Population Growth for American Samoa was -0.20813 % Chg. at Annual Rate in January of 2020, according to the United States Federal Reserve. Historically, Population Growth for American Samoa reached a record high of 4.12382 in January of 1984 and a record low of -1.51396 in January of 2008. Trading Economics provides the current actual value, an historical data chart and related indicators for Population Growth for American Samoa - last updated from the United States Federal Reserve on March of 2024.