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Feed-in tariff solar in Ruislip (HA4)

146 installations in the HA4 postcode district, which covers Ruislip and the surrounding area, are accredited under the Feed-in Tariff, holding 618 kW between them. That is an average system size of 4.23 kW, and ranks the district 1811 of 2645.

146installations
618 kWinstalled capacity
4.23 kWaverage system
2011busiest year

Where HA4 is

HA4 is a postcode district in the Ruislip post town, in Hillingdon, London. It covers Eastcote, South Ruislip, Ruislip Manor and Ruislip Gardens.

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 19 37 10 11 12 13 14 15 16 17 18 19
Installations commissioned in Ruislip (HA4) by year. Ofgem Feed-in Tariff register, 2025-12-31.

What is installed

TechnologyInstallations
Photovoltaic146

Where this sits

Hillingdon1,003 installations Uxbridge and South Ruislip379 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)