
The2025 Grand Prix of Long Beach (formally known as the2025 Acura Grand Prix of Long Beach) was asports car race, held atLong Beach Street Circuit on April 12, 2025. It was the third round of the2025 IMSA SportsCar Championship.

International Motor Sports Association (IMSA) president John Doonan confirmed the race was part of the schedule of the2025 IMSA SportsCar Championship (IMSA SCC) in March 2024.[1] It is the eleventh year the event was held as part of the WeatherTech SportsCar Championship, and the sixteenth annual running of the race, counting the period between 2006 and 2013 when it was a round of theRolex Sports Car Series and theAmerican Le Mans Series, respectively. The 2025 Grand Prix of Long Beach was the third of eleven scheduled sports car races of 2025 by IMSA.[1] The race was held at the 1.968 mi (3.167 km)Long Beach Street Circuit on April 12, 2025.[1]
Preceding the event,Felipe Nasr,Nick Tandy, andLaurens Vanthoor led the GTP Drivers' Championship with 760 points, withMatt Campbell,Kévin Estre, andMathieu Jaminet in second, 91 points behind.Tom Blomqvist,Colin Braun, andScott Dixon were third, 173 points behind the leaders.[2] The GTD Drivers' Championship was led byIndy Dontje,Philip Ellis, andRussell Ward with 690 points, 41 points ahead ofTom Gamble,Zacharie Robichon, andCasper Stevenson. Adem Adelson,Elliott Skeer, and Tom Sargent sat in third place, 57 points behind the leading trio.[2] The Teams' Championships were led byPorsche Penske Motorsport in GTP andWinward Racing in GTD, withPorsche andMercedes-AMG leading their respective Manufacturers' Championships.[2]
The entry list was published on April 2, 2025, and featured 27 entries: 11 in GTP, and 16 in GTD.[3]
Pole positions in each class are indicated inbold and with ‡.
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With a total of 1140 points, Nasr and Tandy's victory allowed them to extend their advantage in the GTP Drivers' Championship over Campbell and Jaminet.[8] The final results of GTD kept Ellis and Ward atop the Drivers' Championship with 994 points. Hawksworth and Thompson advanced from sixth to second.[8] Porsche Penske Motorsport and Winward Racing continued to top their respective Teams' Championships. Porsche continued to top the GTP Manufacturers' Championships while they took the lead of the GTD Manufacturers' Championship with 8 rounds remaining in the season.[8]
Class winners are inbold and ‡.
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Note: Only the top five positions are included for all sets of standings.
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Note: Only the top five positions are included for all sets of standings.
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Note: Only the top five positions are included for all sets of standings.
| IMSA SportsCar Championship | ||
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| Previous race: 12 Hours of Sebring | 2025 season | Next race: Monterey SportsCar Championship |