Hastings is a community within the municipality of Trent Hills, Northumberland County, in the province of Ontario, Canada. It is situated on the Trent-Severn Waterway and the Trans Canada Trail in what is considered to be Ontario's "cottage country". It can be reached from Highway 401 by exiting at exit 474 at Cobourg and going north on Co…Hastings is a community within the municipality of Trent Hills, Northumberland County, in the province of Ontario, Canada. It is situated on the Trent-Severn Waterway and the Trans Canada Trail in what is considered to be Ontario's "cottage country". It can be reached from Highway 401 by exiting at exit 474 at Cobourg and going north on County Road 45. It can be reached from Highway 7 at the Norwood exit going south.