a B S t r a c tBackground: District Health authority of Bankura in the state of West Bengal desired to estimate the coverage of childhood vaccination and vitamin a prophylaxis by an independent body. to address these issues the present study was undertaken. Objectives: to estimate immunization coverage and vitamin a supplementation in 12-23 months children. Methods: a cross sectional observational study was conducted in the district of Bankura, West Bengal among children aged between 12-23 months with sample size 320. Study variables were sex, residence, antigen-wise immunization coverage, proportion of fully immunized children, immunization drop-out rate, Vitamin-A (first dose) supplementation etc. coverage was estimated by proportions and chi-square (c 2 ) was applied as a test of significance. Results: 99.0%, 94.8% and 91.4% of studied children received Bcg, DPt-3/oPV-3 and Measles vaccination respectively. 80.3% of children (80.9% male and 79.7% of female) were fully immunized. The drop out rate for highest covered antigen dose (DPT1/OPV1) to lowest covered antigen dose (measles) was 8.1%. Fully immunized children were found more in rural area (81.7%) than the urban area (62.5) of the district. Difference was statistically significant. Almost 92% children received first dose of Vitamin-A. Conclusion: immunization coverage of Bankura district was higher than that of the state and national figures. Rural coverage is better than urban.