7 The Paddocks, Penarth CF64 5BW

Detached house · Built 1967-1975 · 189 m² · Owner-Occupied · Boiler and radiators, mains gas

Upgrade Plan

EB for £21,700 · £7,233 a gradeGet upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Hot water cylinder insulation£20 – £180£3370.3 yrs+5.7 pts · reaches D
Cavity wall insulation£900 – £1,500£2954.1 yrs+5.0 pts
Loft insulation£900 – £1,200£1885.6 yrs+3.2 pts
Band A condensing boiler£2,200 – £3,500£24211.8 yrs+4.1 pts
Floor insulation£5,000 – £10,000£39419.0 yrs+6.6 pts · reaches C
Solar photovoltaic panels£8,000 – £10,000£36524.7 yrs+6.2 pts · reaches B
Low energy lighting(optional, beyond B)£810 – £945£1750+ yrs+0.3 pts

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

£3,470
per year at grade E
£1,632
per year at grade B

The full plan saves £1,821 a year — a 8.4% annual return on £21,700.

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2025, states £3,208 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

31 October 2025£755,000

Estimated today: £747,106 HPI-indexed estimate, not a valuation

The Paddocks: 11 sales since 1995 · £601,000 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.

Area context

Police-recorded crime for the wider neighbourhood, not this address. We grade homes, never neighbourhoods — so this is reported as a count, not a rating.

5.3
crimes a month
42
in the last 12 months
Violence and sexual offences
most common · 38% of the total

Police.uk street-level data for LSOA W01001114, to 2026-06. An LSOA holds about 1,500 people, so this covers far more than one street.

The Paddocks

How this home sits against its street.

10
graded homes
64.7
average score
D
most common grade
-13.7
this home vs street
Energy data © Crown copyright, EPB Register© HM Land Registry, OGL v3We grade homes, never neighbourhoods.