From the Beltway:
1.) Exit 9A or 9C (Route 66 West) to Fairfax County Parkway exit.
2.) Left on Fair Lakes Parkway,
3.) Right on Stringfellow Road,
4.) Then immediate left into park.
From Fairfax:
1.) Take 50 West toward Chantilly.
2.) Turn left onto Stringfellow Road.
3.) Go past Chantilly High School and Rocky Run School.
4.) Poplar Tree Park is on your right side.