http://eire.census.gov/popest/archives/state/st_81asrh.php 
data & docs for "Estimates of the Population of States
by Age, Sex, Race, and Hispanic Origin: 1981 to 1989"

http://eire.census.gov/popest/archives/state/st_sasrh.php 
data & docs for "Estimates of the Population of States
by Age, Sex, Race and Hispanic Origin: 1990 to 1999" 

http://eire.census.gov/popest/archives/pre1980.php 
is the source of
e7080sta.txt -- State Population Estimates, 1970-1980, Selected Age Groups 
e7079co.zip -- 1970-1979 Population Estimates of U.S. States and Counties
               ( contains only E7079CO.DAT )

Jean Roth , jroth@nber.org , 2004-04-09