One of five Jewish cemeteries in Bialystok, located on Kalinowskiego street, was founded in 1760 - first burial took place in 1761. It was destroyed during the World War II. Today it's built over with theater and partially it's a public garden.
You can find more information on Jewish cemeteries in Bialystok on www.shtetlinks.jewishgen.org/BialyGen/BialCem.htm