Kolkata Population

Estimated population in 2025

Estimated population of Kolkata in 2025	4,970,646
Estimated population of males in 2025	2,605,169
Estimated population of males in 2025	2,365,477

Population as per 2011 census

Population	4,496,694
Male Population	2,356,766
Female Population	2,139,928
Area (km2)	185
Density/km2	24,306
Sex Ratio (Per 1000)	908
Child Sex Ratio (0-6 Age)	933
Literates	3,588,137
Male Literates	1,926,915
Female Literates	1,661,222
Average Literacy	86.31%
Male Literacy	88.34%
Female Literacy	84.06%
Child Population (0-6 Age)	339,323
Boys Population (0-6 Age)	175,564
Girls Population (0-6 Age)	163,759
Child Proportion (0-6 Age)	7.55%
Boys Proportion (0-6 Age)	7.45%
Girls Proportion (0-6 Age)	7.65%

Kolkata Religion-wise Data

Description	Population in 2011	Percentage	Estimated Population in 2025
Hindu	3,440,290	76.51%	3,802,897
Muslims	926,414	20.60%	1,024,058
Christian	39,758	0.88%	43,948
Sikh	13,849	0.31%	15,309
Buddhist	4,771	0.11%	5,274
Jain	21,178	0.47%	23,410
Not Stated	48,982	1.09%	54,145
Others	1,452	0.03%	1,605
Total	4,496,694	100.00%	4,970,646

City/Metros in Kolkata District

City Name	Population in 2011	Estimated Population in 2025
Baidyabati (Municipality)	121,110	133,875
Bally (Municipality)	293,373	324,295
Bally Town (Census Town)	113,377	125,327
Bansberia (Municipality)	103,920	114,873
Baranagar (Municipality)	245,213	271,058
Barasat (Municipality)	278,435	307,782
Barrackpur (Municipality)	152,783	168,886
Bhadreswar (Municipality)	101,477	112,173
Bhatpara (Municipality)	383,762	424,211
Kolkata (Municipal Corporation)	4,496,694	4,970,646
Uluberia (Municipality)	222,240	245,664