11 Vervain Close, Cardiff CF5 4PL

Mid-Terrace house · Built 2003-2006 · 80 m² · Boiler and radiators, mains gas

Upgrade Plan

CB for £7,600 · £7,600 a gradeGet upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Band A condensing boiler£2,200 – £3,000£2650+ yrs+3.4 pts
Solar water heating£4,000 – £6,000£3350+ yrs+4.4 pts · reaches B
Solar photovoltaic panels(optional, beyond B)£9,000 – £14,000£3950+ yrs+5.2 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

£787
per year at grade C
£689
per year at grade B

The full plan saves £59 a year — a 0.8% annual return on £7,600.

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2012, states £465 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

22 July 2016£165,000
5 December 2012£140,000
5 October 2009£127,000
8 November 2006£136,500
17 July 2003£108,995

Estimated today: £245,603 HPI-indexed estimate, not a valuation

Vervain Close: 83 sales since 1995 · £180,313 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.

15.5
crimes a month
171
in the last 12 months
Violence and sexual offences
most common · 42% of the total

Police.uk street-level data for LSOA W01001729, to 2026-06. An LSOA holds about 1,500 people, so this covers far more than one street.

Vervain Close

How this home sits against its street.

27
graded homes
73
average score
C
most common grade
+4.0
this home vs street
Energy data © Crown copyright, EPB Register© HM Land Registry, OGL v3We grade homes, never neighbourhoods.