From BW Parkway/295:

Follow the Baltimore Washington Parkway South toward D.C. When the parkway intersects 295 follow the lanes to the left toward the 495 Capital Beltway. Take the eastbound Pennsylvania Avenue exit. Take the first right onto Fairlawn Ave. Go to the stop sign and turn right again on Nicholson St. to enter the park.

From 395:

Follow 395 North into Washington, DC toward the Southeast/Southwest Freeway. When the freeway splits veer to the right toward Martin Luther King, Jr. Ave., then take the Anacostia Park exit to the stop sign. Turn right onto Good Hope Rd. to enter the park.

From Suitland Parkway/South Capitol St.:

Follow the Suitland Parkway West toward D.C. Turn right at the traffic signal onto Firth Sterling Ave. Take a left turn at the next traffic signal onto Howard Rd. When you approach the Douglass Bridge, the lanes will split and the park entrance is to the right.