Köinge is a locality in Falkenberg Municipality, in Halland County, Sweden. Köinge lies at 63 m above sea level, by the Högvadsån. It has 233 inhabitants (2023). The nearest city is Falkenberg, 20 km to the southwest. Among the landmarks around are Grimeton Radio Station (15.6 km), Varberg Fortress (25 km) and Svartrå Church (2.9 km). Among the natural features are Höstena springs (6.3 km).