Kolkata Population 2024. Population of kolkata is 4,496,694 (for 2011 ). Kolkata is one of districts of west bengal in india, kolkata district population in 2024 is 6,340,339 (estimates as per aadhar.
Estimated population of males in 2024. Kolkata has grown by 237,993 in the last year, which represents a 1.55% annual change.