Housing Statistics in Canada
Households with multiple maintainers and the impact on homeownership rates

By Aaron Gorski, David Heisel and Jerry Situ

Release date: December 16, 2024

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Highlights

  • Almost half of households (48.9%, or 7,319,240) had multiple maintainers. A household maintainer is a person who contributes financially to housing costs.
  • In about 70% of multiple-maintainer households, maintainers were similar in age (i.e., a difference of five years or less).
  • In 7% of multiple-maintainer households, all maintainers were of the same gender.
  • In multiple-maintainer households with immigrant or Indigenous maintainers, there were often other maintainers with a different immigrant status or Indigenous identity.
  • Compared with the household homeownership rates based on the age of the primary household maintainer, the rates were similar when based on different methods of age selection. Specifically, using the age of the oldest maintainer or the primary maintainer’s spouse produced similar age-specific household homeownership rates.

Introduction

In the 2021 Census of Population, a change was made to better capture household members who contribute to housing costs (also referred to as household maintainers). Specifically, the change was made to better capture households with multiple maintainers than in past censuses.Note 

The household maintainer variable is often used to select one person to represent a household when examining housing topics. This approach is often used to examine household statistics that are disaggregated by characteristics of the occupants. For example, when examining housing demand, it is preferable to use household statistics because each household occupies one usual residence, but it is also desirable to disaggregate by individual characteristics, such as age, because housing needs vary at different stages of life.

The primary household maintainer is often used to represent the household when it includes multiple people.Note  The primary maintainer is the first household maintainer reported in the census. However, using the characteristics of a different maintainer could lead to different household statistics.

This paper examines households with multiple maintainers, with the goal of informing the robustness of household statistics derived from the characteristics of the primary household maintainer versus other maintainers. First, it examines the overall prevalence of multiple-maintainer households. Then, it examines the differences between maintainers in a household. Lastly, because homeownership rates by age are common household statistics, the robustness of those results is explored through simulations using the age of different household maintainers.

In almost half (48.9%) of households across Canada, multiple people contributed to housing costs

The 2021 Census showed that in almost half of households (48.9%, or 7.3 million out of 15.0 million) in Canada, multiple people contributed to regular monthly housing costs. Chart 1 shows that the rates of multiple-maintainer households were highest in Ontario (51.2%), British Columbia (50.9%) and Alberta (50.8%) and lowest in Nunavut (37.8%) and Quebec (44.0%). 

Chart 1:

Data table for Chart 1 
Data table for chart 1
Table summary
This table displays the results of Data table for chart 1 Multiple-maintainer households , calculated using percent units of measure (appearing as column headers).
Multiple-maintainer households
percent
Canada 48.9
N.L. 48.2
P.E.I. 50.3
N.S. 47.2
N.B. 46.9
Que. 44.0
Ont. 51.2
Man. 48.5
Sask. 47.7
Alta. 50.8
B.C. 50.9
Y.T. 47.1
N.W.T. 49.9
Nvt. 37.8

In Canada, over 90% of multiple-maintainer households had two maintainers, 6.4% had three maintainers and 3.0% had four or more maintainers. Chart 2 shows that this pattern was similar across the provinces and territories, with two-maintainer households always representing at least 85% of all multiple-maintainer households. Ontario, British Columbia, the Northwest Territories and Yukon had among the highest proportions of households with three or more maintainers. These provinces and territories also had the highest proportions of people in multigenerational and multiple-family households.Note 

Chart 2:

Data table for Chart 2 
Data table for chart 2
Table summary
This table displays the results of Data table for chart 2 Two-maintainer household, Three-maintainer household and Four-or-more-maintainer household, calculated using percent units of measure (appearing as column headers).
Two-maintainer household Three-maintainer household Four-or-more-maintainer household
percent
Canada 90.6 6.4 3.0
N.L. 94.5 4.2 1.2
P.E.I. 92.6 5.2 2.2
N.S. 92.9 5.3 1.9
N.B. 94.3 4.5 1.2
Que. 94.6 4.1 1.3
Ont. 89.1 7.1 3.8
Man. 91.2 5.8 2.9
Sask. 92.8 5.2 2.0
Alta. 89.7 7.2 3.1
B.C. 87.1 8.3 4.6
Y.T. 88.8 7.3 3.8
N.W.T. 85.4 10.0 4.5
Nvt. 87.3 8.5 4.4

Maintainers within a household are often of a similar age but different in gender and income

Because multiple-maintainer households represented a large proportion of households, using the characteristics of the primary maintainer (versus those of other maintainers) can affect household statistics if maintainers within the household had different characteristics.

