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Feed-in tariff solar in Windsor (SL4)

310 installations in the SL4 postcode district, which covers Windsor and the surrounding area, are accredited under the Feed-in Tariff, holding 1,463 kW between them. That is an average system size of 4.72 kW, and ranks the district 1095 of 2645.

310installations
1,463 kWinstalled capacity
4.72 kWaverage system
2011busiest year

Where SL4 is

SL4 is a postcode district in the Windsor post town, in Windsor and Maidenhead, South East England. It covers Water Oakley, Old Windsor, Eton, Eton Wick, Clewer, Dedworth, Cranbourne and Winkfield. It reaches 4 further places besides.

The figures on this page cover the whole district, so they include every accredited installation in those places. The register does not go finer than the district, which is the outward half of a postcode.

0 64 128 10 11 12 13 14 15 16 17 18 19 20
Installations commissioned in Windsor (SL4) by year. Ofgem Feed-in Tariff register, 2025-12-31.

What is installed

TechnologyInstallations
Photovoltaic308
Hydro1
Wind1

Where this sits

Windsor and Maidenhead1,496 installations Windsor816 installations All districts2,645 with five or more

A postcode district is the outward half of a postcode, which is as precise as the public register goes. Districts with fewer than five installations are not published here. Place names come from the Royal Mail post town for the district.

Ofgem register as at 2025-12-31 Download all districts (CSV)