Sunny Corner, New Brunswick is a rural settlement in Northumberland County, New Brunswick, Canada. It is located approximately 35 km west of Miramichi, New Brunswick, on the northeast bank of the Northwest Miramichi River, opposite, Red Bank. The community has an Irving gas station, a Royal Canadian Legion, a Lions Club, a police station serviced by the RCMP, a volunteer fire department, a hockey rink, and a seniors home.