Number of households by type of dwelling1
Double/row houses Low-rise apartments High-rise apartments Mobile homes
Dwelling with a central heating unit or heating unit used by their household only
Dwelling unit 1,444,853 A 1,080,281 A 381,016 M 138,895 M
Central unit 178,277 A 678,326 A 500,666 A U
Don't know 115,823 M 249,081 M U U
Not stated 12,102 M U U U
Main energy source used for heating
Electricity 764,951 A 1,401,381 A 585,348 A U
Natural gas 792,891 A 251,644 M 159,064 M U
Heating oil U U U U
Wood U U U
Propane U U U
Other U U U
Dual source U U U
Don't know U 237,933 M 199,550 M U
Not stated U U U
Type of main heating equipment
Furnace 895,005 A 277,145 M 225,166 M 122,718 M
Boiler 129,214 M 437,752 A 213,504 M U
Heating stove (burning wood, pellets, corn, coal …) U U U
Electric radiant heating U U U
Electric baseboards 572,924 M 1,113,060 A 396,115 A U
Gas fireplace U U U U
Other U U U U
Heat pump U U U U
Don't know U U U
Not stated U U U


1 Does not include the "Don't know / not stated" category.


Due to rounding, the numbers may not add up and may differ slightly among tables.


The letter beside each estimate classifies its quality as follows: A–Acceptable, M–Use with caution, U–Too unreliable to be published.


2011 Survey of Household Energy Use