United Kingdom Rooftop Solar Pv Market Insight
Published: 26 May 2026 | Report Format: Electronic (PDF)
The UK rooftop solar Pv market is rapidly expanding, at a 2.78% CAGR, and the rising electricity prices, renewable adoption, and net-zero targets
UK Rooftop Solar Pv Market Insights Forecasts to 2035
- The UK Rooftop Solar Pv Market Size Was Estimated at USD 2.192 Million in 2025
- The Market Size is Expected to Grow at a CAGR of around 2.78% from 2025 to 2035
- The UK Rooftop Solar Pv Market Size is Expected to Reach USD 2.883 Million by 2035
Notable Insights into the UK Rooftop Solar Pv Market
- Residential rooftop solar constitutes 46% of market share in the United Kingdom, aided by household savings on energy consumption and adoption of net-zero policies, backed up by £3 billion plus in investments for decentralized solar energy production and energy transition.
- Commercial & industrial rooftop solar constitutes 38% of market share in the United Kingdom, aided by corporate net-zero targets, facilitated by £4 billion plus in investments into clean energy infrastructure and operational sustainability.
- The total installed capacity of solar PV in the United Kingdom exceeds 14 GW, enhancing renewable electricity production, backed by £5 billion plus in investments in clean energy infrastructure and grid extension.
- The United Kingdom’s government is supporting renewable energy growth through investments worth £6 billion plus in clean energy infrastructure, resulting in expansion of solar PV, carbon emission reductions, and grid modernization for faster net-zero transitions.
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Research Methodologies Used to Analyze the UK Rooftop Solar Pv Market
The United Kingdom rooftop solar Pv market Report is based on an approach that involves 74% secondary data derived from the renewable energy data sets of governments, solar installations data, investment reports, and sustainability policies, along with 26% primary findings obtained through manufacturers, installers, utility companies, and energy consultants. Backed up by investments in clean energy and solar infrastructure, this method guarantees accurate forecasting and demand analysis.
Decisions Advisors Research Methodology: Trusted Insights for Strategic Decision-Making
What is Decisions Advisors Research?
Decisions Advisors research delivers comprehensive market intelligence through detailed industry analysis, competitive benchmarking, trend forecasting, and data-driven business insights. Our research methodology combines advanced analytical frameworks with extensive primary and secondary research to help organizations make informed and strategic business decisions.
Competitive Analysis:
The report offers the appropriate analysis of the key organizations/companies involved within the UK rooftop solar Pv market, along with a comparative evaluation primarily based on their product of offering, business overviews, geographic presence, enterprise strategies, segment market share, and SWOT analysis. The report also provides an elaborative analysis focusing on the current news and developments of the companies, which includes product development, innovations, joint ventures, partnerships, mergers & acquisitions, strategic alliances, and others. This allows for the evaluation of the overall competition within the market.
Top Companies in UK Rooftop Solar Pv Market
- Sunsave
- Octopus Energy
- British Solar Renewables
- Lightsource bp
- SMA Solar Technology
- Canadian Solar
- JA Solar
- JinkoSolar
- Others
Recent Developments:
- In April 2026, Octopus Energy expanded smart rooftop solar and battery solutions across the United Kingdom, driving decentralized energy adoption. Supported by £4Billion clean energy investments, it strengthens residential solar, grid flexibility, and energy independence growth.
- In February 2026, the United Kingdom government advances decarbonisation and renewable deployment programs, driving rooftop solar growth in public infrastructure. Supported by £6Billion clean energy investments, it expands solar PV capacity, reduces emissions, and improves energy efficiency.
Market Segmentation:
United Kingdom Rooftop Solar PV Market, By Technology
- Monocrystalline Solar Panels
- Polycrystalline Solar Panels
- Thin-Film Solar Panels
- Others
United Kingdom Rooftop Solar PV Market, By End User
- Residential
- Commercial
- Industrial
- Public Sector
- Others
United Kingdom Rooftop Solar PV Market, By Grid Type
- On-Grid Systems
- Off-Grid Systems
- Hybrid Systems
United Kingdom Rooftop Solar PV Market, By Installation Type
- New Installation
- Retrofit Installation
Expert Views:
The United Kingdom's rooftop solar PV market is expected to see significant growth in the long term, fueled by the increase in electricity costs, the need for reaching net-zero status, and an overall rise in renewable energy adoption in households, offices, and industries. The government policies on clean energy and private investments towards renewables further support the growth
Author: Aditi and Govind By Spherical Insights and Consulting