Residential Sector
Canada
Table 28: Single Detached Heating System Stock by Heating System Type
  2000   2016 2017 2018 2019 2020 2021
Total Single Detached Heating System Stock (thousands) 6,843   8,188 8,246 8,320 8,398 8,479 8,567

Heating System Stock by Heating System Type (thousands)
Heating Oil – Normal Efficiency 189   1 1 1 1 1 0
Heating Oil – Medium Efficiency 418   427 401 372 347 318 292
Heating Oil – High Efficiency 0   0 0 0 0 0 0
Natural Gas – Normal Efficiency 1,553   0 0 0 0 0 0
Natural Gas – Medium Efficiency 1,090   1,357 1,271 1,182 1,094 1,006 920
Natural Gas – High Efficiency 624   2,382 2,481 2,594 2,717 2,842 2,966
Electric 1,538   2,174 2,213 2,253 2,279 2,307 2,336
Heat Pump 350   612 628 646 667 689 712
Other1 76   114 120 128 133 138 144
Wood 52   2 2 1 1 1 1

Dual Systems
Wood/Electric 557   630 635 642 650 659 668
Wood/Heating Oil 260   295 298 300 303 307 311
Natural Gas/Electric 39   58 59 60 61 62 64
Heating Oil/Electric 96   136 138 141 144 148 151

Shares (%)
Heating Oil – Normal Efficiency 2.8   0.0 0.0 0.0 0.0 0.0 0.0
Heating Oil – Medium Efficiency 6.1   5.2 4.9 4.5 4.1 3.8 3.4
Heating Oil – High Efficiency 0.0   0.0 0.0 0.0 0.0 0.0 0.0
Natural Gas – Normal Efficiency 22.7   0.0 0.0 0.0 0.0 0.0 0.0
Natural Gas – Medium Efficiency 15.9   16.6 15.4 14.2 13.0 11.9 10.7
Natural Gas – High Efficiency 9.1   29.1 30.1 31.2 32.4 33.5 34.6
Electric 22.5   26.6 26.8 27.1 27.1 27.2 27.3
Heat Pump 5.1   7.5 7.6 7.8 7.9 8.1 8.3
Other1 1.1   1.4 1.5 1.5 1.6 1.6 1.7
Wood 0.8   0.0 0.0 0.0 0.0 0.0 0.0

Dual Systems
Wood/Electric 8.1   7.7 7.7 7.7 7.7 7.8 7.8
Wood/Heating Oil 3.8   3.6 3.6 3.6 3.6 3.6 3.6
Natural Gas/Electric 0.6   0.7 0.7 0.7 0.7 0.7 0.7
Heating Oil/Electric 1.4   1.7 1.7 1.7 1.7 1.7 1.8

Footnotes:

1) “Other” includes coal and propane.