AMBLEWAY Wildest hikes
Rails, Whitney Spur Rail Trail, Hingham MA.jpg
John Phelan · CC BY-SA 4.0
Wompatuck State Park

Prospect Hill–Triphammer Pond, 3 summits

8 mi · ▲ 279 ft · 2 hr 48 min

Prospect Hill–Triphammer Pond, 3 summits is an 8-mile out-and-back in Wompatuck State Park near Black Rock, MA. The route passes Triphammer Pond before reaching Prospect Hill at the turnaround, 4 miles in. It climbs 279 ft. It scores 6/100 on the Ambleway Wildness scale: paved and peopled.

Elevation

0 mi36 – 240 ft9.4 mi

Getting there

Trailhead: Whitney Spur Rail Trail 42.24196, -70.83706
Nearest town Black Rock, MA
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Directions

AMBLEWAYwww.ambleway.com

Prospect Hill–Triphammer Pond, 3 summits

8 mi · ▲ 279 ft · 2 hr 48 min

Elevation 36–239 ft

Out & Back · Wompatuck State Park

Trailhead: Whitney Spur Rail Trail · 42.24196, -70.83706

Weather Aug 4: Overcast, high 84°F / low 63° · precip 0% · wind 7 mph · sunrise 5:40 AM · sunset 8:01 PM

Transit-accessible: Cohasset stop 248 m from the trailhead · Parking lot at the trailhead

  1. Start on Whitney Spur Rail Trail, heading S.
  2. 0.6 miSharp left, heading S.
  3. 50 ftTurn right, heading W.
  4. 0.3 miTurn right onto James Hill Lane, heading W.
  5. 250 ftTurn left onto Whitney Spur Rail Trail, heading S.
  6. 0.4 miTurn right, heading S.
  7. 0.2 miTurn left, heading S.
  8. 150 ftBear right, heading SW.
  9. 0.3 miTurn left, heading W.
  10. 50 ftPass Triphammer Pond.
  11. 50 ftTurn right, heading SW.
  12. 150 ftTurn right, heading SW.
  13. 50 ftTurn left, heading SW.
  14. 150 ftTurn right, heading SW.
  15. 50 ftTurn left, heading SW.
  16. 0.3 miTurn left, heading SW.
  17. 0.3 miTurn right, heading SW.
  18. 0.2 miTurn right, heading E.
  19. 200 ftTurn left, heading S.
  20. 0.1 miBear right, heading S.
  21. 250 ftTurn right, heading S.
  22. 0.1 miContinue straight onto DH Trail, heading S.
  23. 50 ftBear right, heading S.
  24. 0.3 miBear right, heading S.
  25. 0.4 miTurn left, heading S.
  26. 0.3 miBear left, heading S.
  27. 150 ftReach Prospect Hill, then turn around and head back the way you came.
  28. 150 ftBear right, heading SW.
  29. 0.3 miTurn right, heading SE.
  30. 0.4 miBear left, heading W.
  31. 0.4 miTurn left, heading N.
  32. 250 ftBear left, heading N.
  33. 0.1 miTurn right, heading NW.
  34. 200 ftTurn left, heading NW.
  35. 0.2 miTurn left, heading NE.
  36. 0.3 miTurn right, heading NE.
  37. 0.3 miTurn right, heading N.
  38. 50 ftTurn left, heading N.
  39. 150 ftTurn right, heading N.
  40. 50 ftTurn left, heading N.
  41. 150 ftTurn left, heading N.
  42. 50 ftTurn right, heading N.
  43. 0.3 miBear left, heading N.
  44. 150 ftTurn right, heading NE.
  45. 0.2 miContinue straight onto Whitney Spur Rail Trail, heading NE.
  46. 50 ftTurn right, heading NE.
  47. 0.4 miTurn right onto James Hill Lane, heading NE.
  48. 250 ftTurn left, heading E.
  49. 0.3 miTurn left, heading N.
  50. 50 ftSharp right onto Whitney Spur Rail Trail, heading NE.
  51. 0.4 miArrive back at the trailhead.

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

Trail map, photos and weather for this hike: www.ambleway.com/hikes/prospect-hill-triphammer-pond-out-back-13-km-436c

Trail surface

54% dirt19% gravel15% paved12% unspecified

Weather

OvercastTemperature 84°F63°
Precip0%Wind7 mphUV7Humidity80%
Rained 0.4″ yesterday (0.8″ over the last week) · trails may be muddy
Hourly temperature
85°60°
Sunrise 5:40 AM12 AM3 AM9 AM12 PM3 PM6 PMSunset 8:01 PM
Wed 85°63°
Thu 88°72° 26%
Fri 94°73° 27%
Sat 90°70° 36%
Sun 86°69° 16%
Mon 93°74° 15%

Sunset

The best sunset spot on this hike is 1.7 mi in (~42 min). Leave by 6:58 PM for the 8:01 PM sunset. Back at your car by 8:57 PM, after dark — bring a headlamp.

More sunset hikes nearby

Good to know

  • Transit-accessible: Cohasset stop 248 m from the trailhead
  • Parking lot at the trailhead

Other ways to reach this destination

More from Whitney Spur Rail Trail Trailhead

Hikes near Black Rock, Massachusetts