Residential Space Heating Energy Use by Energy Source and Building Type
  1990   2014 2015
Total Space Heating Energy Use (PJ)a 957.5   1,025.9 963.7

Energy Use by Energy Source (PJ)a
Electricity 158.6   262.9 242.3
Natural Gas 395.6   529.5 486.0
Heating Oil 166.4   64.9 62.5
Other1 18.2   12.7 12.2
Wood 218.6   155.8 160.7

Energy Use by Building Type (PJ)a
Single Detached 722.9   749.7 703.4
Single Attached 71.9   94.9 89.3
Apartments 137.2   158.1 149.2
Mobile Homes 25.4   23.2 21.9

Activity
Total Floor Space (million m2)a 1,208   1,997 2,026
Energy Intensity (GJ/m2)a 0.79   0.51 0.48
Heat Gains (PJ)a 89.8   116.0 106.2
Heating Degree-Day Indexa,b 0.92   0.98 0.92

Footnotes:

1) “Other” includes coal and propane.

Sources:

a) Natural Resources Canada, Residential End-Use Model, Ottawa, 2017.
b) Environment and Climate Change Canada, Climate Summaries, Monthly Values of Degree-Days Below 18.0°C, 1990–2015, Ottawa.