Firebird Raceway (NRIS 100003243)

Address: 8551 ID 16, Eagle Vicinity, Idaho. County/parish: Ada.

Added to the National Register of Historic Places December 24, 2018.

From Wikipedia:

Firebird Raceway
Firebird Raceway near Eagle, Idaho, is a motorsport racing venue in the Boise metropolitan area. The raceway opened in 1968 under management of racing enthusiasts Bill and Ellanor New, and it has remained under ownership of the New family. A longstanding member track of the National Hot Rod Association (NHRA), the raceway has been named NHRA Track of the Year three times. It was added to the National Register of Historic Places in 2018, the first dragstrip to be included on the register. (read more...)

National Park Service documentation: