 3051 |
| 1971-1980 | 20957 | 603 | 5075 | 6603 | 3124 | 2139 | 3413 |
| 1981-1990 | 15704 | 453 | 3784 | 5634 | 2479 | 1872 | 1482 |
| 1991-2001 | 11487 | 293 | 2459 | 3858 | 2010 | 1457 | 1410 |