In 2002 it had a population of 7297 inhabitants, 95% of which were ethnic Serbs.
In spite of the number of its inhabitants, Klupci is officially classified among the villages of Serbia.
Klupci also has a football team FK Radnički Stobex. They currently play in the Serbian League West (Srpska liga Zapad), a third tier in Serbia's football league.
1 ^ Popis stanovništva, domaćinstava i Stanova 2002. Knjiga 1: Nacionalna ili etnička pripadnost po naseljima. Republika Srbija, Republički zavod za statistiku Beograd 2003. ISBN86-84433-00-9