Six Flags America is in Woodmore/Upper Marlboro, Maryland, just outside Washington, D.C., in Prince George’s County in the D.C. metro area.

Quick Scoop

  • The park’s address area is Woodmore / Upper Marlboro, Maryland, USA.
  • It sits in Prince George’s County , part of the Washington, D.C. metropolitan area.
  • It’s roughly 15 miles east of Washington, D.C. and about 30 miles southwest of Baltimore.

If you’re picturing it on a map: think between D.C. and Annapolis, slightly closer to D.C. than to Baltimore.

Information gathered from public forums or data available on the internet and portrayed here.