Wyoming Highway 273 (WYO 273) is a short 0.33-mile-long (0.53 km) north–south Wyoming State Road, known as County Club Road, located in south-central Niobrara County two miles west of Lusk.

At only 0.33 miles (0.53 km) in length, Wyoming Highway 273 acts as a spur from US 18/US 20 north to the Lusk Municipal Golf Course, just west of Lusk.

[2] The entire route is in Lusk, Niobrara County.