State Highways of New Jersey

NJ 129 is a highway bypass in Trenton. The road was built next to a Pennsylvania Railroad spur (now used by NJ Transit’s River Line light rail service to Camden) as a truck relief route between Route 1 and NJ 29. Among other things, the road serves the Mercer County Arena, at the corner of Hamilton Avenue.

Mile Street Name Feature

2.41 Northern terminus of , Trenton City, Mercer Co

2.41 NJ 129 Trenton Freeway merge Trenton Freeway

2.35 NJ 129 Trenton Freeway overpass Ramp from US 1 to Barlow St

2.31 NJ 129 Pennsylvania Railroad overpass Pennsylvania Railroad

2.14 NJ 129 CR 606 Hamilton Ave Signal Hamilton Ave CR 606

1.87 NJ 129 Broad St underpass Broad St

1.61 NJ 129 Cass St Signal Cass St

1.08 NJ 129 CR 650 Lalor St Signal Lalor St CR 650

0.73 NJ 129 underpass Ramp from NJ 129 north to NJ 29 north

0.64 NJ 129 underpass

0.46 NJ 129 underpass Ramp from NJ 129 south to NJ 29 south

0.18 NJ 129 Trenton City, Mercer Co
Hamilton Twp, Mercer Co

0.00 NJ 129 Lamberton Rd Lamberton Rd

0.00 Southern terminus of , Hamilton Twp, Mercer Co

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Mile	Street Name	Feature
2.41	Northern terminus of , Trenton City, Mercer Co
2.41		Trenton Freeway	merge	Trenton Freeway
2.35		Trenton Freeway	overpass	Ramp from to Barlow St
2.31		Pennsylvania Railroad	overpass	Pennsylvania Railroad
2.14		Hamilton Ave		Hamilton Ave
1.87		Broad St	underpass	Broad St
1.61		Cass St		Cass St
1.08		Lalor St		Lalor St
0.73			underpass	Ramp from north to north
0.64			underpass
0.46			underpass	Ramp from south to south
0.18		Trenton City, Mercer Co Hamilton Twp, Mercer Co
0.00		Lamberton Rd		Lamberton Rd
0.00	Southern terminus of , Hamilton Twp, Mercer Co