3.7 - NATURAL GAS ENERGY INTENSITY PER HEATED AREA (EXCLUDING GARAGE)
  Gigajoules of natural gas consumed per heated area using natural gas (GJ/m2) by type of dwelling1
Double/row houses Low-rise apartments High-rise apartments Mobile homes
Gigajoules per heated square metre 0.43 A 0.48 A 0.68 A 0.73 A
Type of dwelling
Single detached house                
Double/row house                
Low-rise apartment                
High-rise apartment                
Mobile home                
Don't know/not stated                
Dwelling construction date
Before 1950 U U
1950 – 1969 0.49 A U U U
1970 – 1979 0.46 A U U U
1980 – 1989 0.43 A U U U
1990 – 1999 0.40 A 0.61 M U U
2000 – 2011 0.42 A 0.54 A U U
Heated area of dwelling excluding garage
56 square metres or less (600 square feet or less) U U U
56 to 93 square metres (601 to 1,000 square feet) U 0.37 A 0.83 A U
93 to 139 square metres (1,001 to 1,500 square feet) 0.55 A 0.53 A U U
139 to 186 square metres (1,501 to 2,000 square feet) 0.41 A U U U
186 to 232 square metres (2,001 to 2,500 square feet) 0.43 A U U
232 or more square metres (2,501 or more square feet) 0.35 A U U U
Occupation mode
Own 0.41 A 0.47 A 0.54 A 0.73 A
Rent 0.56 A 0.49 M 0.86 A
Number of people in the household
1 member 0.46 A 0.55 M 0.74 A U
2 members 0.43 A 0.44 A 0.82 M U
3 members 0.38 A U U U
4 or more members 0.46 A U U U
Not stated U U U U
Occupant demographics
Households with only 18 to 24 year old members U U U
Households with only 25 to 44 year old members U U U
Households with only 45 to 64 year old members 0.41 A 0.39 A U U
Households with only 65 + year old members 0.45 A 0.68 M U U
Households with adults and children 0 to 12 only 0.41 A U U U
Households with adults and teens 13 to 19 only 0.49 A U U U
Households with adults and members 0 to 12 and 13 to 19 U U
Other compositions 0.40 A U U U
Not stated U U U U
Dwelling part of a condominium
Yes 0.40 A 0.46 A 0.50 M
No 0.46 A 0.49 M 0.94 A
Valid skip 0.42 A 0.73 A
Don't know U
Not stated U U U U
Household income
Less than $20,000 U U U U
$20,000 to less than $40,000 0.42 A 0.55 A U U
$40,000 to less than $60,000 0.44 A 0.48 A U U
$60,000 to less than $80,000 0.44 A U U U
$80,000 to less than $100,000 0.47 A U U U
$100,000 to less than $150,000 0.40 A U U U
$150,000 and over 0.38 A U U U
Not stated 0.46 A U U U
Highest level of education ever completed by any member of the household
0 to 8 years or some secondary U U U
Grade 11 to 13, graduate 0.43 A U U U
Some postsecondary or postsecondary certificate or diploma 0.44 A 0.37 A U U
University 0.42 A 0.45 A 0.80 A U
Not stated U U U U

Footnotes:

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

Note:

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

Legend:

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

Source:

2011 Survey of Household Energy Use