County Route 526 (CR 526) is a county highway in the U.S. state of New Jersey. The highway extends from Princeton–Hightstown Road (CR 571) in West Windsor Township to Lanes Mill Road (CR 549) in Lakewood Township. Despite the official ending at CR 571 in West Windsor, most signs show it concurrent with 571 to its end at Route 27 in Princeton. Route description CR 526 officially begins at an intersection with CR 571 in West Windsor Township, Mercer County, heading south on two-lane undivided South Mill Road. Although the official western terminus is here, signage for CR 526 continues northwest along CR 571 to Route 27 in Princeton. From CR 571, the route passes through residential subdivisions. At Woodmere Way, the road's jurisdiction changes from county to municipal where it curves east and then south on New Edinburg Road with a median. The road crosses CR 644 where county maintenance resumes and continues south, with the center line narrowing past the New Village Road intersection. CR 526 intersects CR 535 and CR 641, turning west for a brief concurrency with CR 535 on Old Trenton Road before heading south on Robbinsville Road. The route into agricultural areas and enters Robbinsville Township, eventually heading into a mix of farms, woods, and homes. Farther south, the road passes through housing subdivisions before turning southeast for a brief concurrency with Route 33 prior to following Robbinsville-Allentown Road. Here, CR 526 passes businesses and crosses an abandoned railroad line before coming to U.S. Route 130 (US 130). The route officially turns northeast for a brief concurrency with US 130 on a four-lane divided highway before resuming east on two-lane undivided Robbinsville Bypass. The former alignment of Robbinsville-Allentown Road between US 130 and the Robbinsville Bypass is also officially signed as CR 526 and maintained by Mercer County. The road curves south and then southeast as it heads into residential areas. CR 526 passes over the New Jersey Turnpike (Interstate 95 or I-95) before turning south near warehouses and coming to an interchange with I-195. South of this interchange, the route heads through a mix of farmland and woodland, curving southeast. CR 526 continues into Allentown in Monmouth County and passes homes before it forms a short concurrency with CR 524 and CR 539 on Main Street. From this point, the route continues east through residential areas on Waker Avenue, leaving Allentown for Upper