Age was one characteristic that was often similar among maintainers in a household. For about 70% of multiple-maintainer households, there was an age difference among the maintainers of five years or less. This was consistent with multiple-maintainer households largely consisting of couples, who were often of a similar age.

Gender, by contrast, was often different among maintainers in a household. In 7.0% of multiple-maintainer households, all maintainers were of the same gender. This was again consistent with multiple-maintainer households largely consisting of couples, who were often of different genders.

Total income was also different among maintainers within a household. In over three-quarters (77.1%) of multiple-maintainer households, there was a difference in income of more than $10,000 among the maintainers.


Table 1
Age, gender and income differences for households with multiple maintainers, Canada, 2021
Table summary
This table displays the results of Table 1 Age. The information is grouped by Characteristic among the maintainers in a household (appearing as row headers), All maintainers in the household share the characteristic and Not all maintainers in the household share the characteristic, calculated using number of households and percent of households units of measure (appearing as column headers).
Characteristic among the maintainers in a household All maintainers in the household share the characteristic Not all maintainers in the household share the characteristic
number of households percent of households number of households percent of households
Age difference is five years or less 5,029,300 68.7 2,289,940 31.3
Gender groupTable 1 Age, gender and income differences for households with multiple maintainers, Canada, 2021 Note 1 is the same 515,880 7.0 6,803,360 93.0
Total income difference is $10,000 or less 1,678,630 22.9 5,640,610 77.1

In multiple-maintainer households with immigrant or Indigenous maintainers, there were often other maintainers with a different immigrant status or Indigenous identity

Immigrant status and Indigenous identity are other characteristics that are often examined in the context of household statistics (for example, immigrant household ownership rates). Among multiple-maintainer households with at least one immigrant maintainer, there was often another maintainer who was not an immigrant. Similarly, among multiple-maintainer households with a maintainer who was First Nations, Métis or Inuk, there was often another maintainer who was non-Indigenous or reported a different Indigenous identity.

In about 2.5 million households, there were multiple maintainers and at least one of them was an immigrant. Among these households, just under two-thirds (58.7%) had maintainers who were all immigrants.

Among most multiple-maintainer households with a First Nations, Métis or Inuk maintainer, there were other maintainers who were either non-Indigenous or of a different Indigenous identity. Among multiple-maintainer households with at least one First Nations maintainer, just over one-quarter (28.7%) had maintainers who were all of the same Indigenous identity. Among multiple-maintainer households with at least one Métis maintainer, the equivalent proportion was lower, at 11.8%, while for multiple-maintainer households with at least one Inuk maintainer, the proportion was 42.9%.


Table 2
Immigrant status and Indigenous identity for households with multiple maintainers, Canada, 2021
Table summary
This table displays the results of Table 2 Immigrant status and Indigenous identity for households with multiple maintainers. The information is grouped by Characteristic of the maintainers (appearing as row headers), At least one maintainer has the characteristic and All maintainers have the characteristic, calculated using number of households units of measure (appearing as column headers).
Characteristic of the maintainers At least one maintainer has the characteristic All maintainers have the characteristic
number of households
Immigrant 2,537,020 1,489,525
First Nations 231,015 66,250
Métis 207,645 24,440
Inuk 12,380 5,310

Household homeownership rates by age group were similar when based on different methods to associate an age to the household

Among the characteristics examined above, age was the most consistent among household maintainers. Household homeownership rates by age of primary household maintainer are common statistics used to describe topics such as access to homeownership for young adults. However, there were 2.3 million households with maintainers who had an age difference of over five years, and this could affect age-specific household-level homeownership rates.

This section simulates age-specific homeownership ratesNote  using different methods of attributing the age characteristic to the household. Three simulations are explored: (1) age based on the youngest maintainer; (2) age based on the oldest maintainer; and (3) age based on the spouse of the primary maintainer, where applicable.Note  Age-specific homeownership rates based on the typical method of using the age of the primary household maintainer are also included for comparison.

Age-specific household homeownership rates based on the age of the oldest maintainer, as well as those based on the age of the spouse, were similar to the rates based on the age of the primary household maintainer. Chart 3 shows that the ownership rates for each of the age groups were usually within one percentage point of the others, with the largest difference being three percentage points for the age group of 25 to 29 years.

Age-specific household homeownership rates based on the age of the youngest maintainer were higher for younger age groups, compared with the rates based on the age of the primary household maintainer. Chart 3 shows that, for all age groups younger than 65 years, the age-specific household homeownership rate based on the age of the youngest maintainer was higher. For the age group of 20 to 24 years, the homeownership rate based on the age of the youngest maintainer was 30.7%, compared with 19.0% when based on the primary maintainer.

