Ratio of Males to Females, by Age Group, 1950–2010
(number of males per 100 females, total resident population)
The following table shows the ratio of males to females in the total resident population of the United States from 1950 to 2010.
NOTES: As of April 1 for all years except 2005.
1. The April 1, 1990, census count (248,765,170) includes count resolution corrections processed through August 1997, and does not include adjustments for census coverage errors except for adjustments estimated for the 1995 Census Test in Oakland, Calif.; Paterson, N.J.; and six Louisiana parishes. These adjustments amounted to a total of 55,297 persons.
2. As of July 1; estimated.
Source: U.S. Census Bureau. 2005 data are from NC-EST2005-02, CIA World Factbook