Highway in California This image has been released into the public domain by the copyright holder, its copyright has expired, or it is ineligible for copyright. ... Route 20 CS&HC Sec. 320 Length: 212 mi (341 km) Major cities/towns: Fort Bragg Willits Colusa Yuba City Marysville Grass Valley Direction: East-West JUNCTION POSTMILE SR-1 MEN 0.00 US-101 MEN 33.16 MEN 33.22 SR-29 LAK 8.34 SR-53 LAK 31.62 SR-16 COL 3.45 I-5 COL R22.10 SR-45 COL 31.09 COL 36.79 SR-99 SUT 15.57 SR-70 YUB 0.99 YUB 1.47 SR-49 NEV 12.30 NEV 17.40 SR-174 NEV 12.92 I-80 NEV 45.67 Legend   deleted (no longer in system)   unconstructed   closed   crossing with no access   begin/end concurrency, bold route is carried through   a bold route on white background indicates termini. Prev Next < Route 19 Route 21 > California State Highways Current - Unconstructed - Deleted - Scenic

California State Highway 20 is mostly a rural route that travels 212 mi. (341 km) from CA-1 near Fort Bragg to US-101 at Willits, and then from US-101 near Redwood Valley to I-80 near Emigrant Gap. Daily traffic is between 2300 and 41,500 cars. The entire section between Fort Bragg and Willits, as well as sections between US-101 and CA-16 and between CA-49 and I-80, is designated a California State Scenic Route. A mile is a unit of distance (or, in physics terminology, length) currently defined as 5,280 feet, 1,760 yards, or 63,360 inches. ... A kilometre (American spelling: kilometer), symbol: km is a unit of length in the metric system equal to 1000 metres (from the Greek words χίλια (khilia) = thousand and μέτρο (metro) = count/measure). ... Fort Bragg is a city located in Mendocino County, California. ... Willits is a city located in Mendocino County, California. ... Colusa is the county seat of Colusa County, California. ... Yuba City is the county seat of Sutter County, California. ... Marysville is the county seat of Yuba County, California, USA. As of the 2000 census, the city had a total population of 12,268. ... Grass Valley is a city located in Nevada County, California. ... JUNCTION POSTMILE I-5 ORA 0. ... This image has been released into the public domain by the copyright holder, its copyright has expired, or it is ineligible for copyright. ... Mendocino County is a county located on Californias north coast, north of the San Francisco Bay Area and Sonoma County and west of the Central Valley. ... MAJOR JUNCTIONS JUNCTION POSTMILE I-5 LA 0. ... File links The following pages link to this file: U.S. Highway system U.S. Highway 101 California State Route 1 Interstate 880 Interstate 680 (California) Interstate 280 (California) List of California State Routes Interstate 380 (California) California State Route 85 California State Route 92 California State Route 87 California... JUNCTION POSTMILE SR-20 LAK 52. ... This image has been released into the public domain by the copyright holder, its copyright has expired, or it is ineligible for copyright. ... Lake County is the name of several counties in the United States of America: Named for Lake Michigan, near which they are located: Lake County, Illinois Lake County, Indiana others: Lake County, California Lake County, Colorado Lake County, Florida Lake County, Michigan Lake County, Minnesota Lake County, Montana Lake County... JUNCTION POSTMILE SR-29 LAK 0. ... This image has been released into the public domain by the copyright holder, its copyright has expired, or it is ineligible for copyright. ... JUNCTION MILE POST SR-20 COL 0. ... This image has been released into the public domain by the copyright holder, its copyright has expired, or it is ineligible for copyright. ... Colusa County is a county located in Californias Central Valley, northwest of Sacramento. ... This article needs to be cleaned up to conform to a higher standard of quality. ... Route marker sign: Interstate 5 File links The following pages link to this file: List of Interstate Highways Interstate 5 Interstate 705 Interstate 605 Interstate 805 Interstate 505 California State Route 91 California State Route 55 California State Route 57 Interstate 405 (California) Interstate 105 (California) California State Route 14... JUNCTION POSTMILE SR-113 YOL 0. ... This image has been released into the public domain by the copyright holder, its copyright has expired, or it is ineligible for copyright. ... JUNCTION POSTMILE I-5 KN 0. ... This image has been released into the public domain by the copyright holder, its copyright has expired, or it is ineligible for copyright. ... Sutter County is a county located along the Sacramento River in the California Central Valley north of Sacramento. ... JUNCTION POSTMILE SR-99 SUT 0. ... This image has been released into the public domain by the copyright holder, its copyright has expired, or it is ineligible for copyright. ... Location in the state of California Formed 1850 Seat Marysville Area  - Total  - Water 1,667 km² (644 mi²) 34 km² (13 mi²) 2. ... California State Route 49 (also known as the Gold Country Highway) is a scenic highway in the California Gold Country that passes through the historic mining communities of the 1849 California gold rush. ... This image has been released into the public domain by the copyright holder, its copyright has expired, or it is ineligible for copyright. ... Nevada County is a county located in Californias Sierra Nevada, in the Mother Lode country. ... This image has been released into the public domain by the copyright holder, its copyright has expired, or it is ineligible for copyright. ... MAJOR JUNCTIONS JUNCTION EXIT # US-101 CA 0 20px I-880 CA ? I-580 CA ? CA ? I-680 CA ? I-780 CA ? I-505 CA ? I-5 CA ? California/Nevada State Line CA ?/NV ? I-580 NV ? Nevada/Utah State Line NV ?/UT ? I-215 UT ? I-505 UT ? UT... File links The following pages link to this file: List of Interstate Highways Interstate 80 Interstate 880 Interstate 580 Interstate 780 Interstate 980 Interstate 680 (California) Interstate 280 (California) List of California State Routes Interstate 380 (California) Interstate 480 (Iowa-Nebraska) Interstate 180 (Illinois) California State Route 13 California State... A multiplex or concurrency on a road network occurs where a single physical road carries two or more different highway, motorway or other road numbers. ... This image has been released into the public domain by the copyright holder, its copyright has expired, or it is ineligible for copyright. ... California State Route 19 (also known as Lakewood Boulevard and Rosemead Boulevard) is a major thoroughfare running roughly north-south in the greater Los Angeles area. ... California State Route 21, or California 21 or CA-21 for short, is the name of a defunct north-south highway, which Interstate 680 has wholly supplanted in the eastern part of the San Francisco Bay Area. ... This image has been released into the public domain by the copyright holder, its copyright has expired, or it is ineligible for copyright. ... Example signage of the Califonia State Route System. ... For a list of currently routed California State Routes, please see List of California State Routes. ... Below contains a list and summary of the deleted California State Routes (i. ... The following highways are designated, in whole or part, by the State of California as California State Scenic Highways: California State Highway 1 California State Highway 2 - From 2. ... JUNCTION POSTMILE I-5 ORA 0. ... Fort Bragg is a city located in Mendocino County, California. ... MAJOR JUNCTIONS JUNCTION POSTMILE I-5 LA 0. ... Willits is a city located in Mendocino County, California. ... Redwood Valley is a census-designated place located in Mendocino County, California. ... MAJOR JUNCTIONS JUNCTION EXIT # US-101 CA 0 20px I-880 CA ? I-580 CA ? CA ? I-680 CA ? I-780 CA ? I-505 CA ? I-5 CA ? California/Nevada State Line CA ?/NV ? I-580 NV ? Nevada/Utah State Line NV ?/UT ? I-215 UT ? I-505 UT ? UT... Emigrant Gap or Emigrant Pass is a place on the California Trail where it crosses the Sierra Nevada (US) (mountain range), on the western side of what is now known as Donner Pass. ... JUNCTION MILE POST SR-20 COL 0. ... California State Route 49 (also known as the Gold Country Highway) is a scenic highway in the California Gold Country that passes through the historic mining communities of the 1849 California gold rush. ... The following highways are designated, in whole or part, by the State of California as California State Scenic Highways: California State Highway 1 California State Highway 2 - From 2. ...

