| Buildings destined mainly for dwellings, according to year of construction (grouped) by the building's facilities . 32-Ourense |
| TOTAL | Before 1900 | 1900-1920 | 1921-1940 | 1941-1950 | 1951-1960 | 1961-1970 | 1971-1980 | 1981-1990 | 1991-2001 | |||
| Running water public supply | 89,79% | 86,80% | 86,99% | 87,64% | 89,11% | 90,71% | 91,67% | 91,39% | 91,21% | 91,90% | ||
| Running water private supply | 8,45% | 8,68% | 9,85% | 9,83% | 8,71% | 8,03% | 7,31% | 7,88% | 8,79% | 7,83% | ||
| Evacuation of residual waters (sewage) | 85,15% | 79,61% | 79,30% | 82,60% | 85,37% | 86,26% | 89,34% | 88,39% | 86,79% | 87,90% | ||
| Evacuation of residual waters (another type) | 10,85% | 13,17% | 14,56% | 11,84% | 9,63% | 9,74% | 7,54% | 9,18% | 11,08% | 11,52% | ||
| Porter service (only automatic) | 14,48% | 4,11% | 4,33% | 6,84% | 8,22% | 11,92% | 19,58% | 21,10% | 22,10% | 27,40% | ||
| Porter service (only person) | 0,20% | 0,27% | 0,28% | 0,20% | 0,34% | 0,20% | 0,19% | 0,16% | 0,14% | 0,10% | ||
| Porter service (both) | 0,20% | 0,09% | 0,17% | 0,16% | 0,17% | 0,17% | 0,21% | 0,29% | 0,27% | 0,30% | ||
| Has garage | 21,36% | 7,43% | 8,54% | 11,77% | 11,50% | 14,85% | 20,58% | 26,86% | 42,69% | 42,54% | ||
| Has gas | 16,71% | 15,24% | 12,48% | 12,42% | 16,77% | 16,91% | 20,12% | 19,18% | 18,03% | 15,84% | ||
| Has telephone | 73,81% | 60,09% | 64,06% | 67,47% | 67,43% | 72,56% | 81,98% | 84,29% | 83,06% | 76,94% | ||
| Has central hot water | 56,43% | 54,90% | 52,88% | 54,50% | 51,25% | 53,22% | 55,38% | 57,80% | 61,60% | 63,11% | ||
| TOTAL | . | . | 124518 | 21023 | 10480 | 9515 | 9079 | 11373 | 14900 | 20957 | 15704 | 11487 |