1921 Census of England and Wales, General Report with Appendices, Table 19 : " Distribution of Private Families according to the Number of Rooms occupied. England and Wales".

Unit
of
Occupation
(Rooms).		 Private Families. Population
in
Private
Families
1921.		 Average
Size of
Family
(Persons).		 Average
Number of
Rooms
per Person.
Number
1921.		 Increase or
Decrease
(-) 1911-
1921.		 Distribution
per cent.
1921. 1911. 1921. 1911. 1921. 1911.
1 317,417 62,707 3.6 3.2 623,869 1.97 1.90 0.51 0.53
2 917,958 257,486 10.5 8.3 2,834,802 3.09 3.18 0.65 0.63
3 1,358,681 250,808 15.5 13.9 5,330,506 3.92 4.00 0.76 0.75
4 2,144,183 162,755 24.4 25.0 9,052,608 4.22 4.31 0.95 0.93
5 1,815,058 175,960 20.8 20.7 8,247,536 4.54 4.73 1.10 1.06
6 1,126,182 36,863 12.9 13.7 5,037,734 4.47 4.70 1.34 1.28
7 441,690 -28,233 5.1 5.9 1,981,853 4.49 4.75 1.56 1.47
8 262,607 -18,725 3.0 3.5 1,213,883 4.62 4.88 1.73 1.64
9 131,363 -25,303 1.5 2.0 628,275 4.78 5.07 1.88 1.78
10 and over. 224,058 -78,258 2.7 3.8 1,228,880 5.48 5.88 2.26 *
                   
Total 8,739,197 796,060 100.0 100.0 36,179,946 4.14 4.36 1.10 *

* Information not available.