2 Cowper Close, Killay, Swansea SA2 7DG

Detached house · Built 1991-1995 · 69 m² · Boiler and radiators, mains gas

Upgrade Plan

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MeasureGrantNet costSaving / yrPaybackGrade effect
Low energy lighting(optional, beyond D)£18£44.4 yrs+0.1 pts
Heating controls(optional, beyond D)£350 – £450£3411.6 yrs+1.1 pts
Band A condensing boiler(optional, beyond D)£1,500 – £3,500£5843.1 yrs+1.8 pts
Solar water heating(optional, beyond D)£4,000 – £6,000£7350+ yrs+2.3 pts
Solar photovoltaic panels(optional, beyond D)£11,000 – £20,000£8750+ yrs+2.7 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

£1,289
per year at grade D
£1,032
per year at grade D

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2012, states £782 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

11 October 2019£192,000
1 September 2004£182,000

Estimated today: £263,027 HPI-indexed estimate, not a valuation

Cowper Close: 48 sales since 1995 · £177,244 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.

5.2
crimes a month
57
in the last 12 months
Violence and sexual offences
most common · 49% of the total

Police.uk street-level data for LSOA W01001956, to 2026-06. An LSOA holds about 1,500 people, so this covers far more than one street.

Cowper Close

How this home sits against its street.

18
graded homes
67.4
average score
C
most common grade
-8.4
this home vs street
Energy data © Crown copyright, EPB Register© HM Land Registry, OGL v3We grade homes, never neighbourhoods.