Demak is a city located in Central Java, Indonesia. It is known for its rich history and cultural significance, particularly as a center of the Islamic spread in the region during the 15th century. The city features several historical sites, including the Great Mosque of Demak, which is one of the oldest mosques in Indonesia. The economy of Demak is primarily based on agriculture, with rice and various crops being the main products. The city also has a growing trade sector, benefiting from its strategic location near Semarang, the provincial capital. Demak's blend of history and agriculture makes it an important area in Central Java.