In 2011, Călărași had a population of 65,181, with 95.05% of them declaring themselves as being Romanians and 3.59% Roma.
Το 2011, το Καλαράσι είχε πληθυσμό 65.181, με 95,05% από αυτούς να δηλώνουν Ρουμάνοι και 3,59% Ρομά.