The age classification is based on the age of the person in completed years as of April 1, 1960, as determined from the reply to a question on month and year of birth.
Table D. Median Age of the White Population, By Nativity and Parentage, For Conterminous United States: 1900 To 1960
| Census year |
Total |
Native |
Foreign born |
| Total |
Native of foreign or mixed parentage |
| 1960 |
30.1 |
28.3 |
43.0 |
57.7 |
| 1950 |
30.6 |
28.6 |
23.8 |
56.1 |
| 1940 |
29.5 |
26.9 |
29.4 |
51.0 |
| 1930 |
26.9 |
23.7 |
24.7 |
43.9 |
| 1920 |
25.6 |
22.4 |
21.6 |
40.0 |
| 1910 |
24.4 |
21.4 |
20.0 |
37.2 |
| 1900 |
23.4 |
20.2 |
18.2 |
38.5 |
