is springfield located in sumner county?
<answer> No, Springfield is not located in sumner county. <context> Sponsored Topics. Springfield is a census-designated place in Fairfax County, Virginia, United States and a suburb of Washington, D.C. The Springfield CDP is recognized by the U.S. Census Bureau with a population of 30,417 as of the 2000 census. Springfield is located at 38°46′45″N 77°11′4″W / 38.77917°N 77.18444°W / 38.77917; -77.18444 (38.779238, -77.184636).