| Main dwellings in buildings destined mainly for dwellings according to year of construction of the building (grouped) by size of municipality. 32-Ourense |
| TOTAL | Before 1900 | 1900-1920 | 1921-1940 | 1941-1950 | 1951-1960 | 1961-1970 | 1971-1980 | 1981-1990 | 1991-2001 | |
| TOTAL | 125496 | 13988 | 7315 | 7598 | 6883 | 10769 | 18102 | 27181 | 18265 | 15395 |
| From 501 to 1.000 inhabitants | 3481 | 713 | 429 | 310 | 288 | 390 | 343 | 402 | 351 | 255 |
| From 1.001 to 2.000 inhabitants | 23462 | 4978 | 2053 | 2039 | 1547 | 2032 | 2429 | 3275 | 2958 | 2151 |
| From 2.001 to 5.000 inhabitants | 31945 | 5337 | 3312 | 2606 | 2280 | 2783 | 3545 | 4556 | 4365 | 3161 |
| From 5.001 to 10.000 inhabitants | 15463 | 1390 | 701 | 853 | 866 | 1096 | 1631 | 3269 | 3054 | 2603 |
| From 10.001 to 20.000 inhabitants | 13517 | 588 | 248 | 338 | 389 | 799 | 1714 | 3728 | 3130 | 2583 |
| From 100.001 to 500.000 inhabitants | 37628 | 982 | 572 | 1452 | 1513 | 3669 | 8440 | 11951 | 4407 | 4642 |