The Long Island Rail Road, often abbreviated as the LIRR, is a commuter rail system in the southeastern part of the U.S. state of New York, stretching from Manhattan to the eastern tip of Suffolk County on Long Island. With an average weekday ridership of 354,800 passengers in 2016, it is the busiest commuter railroad in North America. It is also one of the world's few commuter systems that runs 24/7 year-round. It is publicly owned by the Metropolitan Transportation Authority, which refers to it as MTA Long Island Rail Road. In 2022, the system had a ridership of 70,342,700, or about 253,800 per weekday as of the second quarter of 2023.
The Port Jefferson Branch is a rail line and service owned and operated by the Long Island Rail Road in the U.S. state of New York. The branch splits from the Main Line just east of Hicksville and runs northeast and east to Port Jefferson. Several stations on the Main Line west of Hicksville are served primarily by trains bound to/from the Port Jefferson branch, so LIRR maps and schedules for the public include that part of the Main Line in the "Port Jefferson Branch" service.
The Montauk Branch is a rail line owned and operated by the Long Island Rail Road in the U.S. state of New York. The line runs the length of Long Island, 115 miles (185 km) from Long Island City to Montauk. However, in LIRR maps and schedules for public use, the term Montauk Branch refers to the line east of Babylon; service from Jamaica to Babylon is covered by separate Babylon Branch schedules, while the line west of Jamaica is currently unused for passenger service. A select number of Montauk Branch trains operate via the Main Line during peak hours.
The Long Beach Branch is an electrified rail line and service owned and operated by the Long Island Rail Road in the U.S. state of New York. The branch begins at Valley Interlocking, just east of Valley Stream station, where it merges with the Far Rockaway Branch to continue west as the Atlantic Branch. East from there the Long Beach Branch parallels the Montauk Branch to Lynbrook station, where it turns south toward Long Beach station. Trains operating on the Long Beach Branch continue west of Valley Stream via the Atlantic Branch to Jamaica station, with most continuing on to Grand Central or Penn Station in Midtown Manhattan. In 2018, the branch recorded an annual ridership of 4,849,085 based on ticket sales, down 1% from 2017.
Port Jefferson is the terminus for the Port Jefferson Branch of the Long Island Rail Road in Port Jefferson Station, New York. The station is located on New York State Route 25A, on the north side of the tracks, but is also accessible from Oakland Avenue, as well as Railroad Avenue and Union Street on the south side of the tracks. All service is diesel-only, and most off-peak trains are shuttles requiring a transfer to an electric train at Huntington or Hicksville.
Medford is a station in the hamlet of Medford, New York on the Main Line of the Long Island Rail Road. Medford is located on New York State Route 112 between Peconic Avenue and Long Island Avenue. Access to the station is available from a narrow curving roadway leading off Route 112. This roadway used to connected with the Ohio Avenue intersection until Ohio Avenue was closed north of Peconic Avenue in 2007. It is also accessible from the north end of Oregon Avenue, although the Medford Fire Department periodically closes the Oregon Avenue access road for drills or other exercises.
The Sag Harbor Branch was a branch of the Long Island Rail Road that was the eastern terminal on the south shore line of Long Island from 1869 to 1895 and then was a spur from Bridgehampton to Sag Harbor, New York from 1895 to 1939.
The Long Island Rail Road is a railroad owned by the Metropolitan Transportation Authority in the U.S. state of New York. It is the oldest United States railroad still operating under its original name and charter. It consolidated several other companies in the late 19th century. The Pennsylvania Railroad owned the Long Island Rail Road for the majority of the 20th century and sold it to the State in 1966.
Kings Park is a station on the Port Jefferson Branch of the Long Island Rail Road. It is located at the southwest corner of Suffolk CR 14 and NY 25A in Kings Park, New York.
Oyster Bay is the terminus on the Oyster Bay Branch of the Long Island Rail Road. The station is located off Shore Avenue between Maxwell and Larabee Avenues. It is a sheltered concrete elevated platform that stands in the shadows of the original station, which was accessible from the ends of Maxwell, Audrey, and Hamilton Avenues. Both stations exist along the south side of Roosevelt Park.
Northport is a station on the Port Jefferson Branch of the Long Island Rail Road. It is located at the corner of Larkfield Road and Bellerose Avenue, north of Suffolk CR 11 in East Northport, Suffolk County, New York.
Greenlawn is a station on the Port Jefferson Branch of the Long Island Rail Road near the intersection of Boulevard Avenue and Broadway in Greenlawn, New York, a few blocks north of Pulaski Road. It is the first station east of Huntington on the non-electrified section of the branch.
The Bethpage Branch was a branch of the Long Island Rail Road (LIRR), running from the present-day split between the Ronkonkoma Branch and Central Branch north about 1+3⁄4 miles (2.8 km) to present-day Old Bethpage, New York.
The Northport Branch was a spur off the Port Jefferson Branch of the Long Island Rail Road, running from between Greenlawn and Northport stations to directly within Northport Village.
Manorville was a railroad station on the Main Line of the Long Island Rail Road in Manorville, New York. The station was built in 1844 and closed in 1968.
The Garden City–Mitchell Field Secondary is a lightly used freight branch of the Long Island Rail Road. It is a spur off the Hempstead Branch.
The Flushing and North Side Railroad was a former railroad on Long Island built by Conrad Poppenhusen as a replacement for the former New York and Flushing Railroad. The railroad was established in 1868, was merged with the Central Railroad of Long Island in 1874 to form the Flushing, North Shore and Central Railroad, and was finally acquired by the Long Island Rail Road in 1876. Today the main line is known as the Port Washington Branch of the Long Island Rail Road.
Shoreham was a station on the Wading River Extension on the Port Jefferson Branch of the Long Island Rail Road. This is an abandoned station just east of the intersection of North Country Road and Randall Road, along what is now access for Long Island Power Authority power lines.
Rocky Point was a station on the Wading River Extension on the Port Jefferson Branch of the Long Island Rail Road. This abandoned station was just east Broadway between King Road & Prince Road, along what is now access for Long Island Power Authority power lines.
Miller Place was a station on the Wading River Extension on the Port Jefferson Branch of the Long Island Rail Road. The station was just east of Sylvan Avenue just north of New York State Route 25A, along what is now access for Long Island Power Authority power lines.
