"household type" is correct and can be used in written English, especially in a more informal context.
For example: "She was looking for a job that suited her particular household type."
The predominant household type in New York today is a single person living alone.
The composition of the population by age household type and age group was requested for all the data.
Differences by household type (i.e., married, female-headed, male-headed, and cohabitants) are explored.
The subsets are obtained by cross-classifying by household type and administrative region.
And this one shows the impact of all tax and benefit changes since the election, by household type.
The second most common UK household type is people living alone; there are 7.7m of these households, 29% of the total.
"Did you know that aside from childless couples the most common household type in America is an adult living alone?
And, of course, in that £200bn "welfare bill" were also pensioners – the household type least likely to be in the bottom fifth of the income distribution.
The authors say that the coalition's tax benefit changes hit families with children under five harder than any other household type.
They found that the biggest victims of the spending cuts made since 2010 were children, and their parents: "Tax-benefit reforms hit families with children under five harder than any other household type.
Figure 2 The WITB by household type and income, 2010.
