Inje Speedium is a motor racing circuit in Inje County, South Korea, about 50 km (31 mi) east of Chuncheon and 120 km (75 mi) east of Seoul. The circuit is part of a larger complex, named the Inje Auto Theme Park, that includes a hotel and condominiums. The main course is 3.908 km (2.428 mi), but can be split into separate 2.577 km (1.601 mi) and 1.375 km (0.854 mi) circuits.

The track opened with a round of the Japanese Super Taikyu series on 25 May 2013, and held the opening round of the 2013 Asian Le Mans Series season on 4 August 2013.

The circuit was due to host the eighth round of the 2020 World Touring Car Cup on the 18th of October 2020. However, due to COVID-19 pandemic, the round was cancelled; and it would host the sixth round of 2021 World Touring Car Cup on 16–17 October 2021. But 2021 round was cancelled again due to the pandemic.

As of September 2025, the fastest official race lap records at the Inje Speedium are listed as: