Nowe Skalmierzyce (German: Neu Skalmierschütz) is a town and its surrounding municipality in Ostrów Wielkopolski County, Greater Poland Voivodeship, in west-central Poland. The town has a population of 5,093 (2006 est.), while the municipality, Gmina Nowe Skalmierzyce, which is a mixed urban-rural gmina that includes the town, has a population of 15,191. The town has a land area of only 1.58 km², which results in a population density of 3,223.4 persons/km², the seventh highest density of all towns in Poland, and the second highest density (after Swarzędz) of the urban portion of any Polish urban-rural gmina (gmina miejsko-wiejska). The gmina has a land area of 125.42 km².
Nowe Skalmierzyce ("New Skalmierzyce") adjoins the urbanized village of Skalmierzyce, which is in fact the administrative seat of the gmina. Nowe Skalmierzyce originally developed as a customs post on the border between Prussia and Russian-controlled Congress Poland in the 19th century.