Table 3.8b – Natural Gas Intensity Per Heated Area (excluding Garage) By Dwelling Type


 Gigajoules of natural gas consumed per heated square metre (GJ/m2) by type of dwelling
Single detached houses Double / Row or Terrace / Duplex Low-rise apartments High-rise apartments Mobile homes Don’t know / Not stated
Natural Gas Intensity 0.29 A 0.27 A 0.21 A 0.17 M 0.23 M 0.25 A
Dwelling construction date
Before 1946 0.31 A 0.31 A - U - U - - - U
1946 – 1960 0.34 A - U - U - U - U - U
1961 – 1977 0.30 A 0.22 A 0.23 M - U - U - U
1978 – 1983 0.27 A 0.28 M - U - U - U - U
1984 – 1995 0.25 A 0.28 A - U - U - U 0.38 A
1996 – 2000 0.29 A 0.34 A - U - U - U - U
2001 – 2010 0.26 A 0.31 A 0.33 M - U - U - U
2011 or later 0.28 A 0.26 M - U - U - U - U
Not stated - U - U - U - U - U - U
Heated area of dwelling excluding garage
55 square metres or less (600 square feet or less) 0.28 M - U - U - U - U - U
56 to 95 square metres (601 to 1,000 square feet) 0.33 A 0.26 M 0.26 M 0.14 M - U - U
96 to 140 square metres (1,001 to 1,500 square feet) 0.31 A 0.30 A 0.25 M - U - U 0.34 A
141 to 185 square metres (1,501 to 2,000 square feet) 0.29 A 0.34 A - U - U - U - U
186 to 230 square metres (2,001 to 2,500 square feet) 0.29 A 0.23 M - U - U - U - U
231 to 280 square metres (2,501 to 3,000 square feet) 0.25 A - U - U - - - U - U
281 to 325 square metres (3,001 to 3,500 square feet) 0.23 A - U - 0 - - - - - -
326 to 371 square metres (3,501 to 4,000 square feet) 0.22 M - U - - - - - - - -
372 or more square metres (4,001 or more square feet) 0.23 A - U - U - U - U - U
Don’t know/Not stated 0.30 M - U - U - U - U - U
Occupation Mode
Own 0.28 A 0.26 A 0.29 M 0.26 M 0.23 M 0.23 A
Rent 0.43 A 0.29 A 0.19 M 0.14 M - U - U
Don’t Know/Not Stated - U - - - - - - - - - -
Number of people in the household
1 member 0.25 A 0.23 A 0.21 M 0.19 M - U 0.35 M
2 members 0.27 A 0.29 A 0.21 M 0.16 M - U 0.18 M
3 members 0.30 A 0.24 M - U - U - U - U
4 or more members 0.31 A 0.30 A - U - U - U - U
Occupant demographics
Households with only 18 to 24 year old members - - - - - - - - - - - U
Households with only 25 to 44 year old members - U - U - U - U - - - -
Households with only 45 to 64 year old members 0.30 A 0.27 A - U - U - U - U
Households with only 65 + year old members 0.26 A 0.30 A 0.17 M - U - U - U
Households with adults and children 0 to 12 only 0.27 A 0.26 A 0.19 M 0.19 M - U 0.27 M
Households with adults and teens 13 to 19 only 0.34 A 0.26 A - U - U - U - U
Households with adults and members 0 to 12 and 13 to 19 0.27 A 0.22 M - U - U - U - U
Other compositions 0.26 A - U - U - U - - - U
Not stated 0.30 A 0.31 A 0.21 M - U - U - U
Dwelling part of a condominium
Yes - - 0.34 A 0.31 M 0.20 M - - - -
No - - 0.23 A 0.17 M 0.16 M - - - -
Valid skip Footnote 1 0.29 A 0.26 A - - - - 0.23 M 0.25 A
Not stated - - - U - U - - - - - -
Household income
Less than $20,000 0.32 M - U - U - U - U - U
$20,000 to less than $40,000 0.28 A 0.24 M - U - U - U - U
$40,000 to less than $60,000 0.25 A 0.26 A 0.26 M - U - U - U
$60,000 to less than $80,000 0.27 A 0.31 A - U - U - U - U
$80,000 to less than $100,000 0.28 A 0.26 A - U - U - U - U
$100,000 to less than $150,000 0.29 A 0.27 A 0.32 M - U - U - U
$150,000 and over 0.30 A 0.25 A - U - U - U - U
Highest level of education ever completed by any member of the household
0 to 8 years or some secondary 0.25 A - U - U - U - U - U
Grade 11 to 13, graduate 0.29 A 0.30 A 0.15 M - U - U - U
Some postsecondary or postsecondary certificate or diploma 0.26 A - U - U - U - U - U
University 0.26 A 0.29 A 0.18 M - U - U - U
University certificate, diploma, degree above the bachelor’s level 0.27 A 0.26 M - U - U - U - U
Don’t know/Not stated 0.30 A 0.26 A 0.30 M 0.20 M - U 0.21 M

Legend:

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

Notes:

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

Source:

2019 Survey of Household Energy Use