This page provides all possible meanings and translations of the word school principal. principal, school principal, head teacher, head(noun) the educator who has executive authority for a school. she sent unruly pupils to see the principal.
United States Population (1950 - 2017) Yearly Population Growth Rate (%) The current population of the United States of America is 326,002,603 as of Thursday, April 20, 2017, based on the latest United Nations estimates. the United States population is equivalent to 4.34% of the total world population. the U.S.A. ranks number 3 in the list of countries (and dependencies) by population.
Rating Newest Oldest. Best Answer: According to the 2005 Census estimates taken by the United States Census Bureau, the total population of the United States was 281,421,906 at the 2000 Census, and is estimated to be 300,007,738 in October 2006.