
The Coast Line is a
railroad
Rail transport (also known as train transport) is a means of transport that transfers passengers and goods on wheeled vehicles running on rails, which are incorporated in tracks. In contrast to road transport, where the vehicles run on a pre ...
line between
Burbank, California
Burbank is a city in the southeastern end of the San Fernando Valley in Los Angeles County, California, United States. Located northwest of downtown Los Angeles, Burbank has a population of 107,337. The city was named after David Burbank, wh ...
and the
San Francisco Bay Area
The San Francisco Bay Area, often referred to as simply the Bay Area, is a populous region surrounding the San Francisco, San Pablo, and Suisun Bay estuaries in Northern California. The Bay Area is defined by the Association of Bay Area Gov ...
, roughly along the
Pacific Coast
Pacific coast may be used to reference any coastline that borders the Pacific Ocean.
Geography Americas
Countries on the western side of the Americas have a Pacific coast as their western or southwestern border, except for Panama, where the P ...
. It is the shortest rail route between
Los Angeles
Los Angeles ( ; es, Los Ángeles, link=no , ), often referred to by its initials L.A., is the largest city in the state of California and the second most populous city in the United States after New York City, as well as one of the wor ...
and the Bay Area.
History
Predecessors
The
San Francisco and San Jose Railroad built the first segment of the line from
San Francisco
San Francisco (; Spanish language, Spanish for "Francis of Assisi, Saint Francis"), officially the City and County of San Francisco, is the commercial, financial, and cultural center of Northern California. The city proper is the List of Ca ...
to
San Jose between 1860 and 1864. The founders of the SF&SJ incorporated as the Southern Pacific Railroad, which was authorized by Congress in 1866 to connect the line from San Jose south to
Needles, where it would meet the
Atlantic & Pacific Railroad. However, SP had built to
Tres Pinos
Tres Pinos ( Spanish for "Three Pines") is a census-designated place in San Benito County, California. The community lies along State Route 25, approximately 4 miles south of Hollister and 5 miles north of Paicines. Tres Pinos sits at an elev ...
by 1873 and abandoned efforts to continue the line to
Coalinga, instead choosing a route from
Lathrop.
By 1871, SP had completed a line south from San Jose through
Gilroy and
Pajaro, arriving at
Salinas in 1872 and
Soledad in 1873. SP halted southward work at Soledad for thirteen years and started building north from Los Angeles in 1873, completing a line to Burbank. In 1886, SP had pushed south from Soledad to
King City,
Paso Robles
Paso Robles ( ), officially El Paso de Robles (Spanish language, Spanish for "The Pass of Oaks"), is a city in San Luis Obispo County, California, San Luis Obispo County, California, United States. Located on the Salinas River (California), Sal ...
, and
Templeton Templeton may refer to:
Places
* Templeton station, Richmond, British Columbia, Canada
* Templeton, New Zealand
United Kingdom
* Templeton, Angus, Scotland
* Templeton, Devon, England
* Templeton, Pembrokeshire, Wales
** RAF Templeton
* Templet ...
; by 1887, the southern portion of the line had been extended through
Newhall, Saugus, and Santa Paula to
Santa Barbara.
By 1894, SP had extended the line south over the
Cuesta Pass from Templeton to
San Luis Obispo. The work continued south to
Guadalupe
Guadalupe or Guadeloupe may refer to:
Places Bolivia
* Guadalupe, Potosí Brazil
* Guadalupe, Piauí, a municipality in the state of Piauí
* Guadalupe, Rio de Janeiro, a neighbourhood in the city of Rio de Janeiro Colombia
* Guadalupe, A ...
in 1895 and
Surf in 1896.
The gap between Surf and Santa Barbara was closed with the last spike driven on December 28, 1900.

The first version of the Coast Line, via
Saugus and
Santa Paula through the
Santa Clara River Valley, was completed by the
Southern Pacific Railroad
The Southern Pacific (or Espee from the railroad initials- SP) was an American Railroad classes#Class I, Class I Rail transport, railroad network that existed from 1865 to 1996 and operated largely in the Western United States. The system was ...
on December 31, 1900.
The work between
Ventura and
Carpenteria
''Carpenteria'' , the tree anemone or bush anemone, is a genus of flowering plants in the hydrangea family Hydrangeaceae. It is closely related to the similar genus ''Philadelphus'' and is monotypic, being represented by the single species ''C ...
eventually allowed the construction of the
Rincon sea-level road
The Rincon Parkway is a portion of California State Route 1 along the north coast of Ventura County, California. This narrow coastal area north of the city of Ventura and south of the Santa Barbara County line is commonly referred to as The R ...
for automobile traffic to travel this formerly impassible section of coastline.
