Rocky Hill, New Jersey is close to the interstate highway I-95. It is neighboring other cities: Kingston, NJ (3.27 mi ); Blawenburg, NJ (3.75 mi ); Princeton, NJ (4.86 mi ). You can get to the city from exit 67b a of i295nj (13.89 mi ); exit 67b a of i95 (13.89 mi ); exit 8 of i95 (14.20 mi ). Rocky Hill, New Jersey can reach interstate highways: i295nj (13.89 mi ); i95 (13.89 mi ); i287nj (18.60 mi ). It is also close to local highways: NJ SOMERSET 605 (0.06 mi ); NJ CR 518 (0.10 mi ); NJ CR 533 (2.13 mi ).