| 2000 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Total Households (thousands) | 2,991.2 | 3,405.0 | 3,477.0 | 3,513.0 | 3,547.0 | 3,580.0 | 3,551.0 | 3,591.5 | 3,632.0 | 3,670.5 | 3,709.0 | |
Households by Building Type (thousands) | ||||||||||||
| Single Detached | 1,339.0 | 1,554.0 | 1,589.1 | 1,607.6 | 1,625.3 | 1,642.5 | 1,631.2 | 1,651.8 | 1,672.4 | 1,692.0 | 1,711.7 | |
| Single Attached | 219.4 | 285.8 | 294.4 | 300.0 | 305.4 | 310.8 | 310.7 | 316.6 | 322.6 | 328.3 | 334.1 | |
| Apartments | 1,396.9 | 1,532.0 | 1,560.2 | 1,572.2 | 1,583.3 | 1,594.0 | 1,577.2 | 1,591.3 | 1,605.4 | 1,618.6 | 1,631.8 | |
| Mobile Homes | 35.9 | 33.2 | 33.4 | 33.2 | 33.0 | 32.8 | 32.0 | 31.8 | 31.7 | 31.5 | 31.4 | |
Shares (%) | ||||||||||||
| Single Detached | 44.8 | 45.6 | 45.7 | 45.8 | 45.8 | 45.9 | 45.9 | 46.0 | 46.0 | 46.1 | 46.1 | |
| Single Attached | 7.3 | 8.4 | 8.5 | 8.5 | 8.6 | 8.7 | 8.7 | 8.8 | 8.9 | 8.9 | 9.0 | |
| Apartments | 46.7 | 45.0 | 44.9 | 44.8 | 44.6 | 44.5 | 44.4 | 44.3 | 44.2 | 44.1 | 44.0 | |
| Mobile Homes | 1.2 | 1.0 | 1.0 | 0.9 | 0.9 | 0.9 | 0.9 | 0.9 | 0.9 | 0.9 | 0.8 | |
Households by Energy Source (thousands) | ||||||||||||
| Electricity | 2,064.7 | 2,812.7 | 2,900.2 | 2,956.3 | 3,009.2 | 3,059.8 | 3,056.1 | 3,111.2 | 3,156.2 | 3,199.2 | 3,242.1 | |
| Natural Gas | 176.8 | 190.2 | 195.4 | 198.4 | 201.2 | 203.8 | 202.4 | 204.4 | 206.8 | 208.9 | 210.9 | |
| Heating Oil | 513.4 | 204.3 | 187.7 | 170.5 | 154.7 | 140.2 | 125.0 | 114.0 | 108.8 | 103.9 | 99.4 | |
| Other1 | 4.1 | 8.1 | 9.2 | 10.3 | 11.5 | 12.8 | 13.9 | 15.3 | 16.1 | 16.9 | 17.7 | |
| Wood | 232.1 | 189.7 | 184.5 | 177.4 | 170.4 | 163.4 | 153.6 | 146.7 | 144.2 | 141.6 | 138.9 | |
Shares (%) | ||||||||||||
| Electricity | 69.0 | 82.6 | 83.4 | 84.2 | 84.8 | 85.5 | 86.1 | 86.6 | 86.9 | 87.2 | 87.4 | |
| Natural Gas | 5.9 | 5.6 | 5.6 | 5.6 | 5.7 | 5.7 | 5.7 | 5.7 | 5.7 | 5.7 | 5.7 | |
| Heating Oil | 17.2 | 6.0 | 5.4 | 4.9 | 4.4 | 3.9 | 3.5 | 3.2 | 3.0 | 2.8 | 2.7 | |
| Other1 | 0.1 | 0.2 | 0.3 | 0.3 | 0.3 | 0.4 | 0.4 | 0.4 | 0.4 | 0.5 | 0.5 | |
| Wood | 7.8 | 5.6 | 5.3 | 5.1 | 4.8 | 4.6 | 4.3 | 4.1 | 4.0 | 3.9 | 3.7 | |