Information on 1980 Scholastic Aptitude Test (SAT) scores and characteristics of Maryland college-bound seniors, along with trends for 1974-80, are considered. Numbers of Maryland high school graduates taking the test, the race and sex of test-takers, SAT scores for Maryland and the United States for 1972-80, and the Maryland mean score on the SAT by sex for 1974-80 are indicated. Information is also presented on the following: trends in the proportion of college-bound seniors planning to seek special assistance in certain areas; trends in the proportion of college-bound seniors planning to apply for advanced placement; trends in the college-bound seniors' mean number of years of study in certain academic subjects by sex; trends in degree level goals of college-bound seniors; trends in the grade point average of college-bound seniors in Maryland and the United States; trends in intended areas of study of college-bound seniors for 1975-80 for all students combined and for females separately; the rank order by SAT score of the intended areas of study of Maryland seniors; trends in SAT scores by intended areas of study for 1978-80; college-bound seniors' annual parental median income and median estimated contribution toward college cost by race; and trends in the number of college-bound seniors who requested scores be sent to Maryland institutions and to out-of-state institutions. A profile of the high school seniors (in-state and out-of-state) who requested their SAT scores be sent to Maryland institutions is presented and further broken down by private and public institutions. (SW)