Shinhidaka (新ひだか町, Shinhidaka-chō) is a town located in Hidaka Subprefecture, Hokkaido, Japan.

Shinhidaka is in southeastern Hokkaido, between the Pacific Ocean to the South and the Hidaka Mountains to the North.

Stations in Shinhidaka: Shizunai - Higashi-Shizunai - Harutachi - Hidaka-Tōbetsu - Hidaka-Mitsuishi - Hōei - Honkiri Nijikken-dōro (二十間道路), literally, road 20 ken (36 metres (118 ft)) in width, is an avenue lined with Ezo mountain cherry Prunus sargentii, (エゾヤマザクラ, Ezo-yamazakura) trees and a major tourist attraction of the town.

The 8 kilometres (5.0 mi) road was created for a visit of the Imperial Family to the nearby Niikappu horse ranch in 1903.

Shinhidaka holds a cherry blossom festival yearly in May at the road in Shizunai ward.