Cléon-d'Andran is a commune in the Drôme department in the Auvergne-Rhône-Alpes region of southeastern France. It is situated in the historical and geographical area known as Dauphiné.
The commune is located approximately 15 kilometers southeast of Montélimar, a larger town in the Drôme department. Its landscape is characterized by rolling hills and agricultural land, typical of the Prealps region. The area is known for its rural charm and Mediterranean climate influences.
As of recent census data (e.g., 2020), Cléon-d'Andran has a population of around 1,500 inhabitants. The local economy is primarily based on agriculture, including viticulture (wine production), and light industry, alongside services for its residents. The village center typically features a church, a town hall (mairie), and a few local businesses.
Administratively, Cléon-d'Andran is part of the arrondissement of Nyons and the canton of Dieulefit. Like many French communes, its local governance is managed by a municipal council and a mayor.