Route 10
Route 10 branches south from U.S. 46 at Roxbury in Roxbury Township to Succasunna. The state route turns east into Randolph Township, paralleling U.S. 46 along a four lane, divided arterial to Denville.
Continuing southeast, Route 10 enters Parsippany-Troy Hills Township ahead of Watnong Mountain and Morris Plains borough. East of U.S. 202 at Littleton, Route 10 enters Hanover Township ahead of Interstate 287.
The Livingston Circle connects Route 10 (Mount Pleasant Avenue) with Eisenhower Parkway at Morehousetown in Livingston Township. Route 10 runs across Livingston into West Orange Township. The state route ends where Mount Pleasant Avenue intersects Prospect Avenue (CR 577 north / CR 677 south). Mount Pleasant Avenue (old Route 10) continues east as CR 577 and CR 660 to Main Street in West Orange.
East
Route 10 east enters Hanover Township east ahead of Ridgedale Avenue. Ridgedale Avenue leads south to the Cedar Knolls community.
12/19/16
Route 10 advances east from Ridgedale Avenue S to a directional cloverleaf interchange (Exit 39) with Interstate 287.
12/19/16
The previous button copy overheads for I-287 on Route 10 east in Hanover Township. Boonton is a control city referencing the temporary north end of I-287. I-287 terminated at Boonton until 1993.
04/10/00
South from Route 10 and Hanover Township, Interstate 287 travels to Morristown, Pluckemin and Somerville. Route 24 branches southeast from I-287 at the succeeding exit to Morristown Municipal Airport (MMU) and Summit.
12/19/16
Beyond Boonton, Interstate 287 continues northeast to Pompton Lakes, Oakland and Mahwah.
12/19/16
Interstate 287 north connects with I-80 in neighboring Parsippany-Troy Hills Township. Further north at Suffern, New York, I-287 combines with I-87 east along the New York State Thruway to the Governor Mario M. Cuomo Bridge spanning the Hudson River.
12/19/16
West
Route 10 (Mount Pleasant Avenue) west advances to Interstate 287 from Whippany.
10/01/05
Route 10 west reaches the northbound entrance ramp to Interstate 287. Older guide signs here referenced Boonton, a temporary end point north of I-80.
10/01/05
A directional ramp leaves Route 10 west to combine with the eastbound ramp before joining Interstate 287 south ahead of Morristown.
10/01/05
Route 10 confirming marker posted west of the directional cloverleaf interchange (Exit 39) with Interstate 287 in Hanover Township.
12/19/16
Ridgedale Avenue N ties into Route 10 at the succeeding traffic light west of I-287. Access to Ridgedale Avenue S requires making a U-turn at the ramps with Dryden Way a half mile further west.
12/19/16
A lane drop occurs at the folded diamond interchange joining Route 10 west with Dryden Way.
12/19/16
Dryden Way extends 0.44 miles north from the exchange with Route 10 along the east side of a business park to Sylvan Way.
12/19/16
A loop ramp connects Route 10 west with Dryden Way south to the District Fifteen mixed use development and a return ramp to Route 10 eastbound.
12/19/16
Route 10 west enters Parsippany-Troy Hills Township at Dryden Way. Ridgedale Avenue S parallels Interstate 287 southwest to Cedar Knolls and Morristown.
12/19/16
Photo Credits:
- Alex Nitzman: 04/10/00, 12/19/16
- Justin Cozart: 10/01/05
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Page Updated Wednesday May 27, 2026.