Work on the
Montalvo Cutoff, which crossed the
Santa Clara River to serve the farmers in the
Oxnard Plain and was extended to
Santa Susana in
Simi Valley
Simi Valley (; Chumash: ''Shimiyi'') is a city in the valley of the same name in the southeast region of Ventura County, California, United States. Simi Valley is from Downtown Los Angeles, making it part of the Greater Los Angeles Area. T ...
, began in 1898.
The
Santa Susana Tunnel opened in 1904 connecting with the Chatsworth cutoff from Burbank and thereafter was the main line. Passenger and freight traffic declined dramatically at the
Hueneme wharf in Ventura County as they shifted to the railroad. A new straighter track was built between Chatsworth and Burbank to coincide with the new route, and the original line through the
San Fernando Valley was designated as the Burbank branch. In 1907, the
Bayshore Cutoff
The Bayshore Cutoff (originally the Southern Pacific Bay Shore Cut-Off) is the rail line between San Francisco and San Bruno along the eastern shore (San Francisco Bay side) of the San Francisco Peninsula. It was completed by Southern Pacific (SP) ...
opened from
San Bruno to
San Francisco
San Francisco (; Spanish language, Spanish for "Francis of Assisi, Saint Francis"), officially the City and County of San Francisco, is the commercial, financial, and cultural center of Northern California. The city proper is the List of Ca ...
, relegating the original main line through the
Bernal Cut Bernal is a Spanish given name and surname, equivalent to the English name Bernard.
Bernal may refer to:
People with the name Given name
* Bernal de Bonaval, 13th century Galician troubadour
*Bernal de Foix, 1st Count of Medinaceli, Spanish mil ...
to branch status. In 1935 the new line around downtown San Jose opened and thereafter was the main line.
In the golden era of passenger service, SP trains on the San Francisco leg of this route ran from the
Third and Townsend Depot in San Francisco to the
Union Station in Los Angeles. The Oakland–Los Angeles trains originated from the
16th Street Station
16th Street station (Oakland Central) is a former Southern Pacific Railroad station in the Prescott neighborhood of Oakland, California, United States. The Beaux-Arts building was designed by architect Jarvis Hunt, a preeminent railroad statio ...
in Oakland.
Current lines
The line has several subdivisions. Ownership is currently split into three segments:
*
Caltrain
Caltrain (reporting mark JPBX) is a California commuter rail line serving the San Francisco Peninsula and Santa Clara Valley (Silicon Valley). The southern terminus is in San Jose at Tamien station with weekday rush hour service running as f ...
(PCJPB) from CP Lick (MP 51.6, south of Tamien yard) north to San Francisco
*
Union Pacific Railroad
The Union Pacific Railroad , legally Union Pacific Railroad Company and often called simply Union Pacific, is a freight-hauling railroad that operates 8,300 locomotives over routes in 23 U.S. states west of Chicago and New Orleans. Union Pac ...
(UP), which merged with Southern Pacific (SP) in 1996, from CP Lick south to the north end of
Moorpark
** Between CP Lick (MP 51.6) and CP Coast (MP 43.9), the Coast Line is owned by PCJPB. At CP Coast, north of
Santa Clara Transit Center, the UP Coast Subdivision resumes and branches from the Peninsula Corridor, traveling north/northeast to CP Newark (MP 31.0), where it joins with the Niles Subdivision.
*
Metrolink south of Moorpark.
The Peninsula Corridor Joint Powers Board purchased the line on the
San Francisco Peninsula north of Tamien in 1991, and the line north of Santa Clara is primarily used by passenger services. In 1992, Southern Pacific granted the
Los Angeles County Transportation Commission an option to purchase the entire Coast Line for passenger train operations at . Upgrades to signals and tracks to enable higher-speed operations were estimated to cost $360 million at the time. In the case of both purchases, SP retained freight
trackage rights along those lines which continue to be held by the company's Union Pacific.
