The Serial Color-Word Test was administered to nonclinical volunteers of three age strata (17 29, 30-45, 46-65 yr.). Sex differences on the 17 variables of the test were explored for each age stratum, Only six significant intersex differences were found. In all age strata women scored significantly higher on linear regression of reading times in one of the last two subtests, i.e., R-4 or R-5.