77 Llys Illtern, Creigiau, Cardiff CF5 6GB

Detached house · 2023 · 130 m² · Unknown · Boiler and radiators, mains gas

Upgrade Plan

BA for £4,500 · £4,500 a gradeGet upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Solar photovoltaic panels£3,500 – £5,500£0+7.0 pts · reaches A

Grants verified 20 August 2026. Costs are the register’s indicative ranges. Savings are restated at the fuel prices assumed in July 2026. Points per measure are estimated from 19.9 million certificates and rescaled to this home’s own certificate delta; the total is the register’s figure.

Running costs

£790
per year at grade B

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2023, states £511 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

30 June 2023£440,000

Estimated today: £455,650 HPI-indexed estimate, not a valuation

Llys Illtern: 42 sales since 1995 · £405,223 average over 10 years

Schools nearby

The DfE register covers England. Welsh schools are held in a separate Welsh Government register, which we have not ingested yet.

Llys Illtern

How this home sits against its street.

47
graded homes
83.8
average score
B
most common grade
+1.2
this home vs street
Energy data © Crown copyright, EPB Register© HM Land Registry, OGL v3We grade homes, never neighbourhoods.