9 Brookside, Dinas Powys CF64 4LA

Semi-Detached house · Built 1950-1966 · 95 m² · Boiler and radiators, mains gas

Upgrade Plan

DB for £21,798 · £10,899 a gradeGet upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Hot water cylinder insulation£15 – £30£1140.2 yrs+4.4 pts
Loft insulation£100 – £350£643.5 yrs+2.5 pts
Floor insulation£800 – £1,200£1347.5 yrs+5.2 pts
Heating controls£350 – £450£498.2 yrs+1.9 pts
Low energy lighting£50£68.5 yrs+0.2 pts · reaches C
Cavity wall insulation£500 – £1,500£10010.0 yrs+3.9 pts
Band A condensing boiler£2,200 – £3,000£8231.6 yrs+3.2 pts
Solar water heating£4,000 – £6,000£10448.1 yrs+4.0 pts
Solar photovoltaic panels£9,000 – £14,000£12450+ yrs+4.8 pts · reaches B

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

£1,690
per year at grade D
£913
per year at grade B

The full plan saves £777 a year — a 3.6% annual return on £21,798.

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2012, states £1,002 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

24 June 2021£300,000
26 April 2013£205,000

Estimated today: £376,877 HPI-indexed estimate, not a valuation

Brookside: 40 sales since 1995 · £257,400 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.

4.8
crimes a month
43
in the last 12 months
Violence and sexual offences
most common · 51% of the total

Police.uk street-level data for LSOA W01001087, to 2026-06. An LSOA holds about 1,500 people, so this covers far more than one street.

Brookside

How this home sits against its street.

18
graded homes
63.9
average score
D
most common grade
-8.9
this home vs street
Energy data © Crown copyright, EPB Register© HM Land Registry, OGL v3We grade homes, never neighbourhoods.