Child population ages 0-17.
Figures for 1980, 1990, and 2000 represent Census counts from April 1 of the stated years. Data presented for 2001 through 2009 are Vintage 2009 population estimates. Data presented for 2010 through 2016 are Vintage 2016 population estimates. Each year the U.S. Census Bureau revises its population estimates. Therefore, data presented here may differ from previously published estimates.
Population Division, U.S. Census Bureau.
1980: U.S. Census Bureau: Census 1980, Summary Tape File 1, extracted from National Historical Geographic Information System; 1990: U.S. Census Bureau; Census 1990, Summary File 1, extracted from National Historical Geographic Information System; 2000: U.S. Census Bureau; Census 2000, Summary File 1, extracted from American Fact Finder; 2001-2009: Population Estimates Program, Population Division, U.S. Census Bureau Washington D.C. Release Date: June 2010, available at http://www.census.gov/popest/estimates.php; 2010-2012: National Center for Health Statistics. Vintage 2016 postcensal estimates of the resident population of the United States (April 1, 2010, July 1, 2010-July 1, 2016), by year, county, single-year of age (0, 1, 2, .., 85 years and over), bridged race, Hispanic origin, and sex. Prepared under a collaborative arrangement with the U.S. Census Bureau. Available from: http://www.cdc.gov/nchs/nvss/bridged_race.htm as of June 13, 2013, following release by the U.S. Census Bureau of the unbridged Vintage 2012 postcensal estimates by 5-year age group on June 13, 2013.