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Legend and translations
USA - UNITED STATES
SONOMA RACEWAY
INFINEON RACEWAY
SEARS POINT
GOLDEN STATE INTERNATIONAL RACEWAY
SORRY, SOME DATA ARE NOT TRANSLATED YET
Description Circuit built in a very short time thanks to Robert Marshall Jr. and Jim Coleman of Kentfield. In August 1968 works begun and on December 1st of the same year the circuis hosted its first SCCA Enduro event. The circuit changed its name more than once: in 1981 it was renamed Golden State International Raceway, in 2002 Infineon Raceway and since March 7th 2012 Sonoma Raceway
Location Sonoma
CA - California - Western States
Location 29355 Arnold Dr, Sonoma, CA
Marin County
Latitude - Longitude + 38°09'42"     -122°27'25"
38.161667     -122.456944
UTM Coordinates X = 547574.176  -  Y = 4223891.865  -  Zone 10S
Aerial photo / Map (*) Aerial photo / Map (*) OpenStreetMap  -   Aerial photo / Map (*) Google Maps  -   Aerial photo / Map (*) Bing Maps  -   Aerial photo / Map (*) Flash Earth  -   Aerial photo / Map (*) Wikimapia  -   Aerial photo / Map (*) Microsoft Research Maps  -   Aerial photo / Map (*) MapQuest
Altitude AMSL 16 m - 52 ft
Inauguration December 1st 1968
Closing  
Designer  
Sources and links (Translation) (**)
(1) English ForumForum --> North America --> USA: Western States --> California - Sonoma Raceway [ENG]
(2) English ForumForum --> Chat in English --> Aerials of circuits [ENG]
(3) English en.wikipedia.org/wiki/Sonoma_RacewayWikipedia
(4) Italian Autosprint 36/1970 (page 36)Sears Point, appena riaperto dopo una chiusura temporanea, è richiuso e messo in vendita
(5) English (United States) m.racesonoma.com (...) [Publishing date: July 31st 2012]
(6) English (United States) infineonraceway.comOfficial website
(7) English (United States) infineonraceway.com/maps_directions/maps_of_infineon_racewayOfficial website
(8) English (United States) infineonraceway.com/raceway%5Finfo/about%5Finfineon%5Fraceway/historyHistory of the track
(9) English (United States) www.infineonraceway.com/raceway_info/track_rental_testingOfficial website

(*) NOTE: a complete and detailed view of the circuit can be found (if available) on Street View by Google Maps and/or Bird's Eye and 3D views by Bing Maps for Enterprise (former Microsoft Virtual Earth): both can be reached using their own link in Aerial photo / Map cell.

(**) For on-line not-English speaking sources, click on each small flag and you open the corresponding Google Translator page with automatic translation.

Sonoma Raceway, Infineon Raceway, Sears Point Raceway, Golden State International Raceway
Description  
Years 1968÷...
Direction Clockwise   Clockwise
Progetto Proposal NO
No longer operational  
Car Circuit YES
Motorbike circuit  
Type Permanent
Inauguration December 1st 1968
Closing  
Last update of this page January 27th 2007
Info last update  
Designer  
Distinctive points  
length 3137  m 10290  ft 1.949  mi Short circuit  
length 4055  m 13305  ft 2.52  mi Full circuit  
Total area 291  hectares 2913768  m² 720  acres    

Motorcycle circuit

Motorcycle Circuit
Description  
Years 2003
Direction Clockwise   Clockwise
Progetto Proposal NO
No longer operational  
Car Circuit  
Motorbike circuit YES
Type Permanent
Inauguration  
Closing  
Last update of this page March 15th 2003
Info last update  
Designer  
Distinctive points  

Drag strip
Description  
Years 1968÷...
Direction  
Progetto Proposal NO
No longer operational  
Car Circuit YES
Motorbike circuit  
Type Asphalted Drag strip
Inauguration  
Closing  
Last update of this page January 27th 2007
Info last update  
Designer  
Distinctive points  
length 402  m 1320  ft 1/4  mi    

Sonoma Raceway
Description  
Years 2012÷...
Direction  
Progetto Proposal NO
No longer operational  
Car Circuit YES
Motorbike circuit  
Type Permanent
Inauguration  
Closing  
Last update of this page August 6th 2012
Info last update  
Designer  
Distinctive points  
length 3717  m 12196  ft 2.31  mi   (5)




Updates
Date Track layout Years Description by Map by Thanks to Note
August 6th 2012     Guido de Carli   Pieter W. Slinger Update Description
August 31st 2007     Lorenzo Tommasi     Update Description without map
January 27th 2007     Guido de Carli     Update Description
March 22nd 2006     Guido de Carli   Paolo Montrasio Update Description
March 15th 2003     Guido de Carli     New Description
Not all eventual updates issued in last years are already visible in this list
 
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