31 Wellwright Road, Cardiff CF5 3EB

Semi-Detached house · Built 1900-1929 · 98 m² · Owner-Occupied · Boiler and radiators, mains gas

Upgrade Plan

DC for £13,128 · £13,128 a gradeGet upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Heating controls£220 – £250£673.5 yrs+1.8 pts
Cavity wall insulation£900 – £1,500£1378.7 yrs+3.8 pts
Loft insulation£900 – £1,200£8712.0 yrs+2.4 pts
Band A condensing boiler£2,200 – £3,500£11325.3 yrs+3.1 pts
Low energy lighting£270 – £315£836.4 yrs+0.2 pts
Floor insulation£5,000 – £10,000£18440.8 yrs+5.0 pts · reaches C
Solar photovoltaic panels(optional, beyond C)£8,000 – £10,000£17050+ yrs+4.7 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

£1,882
per year at grade D
£1,116
per year at grade C

The full plan saves £596 a year — a 4.5% annual return on £13,128.

Energy costs as modelled on the certificate, not a bill.

Sold prices

No sale recorded for this address since 1995.

Wellwright Road: 59 sales since 1995 · £242,528 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.

16.1
crimes a month
177
in the last 12 months
Shoplifting
most common · 29% of the total

Police.uk street-level data for LSOA W01001752, to 2026-06. An LSOA holds about 1,500 people, so this covers far more than one street.

Wellwright Road

How this home sits against its street.

30
graded homes
60.2
average score
D
most common grade
-3.2
this home vs street
Energy data © Crown copyright, EPB Register© HM Land Registry, OGL v3We grade homes, never neighbourhoods.