Residential Sector
Canada
Table 27: Heating System Stock by Building Type and Heating System Type
  2000   2013 2014 2015 2016 2017 2018 2019 2020 2021
Total Heating System Stock (thousands) 12,200   14,622 14,791 14,971 15,143 15,317 15,520 15,722 15,944 16,186

Heating System Stock by Building Type (thousands)
Single Detached 6,843   8,018 8,080 8,135 8,188 8,246 8,320 8,398 8,479 8,567
Single Attached 1,285   1,715 1,748 1,779 1,811 1,845 1,882 1,915 1,950 1,987
Apartments 3,839   4,622 4,694 4,786 4,872 4,952 5,042 5,131 5,235 5,350
Mobile Homes 233   267 269 271 272 274 276 278 280 282

Shares (%)
Single Detached 56.1   54.8 54.6 54.3 54.1 53.8 53.6 53.4 53.2 52.9
Single Attached 10.5   11.7 11.8 11.9 12.0 12.0 12.1 12.2 12.2 12.3
Apartments 31.5   31.6 31.7 32.0 32.2 32.3 32.5 32.6 32.8 33.1
Mobile Homes 1.9   1.8 1.8 1.8 1.8 1.8 1.8 1.8 1.8 1.7

Heating System Stock by Heating System Type (thousands)
Heating Oil – Normal Efficiency 458   13 10 8 6 4 3 2 2 1
Heating Oil – Medium Efficiency 769   908 883 851 811 766 713 663 606 552
Heating Oil – High Efficiency 0   0 0 0 0 0 0 0 0 0
Natural Gas – Normal Efficiency 2,748   181 106 52 24 9 2 1 1 0
Natural Gas – Medium Efficiency 1,855   2,779 2,692 2,583 2,454 2,311 2,161 2,012 1,864 1,719
Natural Gas – High Efficiency 1,072   3,727 3,947 4,178 4,393 4,606 4,836 5,077 5,326 5,581
Electric 3,405   4,704 4,820 4,938 5,062 5,187 5,318 5,426 5,545 5,669
Heat Pump 414   691 708 725 743 763 787 813 841 871
Other1 129   183 191 201 212 226 244 254 265 278
Wood 271   179 169 160 152 144 138 136 134 133

Dual Systems
Wood/Electric 603   673 676 680 684 691 698 708 717 728
Wood/Heating Oil 286   324 324 326 327 330 333 336 341 345
Natural Gas/Electric 53   77 78 79 81 82 84 86 88 90
Heating Oil/Electric 136   185 188 191 195 199 203 208 214 219

Shares (%)
Heating Oil – Normal Efficiency 3.8   0.1 0.1 0.1 0.0 0.0 0.0 0.0 0.0 0.0
Heating Oil – Medium Efficiency 6.3   6.2 6.0 5.7 5.4 5.0 4.6 4.2 3.8 3.4
Heating Oil – High Efficiency 0.0   0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
Natural Gas – Normal Efficiency 22.5   1.2 0.7 0.4 0.2 0.1 0.0 0.0 0.0 0.0
Natural Gas – Medium Efficiency 15.2   19.0 18.2 17.3 16.2 15.1 13.9 12.8 11.7 10.6
Natural Gas – High Efficiency 8.8   25.5 26.7 27.9 29.0 30.1 31.2 32.3 33.4 34.5
Electric 27.9   32.2 32.6 33.0 33.4 33.9 34.3 34.5 34.8 35.0
Heat Pump 3.4   4.7 4.8 4.8 4.9 5.0 5.1 5.2 5.3 5.4
Other1 1.1   1.2 1.3 1.3 1.4 1.5 1.6 1.6 1.7 1.7
Wood 2.2   1.2 1.1 1.1 1.0 0.9 0.9 0.9 0.8 0.8

Dual Systems
Wood/Electric 4.9   4.6 4.6 4.5 4.5 4.5 4.5 4.5 4.5 4.5
Wood/Heating Oil 2.3   2.2 2.2 2.2 2.2 2.2 2.1 2.1 2.1 2.1
Natural Gas/Electric 0.4   0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.6
Heating Oil/Electric 1.1   1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.4

Footnotes:

1) “Other” includes coal and propane.