“Census statistics released today provide population estimates for our nation’s 381 metropolitan statistical areas, 536 micropolitan statistical areas and 3,142 counties…Between July 1, 2014, and July 1, 2015, Washington-Arlington-Alexandria, D.C.-Va.-Md.-W.Va., surpassed Philadelphia-Camden-Wilmington, Pa.-N.J.-Del.-Md., to become the sixth most populous metro area. New York-Newark-Jersey City, N.Y.-N.J.-Pa., remained the most populous, followed by Los Angeles, Chicago-Naperville-Elgin, Ill.-Ind.-Wis., Dallas and Houston…”