Kinstaby is a village in Söderhamn Municipality, in Gävleborg County, Sweden. Kinstaby lies at 49 m above sea level. The nearest city is Gävle, 69 km to the south. Among the landmarks around are Söderala church (3.1 km), Faxeholm (9.6 km) and Trönö gamla kyrka (11.3 km).