Narrow Gauge Rail Trail is a hiking and biking trail in Middlesex County, Massachusetts. It is three miles long and begins at 210 feet altitude. Traveling the entire trail is 5.5 miles with a total elevation gain of 155 feet. The Veterans Memorial Park information guidepost and the Patriot artwork are near the trailhead. There are also parkings and an attraction. VA & MCC shuttle parking and other parkings, the Little Buehler Pond water, the Weeping cherry tree, the Bay Circuit Trail, Bay Circuit Trail, and Bay Circuit Trail information guideposts, and the Murray York Con Ar conservation can be seen along the trail. There is also a wetland along the trail.