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Solar and the feed-in tariff in South West Hertfordshire

956 installations are accredited under the Feed-in Tariff here, holding 3,472 kW of capacity. That ranks the constituency 409 of 633 and accounts for 0.11% of every FIT installation in the country.

956installations
3,472 kWinstalled capacity
409of 633 constituencies
2011busiest year, 360 installed

When they went up

Like most of the country, South West Hertfordshire front-loaded: the busiest year was 2011, before the tariff cuts began to bite.

0 180 360 10 11 12 13 14 15 16 17 18 19 20
Installations commissioned in South West Hertfordshire by year. Ofgem Feed-in Tariff register, 2025-12-31.

What is installed

TechnologyInstallations
Photovoltaic955
Wind1

Domestic and everything else

Installation typeInstallations
Domestic923
Non Domestic (Commercial)28
Community4
Non Domestic (Industrial)1

Postcode districts

Districts with five or more installations. Below five we publish nothing, because a count that small starts to identify individual houses.

DistrictInstallationsCapacity kW
WD3 3531,162
HP4 215778
HP23 177588
HP3 86364
HA6 48194
WD19 3197
WD4 31106
HP1 862
WD18 598

Nearby in the ranking

Dacorumcouncil view Ellesmere Port and Neston970 installationsCastle Point966 installationsBirmingham- Ladywood961 installationsOxford East952 installationsIslwyn949 installationsHertford and Stortford948 installations

On the tariff itself rather than the map: the rate finder will tell you what an installation here is paid, from its eligibility date and size.

Ofgem register as at 2025-12-31 Download all 633 constituencies (CSV)