Middlesex Fells Reservation

Grinding Rock Hill–North Reservoir, 4 lakes

2 mi · ▲ 81 ft · 42 min

Grinding Rock Hill–North Reservoir, 4 lakes is a 2-mile out-and-back in Middlesex Fells Reservation near Haywardville, MA. The route passes North Reservoir and Middle Reservoir before reaching Grinding Rock Hill at the turnaround, 1 miles in. It is mostly level, with 81 ft of elevation gain, and mostly dirt. It scores 0/100 on the Ambleway Wildness scale: paved and peopled.

Elevation

0 mi151 – 203 ft2.4 mi

Getting there

Trailhead: Unnamed 42.45156, -71.10522
Nearest town Haywardville, MA

Directions

AMBLEWAYwww.ambleway.com

Grinding Rock Hill–North Reservoir, 4 lakes

2 mi · ▲ 81 ft · 42 min

Elevation 152–203 ft

Out & Back · Middlesex Fells Reservation

Trailhead: 42.45156, -71.10522

Weather Aug 4: Heavy rain, high 76°F / low 69° · precip 79% · wind 7 mph · sunrise 5:39 AM · sunset 8:03 PM

Parking lot at the trailhead

  1. Start at the trailhead, heading W.
  2. 50 ftSharp right, heading NW.
  3. 100 ftContinue straight onto Chandler Road, heading NW.
  4. 50 ftSharp right, heading N.
  5. 50 ftTurn left, heading N.
  6. 150 ftTurn left, heading NW.
  7. 50 ftTurn right, heading NW.
  8. 0.1 miTurn left, heading N.
  9. 150 ftPass North Reservoir.
  10. 300 ftBear left, heading NW.
  11. 50 ftPass Middle Reservoir.
  12. 150 ftTurn right onto Middle Reservoir Road, heading W.
  13. 0.5 miBear left onto Reservoir Trail, heading NW.
  14. 400 ftTurn right, heading W.
  15. 150 ftBear right, heading W.
  16. 250 ftReach Grinding Rock Hill, then turn around and head back the way you came.
  17. 250 ftBear left, heading SW.
  18. 500 ftBear right onto Middle Reservoir Road, heading W.
  19. 0.5 miTurn left, heading S.
  20. 250 ftBear right, heading SE.
  21. 450 ftTurn right, heading S.
  22. 0.1 miTurn left, heading E.
  23. 50 ftTurn right, heading E.
  24. 150 ftTurn right, heading E.
  25. 50 ftSharp left onto Chandler Road, heading E.
  26. 150 ftSharp left, heading SE.
  27. 50 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

75% dirt5% paved20% unspecified

Weather

Heavy rainTemperature 76°F69°
Precip79%Wind7 mphUV2Humidity81%
Rained 0.8″ 4 days ago
Hourly temperatureRain chance
80°65° 12 AM: 2% rain2 AM: 1% rain3 AM: 10% rain4 AM: 31% rain5 AM: 57% rain6 AM: 64% rain7 AM: 52% rain8 AM: 61% rain9 AM: 41% rain10 AM: 79% rain11 AM: 79% rain12 PM: 72% rain1 PM: 79% rain2 PM: 66% rain3 PM: 58% rain4 PM: 41% rain5 PM: 39% rain6 PM: 28% rain7 PM: 29% rain8 PM: 21% rain
Sunrise 5:39 AM12 AM3 AM9 AM12 PM3 PM6 PMSunset 8:03 PM
Tue 82°63°
Wed 83°63°
Thu 90°70° 25%
Fri 97°73° 27%
Sat 93°71° 42%
Sun 96°70°

Good to know

  • Parking lot at the trailhead

Other ways to reach this destination

More from this trailhead