State Route 104 (SR 104) is a west–east

state highway A state highway, state road, or state route (and the equivalent provincial highway, provincial road, or provincial route) is usually a road that is either ''numbered'' or ''maintained'' by a sub-national state or province. A road numbered by a ...

in the

U.S. state In the United States, a state is a constituent political entity, of which there are 50. Bound together in a political union, each state holds governmental jurisdiction over a separate and defined geographic territory where it shares its sover ...

California California is a U.S. state, state in the Western United States, located along the West Coast of the United States, Pacific Coast. With nearly 39.2million residents across a total area of approximately , it is the List of states and territori ...

that runs from the Central Valley to the

Sierra Foothills The Sierra Foothills AVA (established in 1987) is an American Viticultural Area in the foothills of the Sierra Nevada in the U.S. state of California in the United States. Wine grapes were introduced to the area in the nineteenth century during the ...

. It connects State Route 99 near

Galt Galt or GALT may refer to: Biology and biochemistry * Galactose-1-phosphate uridylyltransferase, an enzyme * Gut-associated lymphoid tissue, a subset of mucosa-associated lymphoid tissue People and fictional characters * Galt (surname), a list o ...

to State Route 49 in

Sutter Creek Sutter Creek (formerly spelled Sutter's Creek and Suttercreek; formerly named Suttersville) is a city in Amador County, California, United States. The population was 2,501 at the 2010 census, up from 2,303 at the 2000 census. It is accessible vi ...

via the city of

Ione Ione may refer to: Places * Ione, California, a city * Ione, Colorado, an unincorporated community * Ione, Nevada, an unincorporated community * Ione, Oregon, a city * Ione, Washington, a town * Ionopolis or Ione, an ancient town near Antioch ...

. It is known as Twin Cities Road from its western terminus up until just before Ione. West of the SR 104/SR 99 interchange, Twin Cities Road continues to

Interstate 5 Interstate 5 (I-5) is the main north–south Interstate Highway on the West Coast of the United States, running largely parallel to the Pacific coast of the contiguous U.S. from Mexico to Canada. It travels through the states of Califor ...

and then eventually end at State Route 160 north of Walnut Grove.

Route description

The route begins in

Sacramento County Sacramento County () is a county located in the U.S. state of California. As of the 2020 census, the population was 1,585,055. Its county seat is Sacramento, which has been the state capital of California since 1854. Sacramento County is the ...

at SR 99. It then heads eastward, forming the northern boundary of the city of Galt. The route turns northeast, passing through

Herald A herald, or a herald of arms, is an officer of arms, ranking between pursuivant and king of arms. The title is commonly applied more broadly to all officers of arms. Heralds were originally messengers sent by monarchs or noblemen to ...

, near

Rancho Seco Nuclear Generating Station The Rancho Seco Nuclear Generating Station is a decommissioned nuclear power plant built by the Sacramento Municipal Utility District (SMUD) in Herald, California. History In 1966, SMUD purchased in southeast Sacramento County for a nuclear pow ...

and on to the community of

Clay Clay is a type of fine-grained natural soil material containing clay minerals (hydrous aluminium phyllosilicates, e.g. kaolin, Al2 Si2 O5( OH)4). Clays develop plasticity when wet, due to a molecular film of water surrounding the clay par ...

before entering

Amador County Amador County () is a county located in the U.S. state of California, in the Sierra Nevada. As of the 2020 census, the population was 40,474. The county seat is Jackson. Amador County, located within California's Gold Country, is known as "The ...

. It then continues past

Mule Creek State Prison Mule Creek State Prison (MCSP) is a California State Prison for men. It was opened in June 1987, and covers located in Ione, California. The prison has a staff of 1,242 and an annual operating budget of $157 million. As of July 31, 2022, MCS ...

and begins a short overlap with SR 124 in

. Afterwards, it exits the town and has another overlap with SR 88, where it goes through the community of Sunnybrook. Its eastern terminus is at SR 49 in

. SR 104 is not part of the National Highway System, a network of highways that are considered essential to the country's economy, defense, and mobility by the

Federal Highway Administration The Federal Highway Administration (FHWA) is a division of the United States Department of Transportation that specializes in highway transportation. The agency's major activities are grouped into two programs, the Federal-aid Highway Program a ...

History

The route formerly extended to

West Point The United States Military Academy (USMA), also known Metonymy, metonymically as West Point or simply as Army, is a United States service academies, United States service academy in West Point, New York. It was originally established as a f ...

, but the segment between SR 88 and West Point was transferred to SR 26 in 1984. According to the California Streets and Highways code, SR 104 is an unfinished route as the highway's legislative designation extends past SR 49 east to SR 88. Ridge Road makes this exact connection, but it is not currently owned or maintained by Caltrans.

Major intersections

References

External links

{{commonscat
California @ AARoads.com - State Route 104Caltrans: Route 104 highway conditions

104 104 may refer to: *104 (number), a natural number *AD 104, a year in the 2nd century AD * 104 BC, a year in the 2nd century BC * 104 (MBTA bus), Massachusetts Bay Transportation Authority bus route *Hundred and Four (or Council of 104), a Carthagini ...

State Route 104 State Route 104

Route description

History

Major intersections

See also

References

External links