Installation Cost in Greater London & South East (2026)
This hub covers 40 locations across Greater London & South East, United Kingdom. Electricity in this region is priced at £0.28 per kWh in our dataset — about 22% above the United Kingdom average of £0.230/kWh across the 10 regions we cover. At a reference household consumption of 4,000 kWh a year that is roughly £1,120 of grid electricity annually, which is the figure any system installed here is working to displace. Installation cost benchmarks move with system size, roof type and local labour, while payback depends directly on the electricity price the system displaces.
All 40 locations in Greater London & South East
Each link opens the installation cost page for that location, preloaded with the £0.28/kWh rate above.
Other guides for Greater London & South East
Other regions in United Kingdom
Support schemes available in United Kingdom (2026)
These are the nationally administered schemes that apply across the regions listed above. Terms, rates and eligibility are set by each administering body and change between years — always confirm current details with that body before applying.
Smart Export Guarantee (SEG)
Licensed electricity suppliers are required to pay for surplus solar electricity exported to the grid
- How to apply:
- Apply via an SEG-licensed supplier
- Note:
- Rates are set independently by each supplier
0% VAT on Solar Installations
Materials and installation for qualifying residential solar are zero-rated for VAT
- How to apply:
- Applied automatically by a VAT-registered installer
- Note:
- Confirm your installer applies the zero rate
ECO4 / Great British Insulation Scheme
Government energy-efficiency scheme; solar is sometimes bundled with wider home upgrades for eligible households
- How to apply:
- Via local authority or scheme-registered provider
- Note:
- Eligibility-tested, not universal