Portland International Raceway (PIR) is a

motorsport Motorsport, motorsports or motor sport is a global term used to encompass the group of competitive sporting events which primarily involve the use of motorized vehicles. The terminology can also be used to describe forms of competition of t ...

facility in Portland in the U.S. state of

Oregon Oregon () is a U.S. state, state in the Pacific Northwest region of the Western United States. The Columbia River delineates much of Oregon's northern boundary with Washington (state), Washington, while the Snake River delineates much of it ...

. It is part of the Delta Park complex on the former site of Vanport, just south of the

Columbia River The Columbia River ( Upper Chinook: ' or '; Sahaptin: ''Nch’i-Wàna'' or ''Nchi wana''; Sinixt dialect'' '') is the largest river in the Pacific Northwest region of North America. The river rises in the Rocky Mountains of British Columbia ...

. It lies west of the Delta Park/Vanport light rail station and less than a mile west of Interstate 5. The track hosts the

IndyCar Series The IndyCar Series, currently known as the NTT IndyCar Series under sponsorship, is the highest class of regional North American open-wheel single-seater formula racing cars in the United States, which has been conducted under the auspices o ...

, ICSCC and SCCA and OMRRA road racing, the NASCAR K&N Pro Series West, and SCCA autocross events. Additionally, the PIR grounds are host to OBRA (Oregon Bicycle Racing Association) bicycling races on the track and the surrounding grounds. The facility includes a dragstrip and a

motocross Motocross is a form of off-road motorcycle racing held on enclosed off-road circuits. The sport evolved from motorcycle trials competitions held in the United Kingdom. History Motocross first evolved in Britain from motorcycle trials competiti ...

track. The road course is almost perfectly flat and runs clockwise. Two track configurations are possible. One includes a hard

chicane A chicane () is a serpentine curve in a road, added by design rather than dictated by geography. Chicanes add extra turns and are used both in motor racing and on roads and streets to slow traffic for safety. For example, one form of chicane is ...

at the end of the front straight and involves 12 turns alength of . Without the chicane, the track has nine turns and a lap length of . Portland is classified as an FIA Grade Two circuit. The City of Portland is working to establish the track as

carbon neutral Carbon neutrality is a state of net-zero carbon dioxide emissions. This can be achieved by balancing emissions of carbon dioxide with its removal (often through carbon offsetting) or by eliminating emissions from society (the transition to the " ...

History

PIR is built on the former location of Vanport, Oregon, which was destroyed on

Memorial Day Memorial Day (originally known as Decoration Day) is a federal holiday in the United States for mourning the U.S. military personnel who have fought and died while serving in the United States armed forces. It is observed on the last Monda ...

, May 30, 1948, when a railroad berm broke and water from the

flooded the city. After the flood, all that remained were the paved streets and concrete foundations of destroyed buildings. The first races took place on these old city streets in 1961 during the Portland Rose Festival. Since then, the Rose Cup has become an annual event. Racing at "West Delta Park", as PIR was known back then, was quite dangerous. Racers leaving the track unexpectedly could collide with leftover concrete foundations or fall into ponds. Under the threat of losing the Rose Cup races, since many of the sanctioning racing bodies would no longer sanction races due to the deteriorating roads and dangerous obstacles, the track was finally paved in the 1970s. In 1975, Portland International hosted the

Trans-Am Series The Trans-Am Series is a sports car racing series held in North America. Founded in 1966, it is sanctioned by the Sports Car Club of America (SCCA). Primarily based in the United States, the series competes on a variety of track types includ ...

, the premier series of the

Sports Car Club of America The Sports Car Club of America (SCCA) is a non-profit American automobile club and sanctioning body supporting road racing, rallying, and autocross in the United States. Formed in 1944, it runs many programs for both amateur and professional ...

, which was won by John Greenwood, driving a

Chevrolet Corvette The Chevrolet Corvette is a two-door, two-passenger luxury sports car manufactured and marketed by Chevrolet since 1953. With eight design generations, noted sequentially from C1 to C8, the Corvette is noted for its performance and distinctiv ...

. Greenwood would go on to win the

1975 It was also declared the ''International Women's Year'' by the United Nations and the European Architectural Heritage Year by the Council of Europe. Events January * January 1 - Watergate scandal (United States): John N. Mitchell, H. R. ...

Championship. Beginning in 1984, Portland International began hosting the cars and stars of the PPG Indycar World Series, with Al Unser Jr. taking his first win, driving a

Cosworth Cosworth is a British automotive engineering company founded in London in 1958, specialising in high-performance internal combustion engines, powertrain, and electronics for automobile racing (motorsport) and mainstream Automotive industry, ...

powered

March March is the third month of the year in both the Julian and Gregorian calendars. It is the second of seven months to have a length of 31 days. In the Northern Hemisphere, the meteorological beginning of spring occurs on the first day of March ...

