Bobolinx on April 22, 2017
Gravel Segment
From Shirley Rd, Groton to James Brook Way, Ayer, Middlesex County, Massachusetts
Is traversable in summer, not plowed in winter
Distance
Elevation
0.62 miles
210 ft minimum
315 ft maximum
10 ft gain
102 ft loss

100% gravel

1 image

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 Geof Tillotson
on December 3, 2020
Shirley Road becomes James Brook Way in Ayer. The General Field in Groton has been in continuous agricultural use since the mid-1600's. It is also known as Surrenden Farm