- List of county routes in Mercer County, New Jersey
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The following is a list of county routes in Mercer County in the U.S. state of New Jersey. For more information on the county route system in New Jersey as a whole, including its history, see County routes in New Jersey.
Contents
500-series county routes
In addition to those listed below, the following 500-series county routes serve Mercer County:
County routes in Mercer County
Route Length[1] South/West end North/East end Road Name(s) 
County Route 600 0.30 mi. Sam Weinroth Rd. in Ewing CR 611 in Ewing Ridge Rd. 
County Route 601 0.37 mi. CR 579 in Ewing Ewing 
County Route 602 0.64 mi. CR 535 in West Windsor dead end in West Windsor South Post Rd. 
County Route 604 2.95 mi. CR 569 in Lawrence Twp. US 206 in Princeton Boro. Rosedale Rd., Elm Rd. 
County Route 605 0.76 mi. NJ 27 in Princeton Twp. Somerset Co. line in Princeton Twp. (continues as Somerset CR 605) River Rd. 
County Route 606 3.57 mi. US 206 in Trenton NJ 33 in Hamilton Hamilton Ave. 
County Route 607 0.37 mi. North Mill Rd. in West Windsor CR 571/526 in West Windsor Hendrickson Drive 
County Route 608 0.77 mi. Lawrence Twp. CR 533 in Lawrence Twp. Lawerence Station Rd. 
County Route 609 0.68 mi. Main St. in Hamilton CR 524 in Yardville Yardville-Groveville Rd. 
County Route 611 3.55 mi. CR 634 in Ewing CR 546 in Hopewell Twp. Scotch Rd. 
County Route 612 2.45 mi. Hunterdon Co. line in Hopewell Twp. CR 654 in Hopewell Twp. Marshalls Corner-Woodsville Rd. 
County Route 613 1.28 mi. US 206 southbound on the Ewing/Lawrence Twp. line CR 636 in Ewing Spruce St. 
County Route 614 0.97 mi. Trenton line in Hamilton NJ 33 in Hamilton Nottingham Way 
County Route 615 1.85 mi. CR 571/CR 526/NJ 64 in West Windsor Middlesex Co. line in West Windsor (continues as Middlesex CR 615) Cranbury Rd. 
County Route 616 1.35 mi. CR 535 in Hamilton Bus. US 1 in Lawrence Twp. Whitehead Rd. 
County Route 618 2.81 mi. CR 533/CR 535 in Hamilton NJ 33 in Hamilton Nottingham Way 
County Route 619 1.75 mi. CR 533 in Hamilton CR 606 in Hamilton Kuser Rd. 
County Route 620 2.13 mi. CR 524/I-195 in Hamilton CR 622 in Hamilton Arena Dr. 
County Route 622 6.33 mi. CR 533 in Hamilton CR 634 in Ewing Olden Ave. 
County Route 623 2.87 mi. CR 579 in Hopewell Twp. NJ 31 in Pennington Pennington-Harbourton Rd. 
County Route 624 1.98 mi. Eglantine Ave. in Pennington Titus Mill Rd. in Hopewell Twp. East Delaware Ave., Pennington-Rocky Hill Rd. 
County Route 625 2.21 mi. CR 624 in Hopewell Twp. CR 569 in Hopewell Twp. Elm Ridge Rd. 
County Route 626 2.07 mi. Trenton US 206 in Hamilton Chambers St. 
County Route 627 1.28 mi. CR 634 in Ewing CR 636 in Ewing Prospect St., Buttonwood Dr. 
County Route 629 1.13 mi. Princeton Boro. line in Princeton Twp. US 1 in West Windsor North Harrison St. 
County Route 630 1.10 mi. CR 539 in East Windsor Monmouth Co. line in East Windsor Windsor-Perrineville Rd., Imlaystown Rd. 
County Route 631 0.77 mi. CR 546 in Hopewell Twp. CR 640 in Pennington Ingleside Ave. 
County Route 632 0.87 mi. CR 640 in Hopewell Twp. Hopewell Twp. Pennington-Lawerence Rd., Blackwell Rd. 
County Route 633 1.00 mi. CR 539 in Hightstown NJ 33 in East Windsor Monmouth St. 
County Route 634 4.93 mi. NJ 175 in Ewing Ingham Ave. in Ewing West Upper Ferry Rd., Parkway Ave. 
County Route 635 1.13 mi. Clinton Ave. in Trenton Logan Ave. on the Trenton/Hamilton line (continues as CR 535) East State St. 
County Route 636 5.71 mi. State St. in Trenton CR 611 in Ewing Parkside Ave., Ewingville Rd., Upper Ferry Rd. 
County Route 637 2.60 mi. NJ 29 in Ewing CR 546 in Hopewell Twp. Jacobs Creek Rd., Bear Tavern Rd. 
County Route 638 4.21 mi. CR 533 in West Windsor CR 615 in Grover's Mill Clarksville-Grovers Mill Rd. 
County Route 639 0.33 mi. CR 622 in Ewing CR 613 in Ewing Arctic Way 
County Route 640 2.23 mi. NJ 31/CR 546 in Hopewell Twp. NJ 31 in Hopewell Twp. South Main St., North Main St. 
County Route 641 2.20 mi. CR 535/526 in West Windsor Main St. in Windsor Windsor Rd., Church St. 
County Route 644 0.81 mi. CR 526 in West Windsor New Village Rd. in West Windsor Village Rd. 
County Route 645 0.21 mi. US 206 southbound in Lawrence Twp. US 206/Bus. US 1 in Lawrence Twp. (Brunswick Circle) Brunswick Circle Ext. 
County Route 647 1.78 mi. CR 579 in Ewing CR 611 in Hopewell Twp. Nursery Rd. 
County Route 648 0.62 mi. CR 636 in Ewing dead end in Ewing Whitehead Rd. Extension 
County Route 650 1.20 mi. Lamberton St. in Trenton US 206 in Trenton Lalor Street 
County Route 652 0.13 mi. NJ 33 in Hamilton CR 535 in Hamilton 
County Route 653 1.53 mi. West State St. in Trenton US 206 southbound in Trenton Calhoun St. 
County Route 654 3.05 mi. NJ 31 in Hopewell Twp. CR 518 in Hopewell Boro. Pennington-Hopewell Rd. 
County Route 672 2.17 mi. Burlington Co. line in Hamilton (continues as Burlington CR 660) CR 524 in Yardville Church St., South Broad St. See also
U.S. Roads portal
New Jersey portal
References
Municipalities and communities of Mercer County, New Jersey City 
Boroughs Townships East Windsor | Ewing | Hamilton | Hopewell | Lawrence | Princeton | Robbinsville | West Windsor
CDPs Communities Etra | Grover's Mill | Hamilton Square | Kingston | Mount Rose | Titusville | Windsor
Categories:- County routes in New Jersey
- Lists of roads in the United States
- New Jersey-related lists
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