4 Clos Newydd, Cardiff CF14 2BA

Detached house · Built 1991-1995 · 179 m² · Owner-Occupied · Boiler and radiators, mains gas

Upgrade Plan

DC for £8,115 · £8,115 a gradeGet upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Heating controls£350 – £450£616.6 yrs+1.6 pts
Low energy lighting£115£715.8 yrs+0.2 pts
Band A condensing boiler£2,200 – £3,000£10225.5 yrs+2.6 pts
Floor insulation£4,000 – £6,000£16630.1 yrs+4.3 pts · reaches C
Solar water heating(optional, beyond C)£4,000 – £6,000£12938.8 yrs+3.3 pts
Solar photovoltaic panels(optional, beyond C)£5,000 – £8,000£15442.2 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

£2,206
per year at grade D
£1,587
per year at grade C

The full plan saves £336 a year — a 4.1% annual return on £8,115.

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2016, states £1,550 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

19 April 2016£658,000
3 November 1999£280,000

Estimated today: £947,037 HPI-indexed estimate, not a valuation

Clos Newydd: 2 sales since 1995

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.

5.5
crimes a month
33
in the last 12 months
Vehicle crime
most common · 36% of the total

Police.uk street-level data for LSOA W01001887, to 2026-06. An LSOA holds about 1,500 people, so this covers far more than one street.

Energy data © Crown copyright, EPB Register© HM Land Registry, OGL v3We grade homes, never neighbourhoods.