Roads of the Mid-South & West
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Highways of the State of New Jersey
> New Jersey State Route 31
New Jersey State Route 31
New Jersey State Route 31 is a north-south highway in West-Central New Jersey. It runs from Trenton to near Butzville. Info on NJ St Rt 31 is broken down by county below.
Mercer County
Hunterdon County Warren County
8 December 2012