. In 1999 and 2000, the

NASCAR The National Association for Stock Car Auto Racing, LLC (NASCAR) is an American auto racing sanctioning and operating company that is best known for stock car racing. The privately owned company was founded by Bill France Sr. in 1948, and ...

Craftsman Truck Series The NASCAR Craftsman Truck Series is a pickup truck racing series owned and operated by the National Association for Stock Car Auto Racing, and is the only series in NASCAR to race production pickup truck based stock cars. The series is one of th ...

ran a race at Portland International Raceway. The race was added after the demise of the ½-mile Portland Speedway that hosted races early in the series. The 1999 running saw the first (and as of 2021, the only) time there were more than one African-Americans competing in the same NASCAR top-three division race, with

Bill Lester William Alexander Lester III (born February 6, 1961) is an American semi-retired professional racing driver. He last competed part-time in the NASCAR Camping World Truck Series, driving the No. 17 Ford F-150 for David Gilliland Racing. Lester pre ...

and

Bobby Norfleet Robert Norfleet (born July 7, 1958) is an American former professional racing driver. He has raced motorcycles, drag cars, and in stock car racing, which included attempts in the NASCAR Craftsman Truck Series and the ARCA Re/Max Series. Racing c ...

on the grid. At the end of 2007 and the beginning of 2008, PIR went through a track renovation. The track was repaved with new asphalt and some minor changes were made to the track layout. Turns 4-7 were widened. The fence on the inside of turn 6 was moved to provide a better sightline through the corner. Turn 7 was sharpened to slow down racers prior to entering the back straight.

Formula One Formula One (also known as Formula 1 or F1) is the highest class of international racing for open-wheel single-seater formula racing cars sanctioned by the Fédération Internationale de l'Automobile (FIA). The World Drivers' Championship, ...

-style curbs were also installed on the track. The track reopened on February 23, 2008, with a ribbon cutting ceremony. In September 2018, the

Grand Prix of Portland The Grand Prix of Portland is an Indy Car Series race held at Portland International Raceway in Portland, Oregon. The race was held every year from 1984 through 2007 first as a CART series race, then as part of Champ Car World Series. After a t ...

returned after an 11-year hiatus. The qualifying record is 0:57.3467, set by Will Power during the

2018 Grand Prix of Portland The 2018 Grand Prix of Portland was the 16th And penultimate round of the 2018 IndyCar Series season. The race was held on September 2 at Portland International Raceway, in Portland, Oregon. 2018 Indy 500 champion Will Power qualified on pole po ...

. On September 29, 2021, it was announced that the

NASCAR Xfinity Series The NASCAR Xfinity Series (NXS) is a stock car racing series organized by NASCAR. It is promoted as NASCAR's second-tier circuit to the organization's top level Cup Series. NXS events are frequently held as a support race on the day prior to a ...

would race there in the regular season. On December 8, 2022, it was announced that

Formula E Formula E, officially the ABB FIA Formula E World Championship, is a single-seater motorsport championship for electric cars. The series was conceived in 2011 in Paris by FIA president Jean Todt and Spanish businessman Alejandro Agag, wh ...

would race in there with a modified layout in the 2022–23 season instead of Brooklyn Street Circuit.

Lap records

The official outright all-time lap record set during a race weekend is 55.760 seconds, set by Wayne Taylor on the old circuit layout, in an Intrepid RM-1-

Chevrolet Chevrolet ( ), colloquially referred to as Chevy and formally the Chevrolet Motor Division of General Motors Company, is an American automobile division of the American manufacturer General Motors (GM). Louis Chevrolet (1878–1941) and ou ...

, during qualifying for the 1991 G.I. Joe's/Camel Grand Prix Presented by Nissan. The official race lap records at Portland International Raceway are listed as:

IndyCar race history

IMSA Sports Car race history

References

External links

Portland International Raceway official site

Trackpedia guide to driving this track

Friends of PIR

Oregon Motorcycle Road Racing Association
OMRRA

Aerial imagery from Google Earth of Portland International Raceway as an overlay on an old photo of Vanport City, Oregon

Short video about, and on the history, of Portland International Raceway
{{Authority control Sports venues in Portland, Oregon Champ Car circuits NHRA Division 6 drag racing venues Motorsport venues in Oregon American Le Mans Series circuits IMSA GT Championship circuits 1960 establishments in Oregon Kenton, Portland, Oregon IndyCar Series tracks NASCAR tracks Sports venues completed in 1960