| Whole country | Dwelling with running hot water | | 82.1 | 82.6 | 81.3 | 90.9 | 91.9 |
| Dwelling without running hot water | | 17.9 | 17.4 | 18.7 | 9.1 | 8.1 |
| ..urban settlement | Dwelling with running hot water | | 88.4 | 85.8 | 84.8 | 95.2 | 96.2 |
| Dwelling without running hot water | | 11.6 | 14.2 | 15.2 | 4.8 | 3.8 |
| ..rural settlement | Dwelling with running hot water | | 66.6 | 74.5 | 72.5 | 80.6 | 81.7 |
| Dwelling without running hot water | | 33.4 | 25.5 | 27.5 | 19.4 | 18.3 |
| Northern Estonia | Dwelling with running hot water | | 91.4 | 86.8 | 82.8 | 97.4 | 97.7 |
| Dwelling without running hot water | | 8.6 | 13.2 | 17.2 | 2.6 | 2.3 |
| ..Harju county | Dwelling with running hot water | | 91.4 | 86.8 | 82.8 | 97.4 | 97.7 |
| Dwelling without running hot water | | 8.6 | 13.2 | 17.2 | 2.6 | 2.3 |
| ....Harju county, excluding Tallinn | Dwelling with running hot water | | 88.3 | 91.1 | 88.4 | 93.8 | 94.0 |
| Dwelling without running hot water | | 11.7 | 8.9 | 11.6 | .. | 6.0 |
| ....Tallinn | Dwelling with running hot water | | 92.3 | 85.6 | 81.2 | 98.6 | 98.8 |
| Dwelling without running hot water | | 7.7 | 14.4 | 18.8 | .. | .. |
| Central Estonia | Dwelling with running hot water | | 76.1 | 81.0 | 73.8 | 84.0 | 86.9 |
| Dwelling without running hot water | | 23.9 | 19.0 | 26.2 | 16.0 | 13.1 |
| ..Järva county | Dwelling with running hot water | | 84.5 | 74.6 | 77.1 | 81.0 | 85.0 |
| Dwelling without running hot water | | 15.5 | 25.4 | 22.9 | 19.0 | 15.0 |
| ..Lääne-Viru county | Dwelling with running hot water | | 69.5 | 81.2 | 68.6 | 83.3 | 85.9 |
| Dwelling without running hot water | | 30.5 | 18.8 | 31.4 | 16.7 | 14.1 |
| ..Rapla county | Dwelling with running hot water | | 80.6 | 87.1 | 80.5 | 89.1 | 92.0 |
| Dwelling without running hot water | | 19.4 | 12.9 | 19.5 | .. | .. |
| Northeastern Estonia | Dwelling with running hot water | | 83.9 | 81.5 | 83.9 | 84.3 | 84.7 |
| Dwelling without running hot water | | 16.1 | 18.5 | 16.1 | 15.7 | 15.3 |
| ..Ida-Viru county | Dwelling with running hot water | | 83.9 | 81.5 | 83.9 | 84.3 | 84.7 |
| Dwelling without running hot water | | 16.1 | 18.5 | 16.1 | 15.7 | 15.3 |
| Western Estonia | Dwelling with running hot water | | 78.8 | 83.5 | 80.6 | 91.4 | 90.7 |
| Dwelling without running hot water | | 21.2 | 16.5 | 19.4 | 8.6 | 9.3 |
| ..Hiiu county | Dwelling with running hot water | | 71.9 | 82.5 | 82.0 | 90.1 | 92.2 |
| Dwelling without running hot water | | 28.1 | .. | .. | .. | .. |
| ..Lääne county | Dwelling with running hot water | | 76.3 | 74.7 | 75.7 | 94.0 | 88.3 |
| Dwelling without running hot water | | 23.7 | 25.3 | 24.3 | .. | .. |
| ..Pärnu county | Dwelling with running hot water | | 84.0 | 89.5 | 83.7 | 91.0 | 92.0 |
| Dwelling without running hot water | | 16.0 | 10.5 | 16.3 | .. | 8.0 |
| ..Saare county | Dwelling with running hot water | | 69.1 | 76.1 | 76.2 | 90.9 | 88.3 |
| Dwelling without running hot water | | 30.9 | 23.9 | 23.8 | .. | 11.7 |
| Southern Estonia | Dwelling with running hot water | | 71.5 | 76.9 | 80.7 | 85.2 | 87.6 |
| Dwelling without running hot water | | 28.5 | 23.1 | 19.3 | 14.8 | 12.4 |
| ..Jõgeva county | Dwelling with running hot water | | 62.2 | 77.1 | 78.1 | 77.6 | 82.9 |
| Dwelling without running hot water | | 37.8 | 22.9 | 21.9 | 22.4 | 17.1 |
| ..Põlva county | Dwelling with running hot water | | 64.6 | 63.8 | 79.1 | 73.1 | 76.5 |
| Dwelling without running hot water | | 35.4 | 36.2 | 20.9 | 26.9 | 23.5 |
| ..Tartu county | Dwelling with running hot water | | 85.6 | 84.9 | 86.2 | 91.8 | 94.9 |
| Dwelling without running hot water | | 14.4 | 15.1 | 13.8 | 8.2 | .. |
| ..Valga county | Dwelling with running hot water | | 67.9 | 68.2 | 72.4 | 81.6 | 81.8 |
| Dwelling without running hot water | | 32.1 | 31.8 | 27.6 | 18.4 | 18.2 |
| ..Viljandi county | Dwelling with running hot water | | 72.3 | 78.4 | 78.6 | 85.5 | 83.2 |
| Dwelling without running hot water | | 27.7 | 21.6 | 21.4 | 14.5 | 16.6 |
| ..Võru county | Dwelling with running hot water | | .. | 64.8 | 74.1 | 78.4 | 82.5 |
| Dwelling without running hot water | | .. | 35.2 | 25.9 | 21.6 | 17.5 |