National Wildlife Refuge System

73 Weir Hill Road
Sudbury, MA, 01776
Phone: 978-443-4661
E-mail: fw5rw_emnwr@fws.gov

BILLERICA TRAIL

Trail Information

  • Grade: Gentle
    • GENTLE SLOPE: average slope 0% to 5%
    • MODERATE SLOPE: average slope 5% to 8%
    • STEEP SLOPE: slope of 8% or more

Special Features

  • Trail and parking area
  • East side of Rte 4 bridge in Billerica




BLACK DUCK CREEK TRAIL

Trail Information

  • Length: 0.24 Miles
  • Grade: Moderate
    • GENTLE SLOPE: average slope 0% to 5%
    • MODERATE SLOPE: average slope 5% to 8%
    • STEEP SLOPE: slope of 8% or more
  • Cross Slope: 2.3
    • Cross slope is the grade that is perpendicular to the direction of the trail. Cross slope information is most useful to wheelchair users. Wheelchairs are very difficult to drive or maneuver on steep cross slopes. A cross slope of less than 3% provides maximum accessibility.
  • Surface: Native

Special Features

  • Take photos, share them online

DIKE TRAIL

Trail Information

  • Length: 2.03 Miles
  • Grade: Gentle
    • GENTLE SLOPE: average slope 0% to 5%
    • MODERATE SLOPE: average slope 5% to 8%
    • STEEP SLOPE: slope of 8% or more
  • Cross Slope: 0.7
    • Cross slope is the grade that is perpendicular to the direction of the trail. Cross slope information is most useful to wheelchair users. Wheelchairs are very difficult to drive or maneuver on steep cross slopes. A cross slope of less than 3% provides maximum accessibility.
  • Surface: Native

Special Features

  • "Wild thing, I think I love you"

GRISCOM RIVER TRAIL

Trail Information

  • Grade: Gentle
    • GENTLE SLOPE: average slope 0% to 5%
    • MODERATE SLOPE: average slope 5% to 8%
    • STEEP SLOPE: slope of 8% or more

Special Features

  • On Pelham Island Rd, 1.5 mi south of Rte 20 near Wayland Town Center





WEIR HILL TRAIL

Trail Information

  • Length: 1.11 Miles
  • Grade: Steep
    • GENTLE SLOPE: average slope 0% to 5%
    • MODERATE SLOPE: average slope 5% to 8%
    • STEEP SLOPE: slope of 8% or more
  • Cross Slope: 3.8
    • Cross slope is the grade that is perpendicular to the direction of the trail. Cross slope information is most useful to wheelchair users. Wheelchairs are very difficult to drive or maneuver on steep cross slopes. A cross slope of less than 3% provides maximum accessibility.
  • Surface: Native

Special Features

  • See the world as it was meant to be

Great Meadows
National Wildlife Refuge

Trails By Length

Last updated: October 28, 2010