# The Cost of Solar

> Independent, source-cited UK solar pricing. No ads, no affiliate links, no installer pays to appear. Every figure is dated and drawn from public datasets (DESNZ, MCS, Ofgem) plus aggregated UK installer pricing.

Key facts we publish (June 2026 edition): a typical 4kW UK home solar system costs £6,000–£8,000 installed at 0% VAT (until 31 March 2027); home batteries run £400–£700 per kWh installed; commercial rooftop solar sits at £900–£1,200 per kWp.

## Cornerstone pages
- [Cost of solar panels UK](https://thecostofsolar.co.uk/cost-of-solar-panels-uk/): full price breakdown by size, component and region
- [UK Solar Price Index](https://thecostofsolar.co.uk/uk-solar-price-index/): free, dated, citable benchmark with downloadable CSV (CC-BY 4.0)
- [Solar panel calculator](https://thecostofsolar.co.uk/solar-panel-calculator/): free, no-email cost/saving/payback estimator
- [Solar panel payback period UK](https://thecostofsolar.co.uk/solar-panel-payback-period-uk/)
- [Solar battery storage costs](https://thecostofsolar.co.uk/solar-battery-storage-costs/)
- [Commercial solar panel costs](https://thecostofsolar.co.uk/commercial-solar-panel-costs/)
- [Solar panel grants UK](https://thecostofsolar.co.uk/solar-panel-grants-uk-2026/)

## Guide topics
- [System costs](https://thecostofsolar.co.uk/blog/topic/system-costs/)
- [Battery storage costs](https://thecostofsolar.co.uk/blog/topic/batteries/)
- [Grants & finance](https://thecostofsolar.co.uk/blog/topic/grants-finance/)
- [Commercial solar costs](https://thecostofsolar.co.uk/blog/topic/commercial-costs/)
- [Value & payback](https://thecostofsolar.co.uk/blog/topic/value-payback/)
- [All guides](https://thecostofsolar.co.uk/blog/)

## Editorial policy
- [Editorial independence & methodology](https://thecostofsolar.co.uk/about/editorial-independence/)