The number of households included in the younger age groups was also larger when based on the youngest maintainer, compared with the primary maintainer. Chart 4 shows that, when based on the youngest maintainer, there were 634,000 households within the 20- to 24-year-old group. This compares with 386,000 households when based on the primary maintainer.

A primary source of this difference is associated with households where adult children and parents live together and both contribute to housing costs. In the simulation for defining the primary maintainer by using the youngest maintainer, the number of primary maintainers who are a child in a census family was about 632,000. This compares with about 60,000 when based on the usual definition for the primary household maintainer.

In owner households where young adult children live with their parents, it is often the parents who own the dwelling. Therefore, basing age-specific homeownership rates on the youngest maintainer may overrepresent the extent to which these young adults own their homes.

Overall, when looking at age-specific household homeownership rates, the rates were similar when using different methods to associate an age to the household. One exception among the scenarios explored was when the age of the youngest maintainer was used. However, rates based on the youngest adult may overrepresent homeownership among young adults because of the inclusion of those who live with parents who own the home. Regardless of the method used to select age, the homeownership rate among young adults was always lower, compared with that among older adults.

Chart 3:

Data table for Chart 3 
Data table for chart 3
Table summary
This table displays the results of Data table for chart 3. The information is grouped by Age (in years) (appearing as row headers), Age based on the youngest maintainer, Age based on the oldest maintainer, Age based on the spouse and Age based on the primary maintainer, calculated using percent units of measure (appearing as column headers).
Age (in years) Age based on the youngest maintainer Age based on the oldest maintainer Age based on the spouse Age based on the primary maintainer
percent
15 to 19 33.9 18.9 17.0 15.9
20 to 24 30.7 18.1 20.5 19.0
25 to 29 43.9 33.8 38.1 36.7
30 to 34 56.5 49.9 53.4 52.6
35 to 39 64.5 60.2 62.8 61.8
40 to 44 69.2 66.1 68.1 67.1
45 to 49 72.9 70.3 71.8 71.0
50 to 54 75.0 72.5 73.9 73.2
55 to 59 76.1 74.5 75.4 74.9
60 to 64 76.2 75.6 75.8 75.7
65 to 69 75.7 76.1 75.7 75.9
70 to 74 74.0 75.5 74.4 75.0
75 and older 69.5 72.3 70.1 71.6

Chart 4:

Data table for Chart 4 
Data table for chart 4
Table summary
This table displays the results of Data table for chart 4. The information is grouped by Age (in years) (appearing as row headers), Age based on the youngest maintainer, Age based on the oldest maintainer, Age based on the spouse and Age based on the primary maintainer, calculated using number of households units of measure (appearing as column headers).
Age (in years) Age based on the youngest maintainer Age based on the oldest maintainer Age based on the spouse Age based on the primary maintainer
number of households
15 to 19 103,460 26,465 37,110 35,780
20 to 24 634,005 319,090 402,255 385,655
25 to 29 1,135,735 802,345 941,675 885,720
30 to 34 1,356,885 1,118,240 1,246,785 1,181,120
35 to 39 1,389,930 1,254,505 1,333,310 1,291,255
40 to 44 1,329,645 1,277,095 1,320,070 1,295,505
45 to 49 1,260,475 1,276,060 1,295,360 1,284,750
50 to 54 1,281,255 1,337,650 1,354,275 1,347,500
55 to 59 1,429,745 1,532,160 1,534,520 1,531,030
60 to 64 1,367,980 1,541,700 1,497,120 1,500,965
65 to 69 1,183,100 1,365,960 1,282,145 1,309,830
70 to 74 979,760 1,181,145 1,069,835 1,113,885
75 and older 1,457,835 1,877,390 1,595,350 1,746,815

Conclusion

Using the 2021 Census of Population, this study examined the number and characteristics of households with multiple maintainers. Specifically, it looked at the extent to which maintainers within a household had different or similar characteristics, with a focus on age, gender, income, immigrant status and Indigenous identity.

Just under half (48.9%) of households had multiple maintainers, and household maintainers often had different characteristics. Age was the characteristic that was most similar among household maintainers—in just under 70% of multiple-maintainer households, maintainers had an age difference of five years or less.

This analysis shows that, while there are reasons to look at household statistics that are disaggregated by person-level characteristics such as age, it is necessary to consider and understand the differences among household members and how these can affect household statistics.


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