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Number of U.S. Household Members


Page Last Revised: July 2009

Table 3. Number of Household Members by Census Region and Type of Housing Unit, 1978-2005
(Millions of Household Members)

Type of Housing Unit and Census Region 

1978

1979

1980

1981

1982

1984

1987

1990

1993

1997

2001
2005

U.S. Total

216.8 214.2 229.2 233.4 229.6 232.6 234.8 245.1 252.5 262.5 274.1 285.3

Mobile Home

13.0 10.4 11.9 10.4 9.6 12.4 12.9 14.0 14.8 15.9 17.6 17.1

Single-Family Detached

149.3 150.8 160.9 166.1 160.3 157.3 156.8 166.7 167.2 178.2 172.6 196.5

Single-Family Attached

9.2 9.2 10.3 8.3 11.3 10.7 13.1 14.4 19.0 23.2 28.4 18.8

Apartments in Buildings with 2 to 4 Units

26.1 22.1 25.2 22.9 24.9 24.8 23.9 22.4 19.4 12.6 21.6 18.8

Apartments in Buildings with 5 or More Units

19.2 21.6 21.0 25.7 23.5 27.4 28.2 27.5 32.2 32.5 34.0 34.1

Total Northeast

49.7 47.6 50.1 51.5 49.6 49.5 49.2 50.8 50.9 49.3 49.3 52.7

Mobile Home

0.7 0.5 1.4 1.3 1.0 1.5 1.7 1.5 1.2 1.0 1.5 0.7

Single-Family Detached

25.8 24.9 28.1 29.5 27.2 28.0 27.0 28.6 27.5 29.2 24.7 30.4

Single-Family Attached

5.0 3.3 5.2 3.7 5.5 4.8 5.2 5.8 6.5 7.4 7.4 6.4

Apartments in Buildings with 2 to 4 Units

10.7 8.9 8.4 9.1 9.0 8.0 7.8 8.2 7.4 3.8 6.9 6.5

Apartments in Buildings with 5 or More Units

7.5 10.1 7.0 7.8 6.8 7.3 7.6 6.7 8.4 8.0 9.0 8.7

Total Midwest

61.4 60.7 60.7 57.9 59.3 56.1 57.0 57.8 59.7 62.6 61.8 63.2

Mobile Home

2.5 1.8 1.3 1.7 1.8 2.7 3.0 4.1 3.7 2.6 3.0 1.7

Single-Family Detached

48.4 48.6 46.6 44.4 43.4 38.6 41.2 42.4 43.3 46.6 41.3 49.1

Single-Family Attached

1.7 1.9 0.8 0.8 1.8 2.1 2.6 1.7 2.1 4.2 7.9 3.4

Apartments in Buildings with 2 to 4 Units

7.4 6.5 8.1 5.6 6.8 7.1 5.7 5.0 4.4 4.0 5.4 3.0

Apartments in Buildings with 5 or More Units

1.4 2.0 3.9 5.3 5.5 5.5 4.5 4.6 6.3 5.2 4.2 5.9

Total South

70.2 68.3 74.9 76.8 77.0 80.6 79.9 84.3 86.8 91.7 98.8 102.7

Mobile Home

8.1 5.9 6.6 5.5 4.8 5.9 5.9 5.7 7.5 8.0 9.2 9.7

Single-Family Detached

50.9 51.6 56.5 58.2 59.7 60.5 57.1 60.8 61.3 64.7 67.9 72.1

Single-Family Attached

1.5 2.7 1.8 1.8 1.2 3.0 3.2 4.2 6.6 6.1 7.1 4.7

Apartments in Buildings with 2 to 4 Units

4.6 3.5 4.6 4.3 5.1 3.8 5.4 5.4 3.7 3.1 5.3 4.3

Apartments in Buildings with 5 or More Units

5.1 4.7 5.5 6.9 6.2 7.5 8.4 8.2 7.7 9.8 9.3 11.9

Total West

35.5 37.6 43.5 47.2 43.7 46.4 48.7 52.1 55.0 58.8 64.2 66.7

Mobile Home

1.7 2.3 2.6 1.8 2.0 2.3 2.3 2.7 2.5 4.4 3.9 5.0

Single-Family Detached

24.2 25.7 29.8 33.9 29.9 30.2 31.5 35.0 35.1 37.7 38.8 44.8

Single-Family Attached

1.1 1.3 2.5 2.0 2.8 0.9 2.1 2.6 3.8 5.5 6.0 4.4

Apartments in Buildings with 2 to 4 Units

3.4 3.3 4.1 3.8 4.0 6.0 5.1 3.9 3.9 1.8 4.0 4.9

Apartments in Buildings with 5 or More Units

5.1 4.8 4.6 5.6 5.0 7.0 7.6 8.0 9.8 9.4 11.5 7.6

Sources: Energy Information Administration, Residential Energy Consumption Surveys, 1978, 1979, 1980, 1981, 1982, 1984, 1987, 1990, 1993, 1997, 2001 and 2005.