A total of fifteen
special route
In road transportation in the United States, a special route is a road in a numbered highway system that diverts a specific segment of related traffic away from another road. They are featured in many highway systems; most are found in the Int ...
s of
U.S. Route 101
U.S. Route 101, or U.S. Highway 101 (US 101), is a north–south United States Numbered Highway that runs through the states of California, Oregon, and Washington, on the West Coast of the United States. It is also known as (The Royal Roa ...
exist.
Los Angeles alternate route
Present SR 1 in the
Los Angeles area
Greater Los Angeles is the second-largest metropolitan region in the United States with a population of 18.5 million in 2021, encompassing five counties in Southern California extending from Ventura County in the west to San Bernardino Coun ...
was U.S. Route 101 Alternate from the mid-1930s to 1964.
Los Angeles bypass route
The precursor to the
Santa Ana Freeway
The Santa Ana Freeway is one of the principal freeways in Southern California, connecting Los Angeles and its southeastern suburbs including the freeway's namesake, the city of Santa Ana. The freeway begins at its junction with the San Diego Free ...
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 world' ...
and
Anaheim
Anaheim ( ) is a city in northern Orange County, California, part of the Los Angeles metropolitan area. As of the 2020 United States Census, the city had a population of 346,824, making it the most populous city in Orange County, the 10th-most p ...
was U.S. Route 101 Bypass from the early 1940s to the mid-1950s, when it became part of US 101. Old US 101 there is now partially
SR 72.
Ventura business loop
US 101 Business in
Ventura, California
Ventura, officially named San Buenaventura (Spanish for "Saint Bonaventure"), is a city on the Southern Coast of California and the county seat of Ventura County. The population was 110,763 at the 2020 census. Ventura is a popular tourist des ...
is a
business loop
A business route (or business loop, business spur, or city route) in the United States is a short special route connected to a ''parent'' numbered highway at its beginning, then routed through the central business district of a nearby city or ...
that follows the former U.S. 101 alignment before the construction of the
Ventura Freeway
The Ventura Freeway is a freeway in southern California, United States, running from the Santa Barbara/Ventura county line to Pasadena in Los Angeles County. It is the principal east-west route (designated north-south) through Ventura County a ...
. The route runs along the entirety of Thompson Boulevard and portions of Main Street and Garden Street.
San Francisco bypass route
Until the
1964 renumbering, the present route of US 101 along the
Bayshore Freeway
The Bayshore Freeway is a part of U.S. Route 101 (US 101) in the San Francisco Bay Area of the U.S. state of California. It runs along the west shore of the San Francisco Bay, connecting San Jose with San Francisco. Within the city of San Fran ...
was U.S. Route 101 Bypass, and US 101 used
SR 82 (
El Camino Real) and
I-280 Interstate 280 may refer to multiple highways, all of which are or were related to Interstate 80:
* Interstate 280 (California), a north–south freeway running from San Jose to San Francisco
* Interstate 280 (Iowa–Illinois), part of the beltway ...
.
Rio Dell business loop
US 101 Business, called Wildwood Avenue, is a
business loop
A business route (or business loop, business spur, or city route) in the United States is a short special route connected to a ''parent'' numbered highway at its beginning, then routed through the central business district of a nearby city or ...
of
US 101
U.S. Route 101, or U.S. Highway 101 (US 101), is a north–south United States Numbered Highway that runs through the states of California, Oregon, and Washington, on the West Coast of the United States. It is also known as (The Royal Roa ...
through
Rio Dell
Rio Dell (Spanish: ''Río Dell'', meaning "Dell River") is a city in Humboldt County, California, United States. It is located on the west bank of the Eel River north of Scotia at an elevation of 161 feet (49 m). The population was 3,363 at t ...
. Its southernmost section between US 101 near
Scotia
Scotia is a Latin placename derived from ''Scoti'', a Latin name for the Gaels, first attested in the late 3rd century.Duffy, Seán. ''Medieval Ireland: An Encyclopedia''. Routledge, 2005. p.698 The Romans referred to Ireland as "Scotia" around ...
to the north end of the Eel River Bridge is legally defined as an unsigned
California State Route 283
U.S. Route 101 Business is a business loop of U.S. Route 101 that runs along Wildwood Avenue in Rio Dell in Humboldt County, California. Its southernmost section between US 101 near Scotia to the north end of the Eel River Bridge is legally defin ...
.
Fortuna business loop
US 101 Business, called Main Street and Fortuna Blvd in its entirety, is a
business loop
A business route (or business loop, business spur, or city route) in the United States is a short special route connected to a ''parent'' numbered highway at its beginning, then routed through the central business district of a nearby city or ...
of
US 101
U.S. Route 101, or U.S. Highway 101 (US 101), is a north–south United States Numbered Highway that runs through the states of California, Oregon, and Washington, on the West Coast of the United States. It is also known as (The Royal Roa ...
through
Fortuna
Fortuna ( la, Fortūna, equivalent to the Greek goddess Tyche) is the goddess of fortune and the personification of luck in Roman religion who, largely thanks to the Late Antique author Boethius, remained popular through the Middle Ages until at ...
.
McKinleyville business loop
US 101 Business, called Central Ave its entirety, is a
business loop
A business route (or business loop, business spur, or city route) in the United States is a short special route connected to a ''parent'' numbered highway at its beginning, then routed through the central business district of a nearby city or ...
of
US 101
U.S. Route 101, or U.S. Highway 101 (US 101), is a north–south United States Numbered Highway that runs through the states of California, Oregon, and Washington, on the West Coast of the United States. It is also known as (The Royal Roa ...
through
McKinleyville.
Astoria business loop
U.S. Route 101 Business is a business loop of US 101 that travels from Astoria to Warrenton. It is a former alignment of US 101, bypassed in 1964 when a new bridge opened across
Youngs Bay
Youngs Bay, or Youngs River Bay, is located in the northwestern corner of the U.S. state of Oregon. The Youngs River meets the Columbia River at this point, which is situated between Astoria and Warrenton.
The bay is named for the Youngs River ...
. It was originally designated U.S. Route 101 Alternate until about 1976.
Major intersections
Ilwaco alternate route
U.S. Route 101 Alternate is an alternate route of
U.S. Route 101
U.S. Route 101, or U.S. Highway 101 (US 101), is a north–south United States Numbered Highway that runs through the states of California, Oregon, and Washington, on the West Coast of the United States. It is also known as (The Royal Roa ...
that bypasses the towns of
Long Beach
Long Beach is a city in Los Angeles County, California. It is the 42nd-most populous city in the United States, with a population of 466,742 as of 2020. A charter city, Long Beach is the seventh-most populous city in California.
Incorporate ...
and
Ilwaco
Ilwaco ( ) is a city in Pacific County, Washington, United States. The population was 936 at the 2010 census. Founded in 1890, the city was home to the Ilwaco Railway and Navigation Company along the Long Beach Peninsula, with its core economy b ...
in southwestern
Washington
Washington commonly refers to:
* Washington (state), United States
* Washington, D.C., the capital of the United States
** A metonym for the federal government of the United States
** Washington metropolitan area, the metropolitan area centered on ...
.
References
*A101
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