The Rainwater Harvesting Systems Market Overview 2025 report reveals that the market size has grown significantly over the past few years, with projections indicating further expansion.
The global market size for rainwater harvesting systems has seen a robust growth in the past few years. The market, which was valued at $1.94 billion in 2024, is expected to increase to $2.1 billion in 2025, with a compound annual growth rate (CAGR) of 8.5%.
The global rainwater harvesting systems market is projected to expand significantly in the coming years, reaching a value of $2.7 billion by 2029. This suggests a compound annual growth rate (CAGR) of 6.5%.
Download Your Free Sample of the 2025 Rainwater Harvesting Systems Market Report and Uncover Key Trends Now!The key drivers in the rainwater harvesting systems market are:
• Accelerated urbanization and corresponding infrastructure development
• Intensified climate change effects impacting water availability
• Increased adherence to green building certifications that necessitate rainwater-harvesting systems
• Government schemes and subsidies encouraging the implementation of rainwater harvesting solutions
The rainwater harvesting systems market covered in this report is segmented –
1) By Type: Roof Rainwater Collection, Surface Rainwater Collection, Hybrid
2) By Component: Tanks, Filtration Systems, Pumps, Distribution
3) By Installation: New Construction, Retrofit
4) By Harvesting Method: Above Ground, Underground
5) By Application: Residential, Commercial, Industrial, Agricultural, Public And Municipal
The key trends in the rainwater harvesting systems market are:
• The integration of rainwater harvesting systems with smart city initiatives is a key emerging trend.
• There is a shift towards decentralized water management solutions.
• The emergence of modular and scalable rainwater harvesting systems is becoming increasingly prevalent.
• Development of predictive analytics tools for optimizing rainwater collection and usage is a notable evolving trend.
Major companies in the rainwater harvesting systems market are:
• Kingspan Group Plc
• Watts Water Technologies Inc.
• Caldwell Tanks Inc.
• CST Industries Inc.
• Metroll
• Snyder Industries
• Bushman Tanks
• Otto Graf GmbH Kunststofferzeugnisse (Graf Holding GmbH group)
• Norwesco
• Water Field Technologies Pvt. Ltd.
• Stormsaver Ltd.
• Barr Plastics Inc.
• WISY AG
• Innovative Water Solutions LLC
• D&D Ecotech Services
• Heritage Water Tanks
• Water Harvesting Solutions Inc. (Wahaso)
• Molloy Precast Products Ltd.
• Oasis Water Harvesting
• Osmosis Autopump India Pvt. Ltd.
• Ecozi Ltd.
• HarvestH2o
• Rain Harvesting Supplies Inc.
• Climate Tanks
• Harvest Rain Inc.
• RainHarvest Systems LLC
• Aquabarrel LLC
• Rainwater Management Solutions Inc.
North America was the largest region in the rainwater harvesting systems market in 2024