Slavyanovo is a town in the Pleven Municipality, in Pleven Province, Bulgaria. It lies in the Danubian Plain, to the north-northeast of Pleve…Slavyanovo is a town in the Pleven Municipality, in Pleven Province, Bulgaria. It lies in the Danubian Plain, to the north-northeast of Pleven. As of December 2009, it had a population of 4,422. The mayor is Asen Bachev. The town is located at 43°28′N 24°52′E / 43.467°N 24.867°E, 114 metres above sea level.