Rooftop Solar PV Market - Global Industry Size, Share, Trends, Opportunity, and Forecast, 2021-2031

The Global Rooftop Solar PV Market is projected to experience substantial growth, rising from USD 108.15 Billion in 2025 to USD 272.06 Billion by 2031, achieving a CAGR of 16.62%. This market involves installing solar panels on the roof structures of residential, commercial, and industrial buildings to generate electricity at the point of consumption.

Key drivers propelling this market include the escalating cost of traditional grid electricity, a growing global emphasis on energy security, and supportive government policies providing financial incentives for renewable adoption. These economic and regulatory factors encourage property owners to invest in decentralized energy generation to lower operational costs and carbon emissions. According to the International Energy Agency, distributed solar PV applications using rooftop systems in residential and commercial sectors accounted for 42 percent of total global solar photovoltaic capacity additions in 2023.

However, a major obstacle limiting broader market expansion is the technical inadequacy of current electrical infrastructure. Many legacy power grids were designed exclusively for unidirectional power flow and struggle to handle the bidirectional energy exchange needed when numerous rooftop systems export surplus power simultaneously. This grid congestion frequently results in interconnection delays or strict capacity restrictions in established markets, which can deter potential adopters and halt project implementation.

Market Drivers

The implementation of supportive regulatory frameworks and financial incentives acts as the primary accelerator for the Global Rooftop Solar PV Market. Governments around the world are aggressively deploying net-metering programs, tax credits, and feed-in tariffs to meet decarbonization goals, effectively reducing investment risks for property owners. This momentum driven by policy is especially apparent in major economies where state directives speed up deployment. As per the International Energy Agency Photovoltaic Power Systems Programme's 'Snapshot of Global PV Markets 2024' published in April 2024, China's record installation of 235 GW of new capacity in 2023 was largely driven by such proactive development policies, representing over 60 percent of global additions.

Concurrently, the falling costs of photovoltaic components and system installation have significantly broadened access to solar technology. Enhanced manufacturing economies of scale and stabilized supply chains have led to a sharp drop in equipment prices, shortening the payback period for residential and commercial users. According to the National Renewable Energy Laboratory's 'Spring 2024 Solar Industry Update' from June 2024, the average price of solar modules in the United States fell by 22 percent year-over-year in the fourth quarter of 2023, reaching $0.31 per watt. This increased affordability creates a conducive environment for market growth, supporting a landscape where, according to SolarPower Europe in 2024, the global solar fleet is on a path to surpass 2 Terawatts of operating capacity.

Market Challenges

The technical constraints of existing electrical infrastructure constitute a critical barrier to the growth of the global rooftop solar PV market. Most legacy power grids function on a unidirectional model designed to deliver electricity from central plants to consumers, making them ill-equipped to manage the bidirectional energy flow generated by distributed rooftop systems. As the density of these installations rises, grid operators frequently encounter congestion issues that necessitate the imposition of stringent capacity caps or significant delays in interconnection approvals. These technical limitations create a volatile environment for property owners and developers, often resulting in project cancellations and financial uncertainty.

The scale of this infrastructure bottleneck is highlighted by recent industry statistics. According to the International Energy Agency, in 2024, roughly 3,000 gigawatts of renewable energy capacity were stuck in grid connection queues globally. This massive backlog demonstrates how the slow pace of grid modernization acts as a direct drag on market adoption, preventing the rooftop solar sector from achieving its full deployment potential despite the presence of favorable economic drivers.

Market Trends

The integration of Hybrid Solar-Plus-Storage Systems marks a fundamental shift in market dynamics, advancing the sector from simple grid-tied generation to comprehensive energy management solutions. As feed-in tariffs decrease and concerns over grid reliability grow, property owners are increasingly combining photovoltaic modules with intelligent battery units to optimize self-consumption and guarantee power resilience. This transition converts the rooftop sector from a passive energy source into a dispatchable asset class capable of operating independently during outages, effectively shielding users from utility instability. According to the Clean Energy Council's 'Rooftop Solar and Storage Report' from March 2025, 28.4 percent of new rooftop solar installations in 2024 included a battery storage system, highlighting the rapid acceleration of this attachment trend.

Simultaneously, the emergence of Virtual Power Plants (VPPs) Aggregating Distributed Assets is reshaping the interaction between rooftop installations and the broader utility network. By utilizing cloud-based software to bundle thousands of small-scale solar and storage systems, aggregators can provide essential grid services such as peak shaving and frequency regulation, generating new revenue streams for asset owners. This model addresses grid congestion challenges by orchestrating exports and transforming individual prosumers into active participants in grid stability. According to the Smart Electric Power Alliance's '50 States of Virtual Power Plants and Supporting Distributed Energy Resources' report from February 2025, 38 states implemented new policies or regulatory actions to advance virtual power plant deployment in 2024, signaling a robust regulatory pivot toward this decentralized architecture.

Key Players Profiled in the Rooftop Solar PV Market

• Tata Power Solar Systems Limited
• Amplus Energy Solutions Pvt. Ltd.
• CleanMax Enviro Energy Solutions Pvt. Ltd.
• SunSource Energy
• Momentum Solar LLC
• Canadian Solar Inc,
• SunPower Corporation
• Sharp Corporation
• Wuxi Suntech Power Co., Ltd.
• KYOCERA Corporation

Report Scope

In this report, the Global Rooftop Solar PV Market has been segmented into the following categories:

Rooftop Solar PV Market, by Deployment:

• Ground Mounted
• Rooftop Mounted

Rooftop Solar PV Market, by Technology:

• Thin Film
• Crystalline Silicon

Rooftop Solar PV Market, by Grid Type:

• Off-Grid
• Grid-connected

Rooftop Solar PV Market, by End-User:

• Residential
• Commercial
• Industrial

Rooftop Solar PV Market, by Region:

• North America
• Europe
• Asia-Pacific
• South America
• Middle East & Africa

Competitive Landscape

Company Profiles: Detailed analysis of the major companies present in the Global Rooftop Solar PV Market.

Available Customization

The analyst offers customization according to your specific needs. The following customization options are available for the report:

• Detailed analysis and profiling of additional market players (up to five).

This product will be delivered within 1-3 business days.