Stone-building-in-Wissahickon-Valley-Park-2025-08-29 01.jpg
Fjalnes · CC BY-SA 4.0

Forbidden Drive is a 2.3-mile out-and-back in Wissahickon Valley Park near Manatawna, PA. It climbs 278 ft, with sections as steep as 16% grade. It scores 20/100 on the Ambleway Wildness scale: paved and peopled.

Elevation

0 mi95 – 302 ft · steepest grade: 16%2.7 mi

Getting there

Trailhead: Summit Avenue Entrance 40.06180, -75.22692
Nearest town Manatawna, PA

Directions

AMBLEWAYwww.ambleway.com

Forbidden Drive

2.3 mi · ▲ 278 ft · 54 min

Elevation 96–302 ft

Out & Back · Wissahickon Valley Park

Trailhead: Summit Avenue Entrance · 40.06180, -75.22692

Weather Sep 5: sunrise 6:33 AM · sunset 7:28 PM

Parking lot at the trailhead

  1. Start at the trailhead, heading E.
  2. 0.1 miSharp left onto Yellow Trail, heading W.
  3. 0.3 miSharp left, heading N.
  4. 0.1 miTurn left onto Forbidden Drive, heading E.
  5. 450 ftTurn right onto Rex Avenue, heading NE.
  6. 250 ftTurn left onto Orange Trail, heading N.
  7. 0.4 miBear right, heading NW.
  8. 50 ftTurn left, heading NW.
  9. 50 ftTurn left, heading NW.
  10. 200 ftSharp left onto Forbidden Drive, heading NW.
  11. 0.4 miBear right, heading SE.
  12. 450 ftBear left onto Yellow Trail, heading SE.
  13. 350 ftTurn right onto Forbidden Drive, heading S.
  14. 250 ftTurn right, heading SW.
  15. 0.4 miSharp right, heading S.
  16. 0.2 miContinue straight onto Yellow Trail, heading SE.
  17. 50 ftBear left, heading SE.
  18. 450 ftArrive back at the trailhead.

Each distance is the walk from the previous step. Tap a step for a map of its junction.

Trail surface

57% dirt39% gravel1% boardwalk3% unspecified

Weather

Sunrise 6:33 AMSunset 7:28 PM

Good to know

  • Parking lot at the trailhead

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