Solar Panels Crawley: Costs, Savings & Local Data
How much can solar panels save you in Crawley?
A typical 4kW solar panel system in Crawley generates around 4,200 kWh per year, saving you approximately £610 annually on electricity bills and export payments. With 1,660 hours of sunshine per year, most Crawley homeowners see payback within 10–13 years.
Crawley's housing stock — from terraced and semi-detached homes to modern detached properties — is well-suited to solar panel installations. Most roof types in Crawley can accommodate a 3–5kW system, and with energy bills remaining high, solar offers a practical route to lower costs.
Crawley receives around 1,660 hours of sunshine per year and, like Milton Keynes, benefits from being a planned new town with modern housing stock. The residential neighbourhoods of Maidenbower, Broadfield, and Gossops Green feature homes with good roof areas and minimal shading. Crawley's proximity to Gatwick Airport has given it a strong local economy, and homeowners across the town are increasingly turning to solar to reduce their household energy costs.
Solar panel key figures for Crawley
1,660 hrs
Annual sunshine hours
Met Office / PVGIS regional data
4,200 kWh
Annual generation (4kW)
Based on 1050 kWh/kWp yield
£610
Annual savings (4kW)
At 24.5p/kWh + SEG
~11 years
Estimated payback
Based on average 4kW system cost
Solar panel savings by system size in Crawley
The table below shows estimated costs, annual savings, and payback periods for different solar panel system sizes in Crawley. Figures are based on a south-facing roof with no shading, using Crawley's regional solar yield of 1050 kWh/kWp.
| System Size | Panels | Cost | Annual Saving | Payback |
|---|---|---|---|---|
| 3 kW | ~8 panels | £4,500–£6,500 | £457 | ~12 years |
| 4 kW | ~10 panels | £5,500–£8,000 | £609 | ~11 years |
| 5 kW | ~13 panels | £6,500–£9,500 | £761 | ~11 years |
Solar energy in Crawley: local context
The South East benefits from some of the highest solar irradiance in the UK. Homes across the region — from coastal towns to commuter belt suburbs — see above-average solar generation, making the financial case particularly strong.
Crawley homeowners benefit from 0% VAT on residential solar installations (until at least March 2027) and can earn income through the Smart Export Guarantee by selling surplus electricity back to the grid.
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Frequently asked questions about solar panels in Crawley
Solar panels in nearby areas
Showing areas near Crawley. Solar conditions vary by location.
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