The bladder cancer immunotherapy market is projected to grow from USD 5,012.0 million in 2026 to USD 14,489.7 million by 2036, at a CAGR of 11.2%. Checkpoint inhibitor therapies (PD-1/PD-L1/CTLA-4) will dominate with a 58.0% market share, while advanced / metastatic urothelial carcinoma will lead the indication segment with a 46.0% share.