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List of NJ Transit bus routes (600-699)

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Source updated September 15, 2026

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New Jersey Transit Bus Operations, under the NJ Transit Mercer, Inc. subsidiary, as successor to Mercer Metro, operates the following routes within Mercer County, New Jersey.

Routes are organized by service in Trenton. Routes labeled "Capital Connection" travel on State Street between Trenton Transit Center and the New Jersey State House. Routes labeled "Trenton Transit Center" serve the transit center and part of State Street, but do not serve the full Capital Connection. Routes labeled "Downtown Only" run only on Warren Street and Broad Street without serving either State Street or Trenton Transit Center.

01Routes

All routes are exact fare lines and are operated out of the Hamilton Township garage.

Route	Terminals		Service in Trenton	Major Streets	Notes	History
600	Trenton Transit Center	Plainsboro	Trenton Transit Center	Route 1	Extended to Nassau Park on April 5th, 2003. Extended to Princeton Medical Center on May 12th, 2012. Extended in Plainsboro to The Crossings Apartments, Plainsboro Village, and Cranbury Brook Senior Housing on September 5th, 2015.	Former Route E Service initiated on September 16th, 1985.
601	The College of New Jersey	Hamilton Marketplace	Capital Connection	State Street Clinton Avenue Kuser Road	Extended to Hamilton Marketplace on January 4th, 2003. Service to Project Freedom discontinued on January 8th, 2005. Seasonal Trenton School service discontinued on April 4th, 2015.	Former Route G
603	Mercer Mall	Hamilton Square	Downtown Only	Princeton/Brunswick Pike Broad Street White Horse Avenue	Quaker Bridge Plaza service discontinued on September 21st, 1985. Service extended to Hamilton Marketplace on weekends in 2003. Service extended to RWJU Hamilton Hospital on January 8th, 2005. Sunday service introduced in April 2021 as part of a pilot program.	Former Route K
605	Quaker Bridge Mall	Montgomery Township	N/A	Route 1 Witherspoon Street Route 206	Connects with Princeton MUNI for service around Princeton, and Princeton University's Tiger Transit for service around Princeton University Extended to Montgomery in 1991. Evening service to Griggs Farm discontinued on January 28th, 2006. Service to Stonebridge at Montgomery discontinued on June 26th, 2010 (requested by property owners).	Former Route M
606	Princeton	Hamilton Marketplace	Capital Connection	Harrison Street Nassau St Route 206 Greenwood Avenue/Nottingham Way Washington Boulevard	Select weekday service to Hamilton Station introduced in 1999. Extended to Princeton Care Center on May 12th, 2012. Connects with Princeton MUNI for service around Princeton, and Princeton University's Tiger Transit for service around Princeton University Extended to Hamilton Marketplace in 2003. Service to Redding Terrace introduced on September 21st, 1985, then discontinued in 2008.	Former Route P
607	Ewing	Hamilton Independence Plaza	Downtown Only	Parkway Avenue Broad Street Lalor Street	Weekend loop service via Pennington Road and Parkway Village service discontinued on September 21st, 1985. Extended to Delaware Heights Apartment Complex on June 23rd, 2007.	Former Route Q Formerly served Bear Tavern Loop until June 23rd, 2007.
608	Ewing	Hamilton Station	Capital Connection	State Street Sullivan Way Sam Weinworth Road	Service extended to both Trenton-Mercer Airport, and Homefront Family Shelter in Ewing on 4/3/21. Service extended to Capital Health Medical Center on 8/30/25. Service to East Trenton discontinued in 2000. Sunday service discontinued on September 21st, 1985, then added back in the 1990's. Direct service to NJ State Bank discontinued on September 21st, 1985. Extended to NJ State Police on September 21st, 1985.	Serves Trenton-Mercer Airport Former Route S Formerly served Lambertville from September 21st, 1985 to June 24th, 2006.
609	Ewing	Quaker Bridge Mall	Capital Connection	State Street Hamilton Avenue Quaker Bridge Road	Most Monday-Saturday service does not serve the New Jersey DOT; use the 619 instead Additional service available on the 619 between Ewing and Mercerville Industrial portion discontinued in 1994. Mercer Mall service discontinued in 2003.	Capital Connection route Former Route T
610	Princeton		N/A		School service only Princeton Middle School (1 trip P.M. only)	Former Princeton School Seasonal route in the 1980's.
611	Trenton Circulator		Trenton Transit Center	Perry Street, State Street, Front Street	Weekday service only (Lunchtime service formerly provided; discontinued June 2009 due to low ridership)	Free rides for State of New Jersey employees with ID Former Route Z
612	Princeton Junction	Lawrence Township	N/A	Clarksville Road	Weekday Peak Hour Service only	Renumbered from 976 in June 2010.
613	Mercer Mall	Hamilton Marketplace	Downtown Only	Princeton/Brunswick Pike Broad Street Route 130		Introduced in 2008
619	Ewing	Mercer County Community College	Capital Connection	State Street Hamilton Avenue Edinburgh Road	Sunday service added in April 2021	Introduced in May 2008
624	Pennington	East Trenton	Trenton Transit Center	Pennington Avenue Perry Street Clinton Avenue	No Sunday service	Route created on June 20th, 2015 to combine former 602 and 604 lines.

Former routes

Route	Terminals		Major Points	Notes
R	West Trenton	White Horse		Discontinued on September 21st, 1985. Not much known about this route.
V	Trenton	Fort Dix McGuire AFB		Discontinued in the 1980's.
X	Princeton	Hamilton		Discontinued on September 21st, 1985. Operated as a loop between these two points. Loop also served Trenton-Mercer Airport
602	Trenton	Pennington	Pennington Avenue	No Sunday service Saturday service extended to East Trenton via Perry Street Service to Hopewell discontinued on September 21st, 1985. Former Route H Combined into Route 624 on June 20, 2015.
604	Trenton Transit Center	East Trenton	Perry Street, Clinton Avenue	Weekdays only Sunday service discontinued on September 21st, 1985. Former Route L Combined into Route 624 on June 20, 2015.
610	Trenton		State Street	School service only Trenton High School (2 trips A.M./P.M. only) Former Trenton School Seasonal route in the 1980's. Discontinued in 2015 after Trenton High School demolition.
655	Princeton	Plainsboro	University Place Alexander Road Route 1 Scudders Mill Road	Began service May 14, 2012. Weekdays only Discontinued on September 1, 2015. Also known as HealthLine

Watch videos about List of NJ Transit bus routes (600-699)Explainers and documentaries on YouTube (opens in a new tab)

Sources and credits

This article is adapted from the Wikipedia article “List of NJ Transit bus routes (600-699)”, written by its contributors and licensed under CC BY-SA 4.0. Fathomly has changed the layout, removed citation markers, navigation and maintenance notices, and adjusted punctuation. This adapted version is shared under the same license. For references, see the original article.

Images, from Wikimedia Commons:

NJ Transit RTS hybrid 4002.jpg by Adam E. Moreira, CC BY-SA 3.0

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