through the First Watchung Mountain towards Watchung. In the center of the borough, CR 531 and CR 527 intersect at the Watchung Circle. CR 531 and CR 527 share a brief concurrency along Valley Road to the northeast of the circle before breaking off onto Hillcrest Road. This road heads north into Warren Township where it has an interchange with I-78 at its exit 40. The road reaching its northern terminus at CR 512 in Long Hill Township, Morris County within the community of Gillette. Major intersections See also References External links NJ State Highways: CR 531-544 531 531 531 531 531