9. Washington D.C.
Ninth on the list, with 9,563 units permitted over the past year, is the nation’s capital. Washington, D.C. saw the smallest growth year-over-year of 2.0 percent, but it ranked third overall in the U.S. for permits issued in the month of July, with 1,110.The average apartment rent in Washington, D.C. is expected to grow by 1.9 percent, Yardi Matrix reports.