| Buildings destined mainly for dwellings, according to the number of dwellings by the building's facilities . 28-Madrid |
| TOTAL | 1 | 2 | 3 | 4 | 5 to 9 | 10 to 19 | 20 to 39 | 40 or more | |||
| Running water public supply | 96,12% | 95,25% | 96,98% | 97,71% | 98,11% | 98,13% | 98,18% | 98,25% | 97,77% | ||
| Running water private supply | 3,43% | 4,20% | 2,63% | 1,80% | 1,56% | 1,59% | 1,64% | 1,64% | 2,02% | ||
| Evacuation of residual waters (sewage) | 97,17% | 96,41% | 96,70% | 98,01% | 98,93% | 99,20% | 99,37% | 99,60% | 99,01% | ||
| Evacuation of residual waters (another type) | 2,05% | 2,61% | 2,45% | 1,18% | 0,56% | 0,49% | 0,43% | 0,28% | 0,76% | ||
| Porter service (only automatic) | 53,39% | 45,44% | 42,88% | 62,63% | 72,73% | 82,82% | 81,63% | 74,17% | 41,44% | ||
| Porter service (only person) | 0,33% | 0,29% | 0,30% | 0,36% | 0,45% | 0,26% | 0,34% | 0,56% | 1,81% | ||
| Porter service (both) | 4,84% | 1,20% | 0,99% | 1,72% | 2,24% | 7,77% | 14,87% | 23,41% | 55,38% | ||
| Has garage | 39,98% | 48,41% | 31,92% | 22,15% | 18,29% | 21,97% | 20,99% | 17,17% | 22,28% | ||
| Has gas | 61,92% | 56,10% | 51,53% | 57,15% | 62,53% | 76,21% | 84,63% | 86,21% | 85,52% | ||
| Has telephone | 91,57% | 89,04% | 90,84% | 94,48% | 96,45% | 98,37% | 98,85% | 98,96% | 98,14% | ||
| Has central hot water | 40,45% | 46,14% | 39,35% | 29,81% | 27,70% | 24,63% | 23,17% | 28,05% | 40,12% | ||
| TOTAL | . | . | 508882 | 341067 | 34382 | 9818 | 7631 | 35585 | 46872 | 26449 | 7078 |