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India has emerged as one of the world's most attractive markets for data centre investment, with Mumbai ranking as the second-lowest-cost region globally for data centre construction in 2025, according to the latest Turner & Townsend Data Centre Construction Cost Index. The report states that Mumbai's data centre construction cost is just USD 6.64 per watt, positioning the city 51st out of 52 global markets assessed. The ranking is based on the cost per watt to build data centres, with 1st rank representing the highest construction costs and 52nd the lowest. Thus, Mumbai's 51st position indicates it is the second most cost-effective city in the world for data centre construction, offering significantly lower costs compared to most other markets. This low-cost environment gives India a strategic edge for investment, substantially lower than other major hubs such as Tokyo, Singapore, and Zurich, where costs per watt are at least twice as high. Mumbai also benefits from a cheaper ...