The Fletcher Reserve is located on the back side (east side) of Silver Lake. It's accessed via a trail through the Town of Grafton's Mazza Farms Open Space (on which the Grafton Land Trust holds a Conservation Restriction. The best all-season parking area is on the curb of the circle at the end of the Nantucket Place cul-de-sac in the Mazza Farms subdivision. Heading toward Upton on Upton Street (Rt 140), Nantucket Place is on the left, immediately after the Silver Lake dam and Town Beach. Parallel park along the curb in the circle. The access corridor is on the left (west) side and is marked by a pair of corner fences and is identified by a Grafton Conservation Commission sign. Proceed through the corner fence gate and follow the trail north throught the Mazza Farms Open Space to the Fletcher Preserve southern boundary.