Valldal is a valley in the municipality of Norddal in Møre og Romsdal, Norway. It is located north of the Norddalsfjorden. The village of Sylte is located at the end of the valley along the fjord. The river Valldøla flows through the valley, and the Norwegian National Road 63 follows the river through the valley, on its way north to Trollstigen.
The valley is fertile with a high amount of berry production, especially strawberries. In 2002, the annual production of strawberries was about 900 metric tons (890 long tons; 990 short tons). Previously there was also cement and wood products industry. There is also the Muritunet centre for rehabilitation