4 Cwrt Aethen, Barry CF63 1HE

Detached house · Built 1996-2002 · 118 m² · Owner-occupied · Boiler and radiators, mains gas

Upgrade Plan

DC for £1,000 · £1,000 a gradeGet upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Floor insulation£800 – £1,200£4721.2 yrs+4.3 pts · reaches C
Band A condensing boiler(optional, beyond C)£2,200 – £3,000£2950+ yrs+2.7 pts
Solar photovoltaic panels(optional, beyond C)£9,000 – £14,000£4450+ yrs+4.0 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

£1,441
per year at grade D
£1,321
per year at grade C

The full plan saves £47 a year — a 4.7% annual return on £1,000.

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2013, states £875 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

20 March 2015£200,000
14 March 2005£219,995
16 November 2004£220,000
10 January 2003£171,500
15 March 2002£130,000

Estimated today: £311,677 HPI-indexed estimate, not a valuation

Cwrt Aethen: 22 sales since 1995 · £341,665 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.

10
crimes a month
100
in the last 12 months
Violence and sexual offences
most common · 34% of the total

Police.uk street-level data for LSOA W01001072, to 2026-06. An LSOA holds about 1,500 people, so this covers far more than one street.

Cwrt Aethen

How this home sits against its street.

6
graded homes
71
average score
C
most common grade
-5.0
this home vs street
Energy data © Crown copyright, EPB Register© HM Land Registry, OGL v3We grade homes, never neighbourhoods.