3 Crosswells Way, Cardiff CF5 4QX

Detached house · Built 1983-1990 · 89 m² · Owner-Occupied · Boiler and radiators, mains gas

Upgrade Plan

DB for £20,300 · £10,150 a gradeGet upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Double glazing£1,000 – £1,400£3435.4 yrs+1.9 pts
Band A condensing boiler£2,200 – £3,000£5745.2 yrs+3.2 pts · reaches C
Floor insulation£4,000 – £6,000£9450+ yrs+5.2 pts
Solar water heating£4,000 – £6,000£7350+ yrs+4.0 pts
Solar photovoltaic panels£5,000 – £8,000£8750+ 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

£1,229
per year at grade D
£885
per year at grade B

The full plan saves £344 a year — a 1.7% annual return on £20,300.

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2015, states £854 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

6 September 2023£322,250
9 April 2020£237,500
9 October 2015£171,000
1 September 2006£177,500
24 January 2003£137,000
28 August 1998£82,995

Estimated today: £331,021 HPI-indexed estimate, not a valuation

Crosswells Way: 54 sales since 1995 · £265,340 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.

Crosswells Way

How this home sits against its street.

11
graded homes
67.7
average score
D
most common grade
-2.7
this home vs street
Energy data © Crown copyright, EPB Register© HM Land Registry, OGL v3We grade homes, never neighbourhoods.