Rykaczewo [rɨkaˈt͡ʂɛvɔ] is a village in the administrative district of Gmina Ciechanów, within Ciechanów County, Masovian Voivodeship, in east-central Poland. It lies approximately 9 kilometres (6 mi) south-west of Ciechanów and 76 km (47 mi) north-west of Warsaw.