Service
Freight

Union Pacific freight trains run on the route, although the Fresno Subdivision through the
San Joaquin Valley
The San Joaquin Valley ( ; es, Valle de San Joaquín) is the area of the Central Valley of the U.S. state of California that lies south of the Sacramento–San Joaquin River Delta and is drained by the San Joaquin River. It comprises seven ...
is the preferred north–south California route due to having easier grades and curves. The freight trains are typically local freights, empty baretable and autorack trains.
Passenger

The Coast Line is used by commuter, regional, and inter-city passenger trains:
*
Amtrak California
**''
Pacific Surfliner'' (San Luis Obispo–San Diego)
**''
Capitol Corridor'' (Auburn–San Jose)
* Amtrak ''
Coast Starlight'' (Los Angeles–Seattle)
*
Metrolink ''
Ventura County Line'' (Ventura–Los Angeles)
*
Caltrain
Caltrain (reporting mark JPBX) is a California commuter rail line serving the San Francisco Peninsula and Santa Clara Valley (Silicon Valley). The southern terminus is in San Jose at Tamien station with weekday rush hour service running as f ...
(San Francisco–Gilroy)
*
Altamont Corridor Express
The Altamont Corridor Express (also known as ACE, formerly Altamont Commuter Express) is a commuter rail service in California, connecting Stockton and San Jose during peak hours only. ACE is named for the Altamont Pass, through which it runs ...
(San Jose–Stockton)
Local agencies along with the host railroads formed the
Los Angeles–San Diego-San Luis Obispo Rail Corridor Agency (LOSSAN) in 1989 to work together on upgrading the route between
San Luis Obispo and
San Diego
San Diego ( , ; ) is a city on the Pacific Ocean coast of Southern California located immediately adjacent to the Mexico–United States border. With a 2020 population of 1,386,932, it is the eighth most populous city in the United States ...
. Millions in enhancements to improve the reliability and safety of this railroad corridor have been proposed by
Caltrans
The California Department of Transportation (Caltrans) is an executive department of the U.S. state of California. The department is part of the cabinet-level California State Transportation Agency (CalSTA). Caltrans is headquartered in Sacra ...
and
federal railroad officials.
Ventura County would get rail curve realignments near
Seacliff, the Santa Clara River and Montalvo in the near term for an estimated $300 million. Future rail service could include a Ventura–Santa Barbara commuter train. Long-range plans also including commuter service between Ventura and Santa Clarita along the original route through the Santa Clara River Valley. The
Ventura County Transportation Commission
The Ventura County Transportation Commission (VCTC) is the public sector transportation planning body for Ventura County, California. The VCTC oversees highway, bus, aviation, rail and bicycle activity and controls the use of government funds for ...
purchased the Santa Paula Branch Line within Ventura County from Southern Pacific. While a portion of the line was abandoned after being washed out in
Los Angeles County
Los Angeles County, officially the County of Los Angeles, and sometimes abbreviated as L.A. County, is the most populous county in the United States and in the U.S. state of California, with 9,861,224 residents estimated as of 2022. It is th ...
, the
Newhall Ranch development will provide for a route through the community.
[Lozano, Carlos V. (April 29, 1992]
"SANTA CLARITA : Panel Says Rail Line to Cost $45 Million"
''Los Angeles Times
The ''Los Angeles Times'' (abbreviated as ''LA Times'') is a daily newspaper that started publishing in Los Angeles in 1881. Based in the LA-adjacent suburb of El Segundo since 2018, it is the sixth-largest newspaper by circulation in the ...
''
See also
*
Surf Line, the continuation south to
San Diego
San Diego ( , ; ) is a city on the Pacific Ocean coast of Southern California located immediately adjacent to the Mexico–United States border. With a 2020 population of 1,386,932, it is the eighth most populous city in the United States ...
*
Cal-P Line, the continuation north to
Sacramento
)
, image_map = Sacramento County California Incorporated and Unincorporated areas Sacramento Highlighted.svg
, mapsize = 250x200px
, map_caption = Location within Sacramento ...
*
History of rail transportation in California
*
South Pacific Coast Railroad
The South Pacific Coast Railroad (SPC) was a narrow gauge steam railroad running between Santa Cruz, California and Alameda, with a ferry connection in Alameda to San Francisco. The railroad was created as the Santa Clara Valley Railroad, founde ...
References
;Notes
;Citations
;Bibliography
*
External links
*
{{DEFAULTSORT:Coast Line (Up)
Rail lines in California
Union Pacific Railroad lines
Southern Pacific Railroad
Transportation in Ventura County, California
1900 establishments in California
Railway lines opened in 1900