21 Kingarth Street, Cardiff CF24 2AH

Mid-Terrace house · Built 1900-1929 · 51 m² · Boiler and radiators, mains gas

Upgrade Plan

Get upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Heating controls(optional, beyond D)£400typical£1232.3 yrs+0.5 pts
Band A condensing boiler(optional, beyond D)£2,600typical£2150+ yrs+0.8 pts
Solar water heating(optional, beyond D)£5,000typical£2650+ yrs+1.0 pts
Solar photovoltaic panels(optional, beyond D)£4,500 – £9,000typical£3150+ yrs+1.2 pts
Solid wall insulation(optional, beyond D)£9,000typical£3750+ yrs+1.4 pts

Grants verified 20 August 2026. Costs are the register’s indicative ranges, except where marked typical, which this certificate did not price and which are taken instead from comparable homes of the same type. 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

£1,207
per year at grade D
£1,079
per year at grade D

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2010, states £752 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

27 July 2012£90,000
26 May 2006£104,500
16 January 1998£30,750

Estimated today: £163,866 HPI-indexed estimate, not a valuation

Kingarth Street: 34 sales since 1995 · £151,000 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.

29.1
crimes a month
320
in the last 12 months
Violence and sexual offences
most common · 40% of the total

Police.uk street-level data for LSOA W01001874, to 2026-06. An LSOA holds about 1,500 people, so this covers far more than one street.

Kingarth Street

How this home sits against its street.

19
graded homes
61.9
average score
D
most common grade
-5.9
this home vs street
Energy data © Crown copyright, EPB Register© HM Land Registry, OGL v3We grade homes, never neighbourhoods.