Within the Kootenay-Okanagan Boundary area, this park is located approximately 135 km east of Vernon or 65 km north of Grand Forks. The closest communities are Grand Forks, Lumby, Nakusp and Christina Lake.
Access to the north end of the park is by road off of Highway 6 between Cherryville and Needles. Park visitors should turn south off Highway 6 onto the Mount Scaia Road, 10 km west of Needles. The gravel surfaced Mount Scaia Road is approximately 23 km long and terminates within Granby Park.
Access to the south end of the park is by road off of Highway 3 in Grandforks. Visitors should turn north on North Fork Road. There is 20 km of pavement and 65 km of gravel with the road ending 4 km from Granby Park Boundary. The Bluejoint Lookout road provides access to a trail that leads up to Bluejoint Mountain at the edge of the park.