30 Deri Road, Cardiff CF23 5AJ

Mid-Terrace house · Built 1900-1929 · 96 m² · Boiler and radiators, mains gas

Upgrade Plan

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MeasureGrantNet costSaving / yrPaybackGrade effect
Low energy lighting(optional, beyond D)£20 – £45typical£219.6 yrs+0.1 pts
Heating controls(optional, beyond D)£400typical£1429.0 yrs+0.5 pts
Solar water heating(optional, beyond D)£5,000typical£2950+ yrs+1.0 pts
Solar photovoltaic panels(optional, beyond D)£4,500 – £9,000typical£3550+ yrs+1.2 pts
Solid wall insulation(optional, beyond D)£9,000typical£4150+ 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

£1,371
per year at grade D
£1,250
per year at grade D

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2010, states £858 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

27 March 2013£275,000
20 July 2007£266,500
14 May 1999£79,000

Estimated today: £492,907 HPI-indexed estimate, not a valuation

Deri Road: 101 sales since 1995 · £411,738 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.

36
crimes a month
396
in the last 12 months
Shoplifting
most common · 20% of the total

Police.uk street-level data for LSOA W01001825, to 2026-06. An LSOA holds about 1,500 people, so this covers far more than one street.

Deri Road

How this home sits against its street.

36
graded homes
60.3
average score
D
most common grade
+3.7
this home vs street
Energy data © Crown copyright, EPB Register© HM Land Registry, OGL v3We grade homes, never neighbourhoods.