Walery [vaˈlɛrɨ] is a village in the administrative district of Gmina Lelis, within Ostrołęka County, Masovian Voivodeship, in east-central Poland. It lies approximately 6 kilometres (4 mi) south-east of Lelis, 10 km (6 mi) north of Ostrołęka, and 112 km (70 mi) north of Warsaw.