11 Lower Cwrt-y-Vil Road, Penarth CF64 3HQ

Detached house · Built 1900-1929 · 415 m² · Owner-Occupied · Boiler and radiators, mains gas, Boiler and radiators, mains gas

Upgrade Plan

FD for £4,600 · £2,300 a gradeGet upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Draughtproofing£80 – £120£5420.2 yrs+4.4 pts
Floor insulation£800 – £1,200£6431.6 yrs+5.3 pts · reaches E
Heating controls£350 – £450£2341.7 yrs+1.9 pts
Cavity wall insulation£500 – £1,500£4802.1 yrs+3.9 pts
Room-in-roof insulation£1,500 – £2,700£8872.4 yrs+7.3 pts · reaches D
Low energy lighting(optional, beyond D)£165£285.9 yrs+0.2 pts
Band A condensing boiler(optional, beyond D)£2,200 – £3,000£3956.6 yrs+3.2 pts
Solar photovoltaic panels(optional, beyond D)£3,500 – £5,500£5957.6 yrs+4.9 pts
Double glazing(optional, beyond D)£3,300 – £6,500£23321.1 yrs+1.9 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

£8,587
per year at grade F
£4,551
per year at grade D

The full plan saves £2,786 a year — a 60.6% annual return on £4,600.

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2019, states £5,421 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

27 April 2020£1,250,000
14 November 1997£272,500

Estimated today: £1,670,411 HPI-indexed estimate, not a valuation

Lower Cwrt Y Vil Road: 14 sales since 1995 · £953,500 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.

6.3
crimes a month
50
in the last 12 months
Violence and sexual offences
most common · 30% of the total

Police.uk street-level data for LSOA W01001116, to 2026-06. An LSOA holds about 1,500 people, so this covers far more than one street.

Lower Cwrt Y Vil Road

How this home sits against its street.

7
graded homes
60
average score
D
most common grade
-26.0
this home vs street
Energy data © Crown copyright, EPB Register© HM Land Registry, OGL v3We grade homes, never neighbourhoods.