CA 20 west though Colusa County, CA.

Image File history File linksMetadata Download high resolution version (1280x960, 322 KB)Heading west along CA 20 in Colusa County, CA. Picture taken 2003 by Glenn Pillsbury. ... Image File history File linksMetadata Download high resolution version (1280x960, 322 KB)Heading west along CA 20 in Colusa County, CA. Picture taken 2003 by Glenn Pillsbury. ...

Points of interest

• California Historical Landmark #427 is located at the intersection of Reclamation Rd, 1.7 mi southeast of Upper Lake. One-quarter mile west of the marker is Bloody Island, now a hill surrounded by reclaimed land, where, in 1850, U.S. soldiers nearly annihilated the Pomo Indian inhabitants for the murder of two white men. Doubt exists of these Indians' guilt.
• Sulphur Bank Mine (California Historical Landmark #428), one of the most noted quicksilver producers in world, can be found at the intersection of Sulphur Bank Rd (postmile 29.5), just south of Clearlake Oaks.

California Historical Landmarks (CHLs) are buildings, structures, sites, or places in the state of California that have been determined to have statewide historical significance by meeting at least one of the criteria listed below: approved for designation by the County Board of Supervisors or the City/Town Council in whose... Upper Lake is a census-designated place located in Lake County, California. ... 1850 was a common year starting on Tuesday (see link for calendar). ... Pomo is the name used to designate certain of the native people of what is now Northern California. ... Sulphur Bank Mine, located in Clearlake Oaks, California was a sulphur mine that also became one of the most noted quicksilver producers in world. ... General Name, Symbol, Number mercury, Hg, 80 Chemical series transition metals Group, Period, Block 12, 6, d Appearance silvery white Atomic mass 200. ... Clearlake Oaks, California - Wikipedia /**/ @import /w/skins-1. ...

State law

Legal Definition of Route 20: California Streets and Highways Code, Chapter 2, Article 3, Section 320

Route 20 is part of the Freeway and Expressway System, as stated by section 253.2 of the California State Highway Code.

Route 20 is part of the Scenic Highway System, as stated by section 263.3 of the California State Highway Code.

Image File history File links CA-blank. ... Image File history File links Ca_scenic_route. ...

External links

• WestCoast Roads- California 20
• Caltrans: Route 20 highway conditions
• California Highways: CA-20
• The Big Highways Page: California Route 20
• Cal-NExUS Route 20 East
• Cal-NExUS Route 20 West