| Households in buildings mainly accommodating dwellings, according to size of the household by facilities in the building . 28-Madrid |
| TOTAL | 1 person | 2 people | 3 people | 4 people | 5 people | 6 people | 7 people | 8 people | 9 people | 10 or more people | ||
| Running water public supply | 97,80% | 98,07% | 97,88% | 97,70% | 97,67% | 97,66% | 97,61% | 97,57% | 97,82% | 97,66% | 98,37% | |
| Running water private supply | 1,99% | 1,71% | 1,92% | 2,09% | 2,16% | 2,17% | 2,19% | 2,19% | 1,95% | 1,97% | 1,37% | |
| Evacuation of residual waters (sewage) | 99,18% | 99,13% | 99,19% | 99,19% | 99,23% | 99,19% | 99,14% | 98,94% | 99,18% | 98,74% | 98,87% | |
| Evacuation of residual waters (another type) | 0,56% | 0,59% | 0,55% | 0,56% | 0,55% | 0,58% | 0,57% | 0,69% | 0,54% | 1,02% | 0,63% | |
| Porter service (only automatic) | 68,14% | 64,53% | 68,32% | 69,55% | 69,74% | 68,11% | 67,08% | 67,72% | 69,69% | 72,24% | 70,90% | |
| Porter service (only person) | 0,63% | 0,92% | 0,64% | 0,53% | 0,47% | 0,55% | 0,63% | 0,73% | 0,88% | 0,74% | 1,07% | |
| Porter service (both) | 22,64% | 25,46% | 22,66% | 21,91% | 21,50% | 21,89% | 21,70% | 20,16% | 18,30% | 16,84% | 16,67% | |
| Has garage | 24,07% | 18,03% | 21,71% | 25,35% | 29,26% | 28,51% | 26,42% | 24,25% | 21,27% | 18,62% | 13,60% | |
| Has gas | 82,10% | 79,41% | 82,19% | 83,27% | 83,38% | 82,56% | 81,04% | 79,98% | 78,98% | 78,33% | 75,88% | |
| Has telephone | 98,38% | 98,01% | 98,39% | 98,52% | 98,60% | 98,51% | 98,14% | 97,63% | 97,86% | 97,81% | 97,00% | |
| Has central hot water | 31,06% | 28,53% | 29,09% | 30,95% | 33,83% | 35,34% | 34,79% | 33,14% | 30,33% | 29,67% | 24,62% | |
| TOTAL | 1866869 | 361529 | 475719 | 402303 | 418243 | 137628 | 41890 | 14879 | 6835 | 3249 | 4594 | |