Zouma returned from a long-term knee injury back in January.
But the Frenchman has since struggled for game time under Antonio Conte, playing just 23 minutes of Premier League football.
Chelsea star Kurt Zouma will decide his future at the end of the season
David Luiz, Gary Cahill and Cesar Azpilicueta are first-choice at Chelsea, meaning Zouma has had to settle for a place on the bench.
Conte has also been linked with moves for defensive reinforcements in the summer, leaving Zouma’s future in doubt.
And the Frenchman had now admitted he will decide his future at the end of the season.
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He told beIN SPORTS: "Leave Chelsea?
“We’ll see at the end of the season."
Zouma is under contract with Chelsea until 2019.