Flat 2, Dyfed House, Cardiff CF23 5JS

Mid-Terrace flat · Built 1991-1995 · 63 m² · Owner-Occupied · Electric storage heaters, Electric storage heaters

Upgrade Plan

DC for £5,950 · £5,950 a gradeGet upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
High-performance doors£1,000 – £0£915.5 yrs+2.0 pts
Party wall insulation£300 – £600£627.3 yrs+1.4 pts
Floor insulation£4,000 – £6,000£11443.9 yrs+2.6 pts · reaches C

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

£1,400
per year at grade D
£1,133
per year at grade C

The full plan saves £267 a year — a 4.5% annual return on £5,950.

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2024, states £1,462 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

11 December 2025£179,995
7 August 2020£164,000
20 December 2012£121,000
20 January 2012£98,000

Estimated today: £178,349 HPI-indexed estimate, not a valuation

Glenside Court: 120 sales since 1995 · £155,649 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.

3.8
crimes a month
42
in the last 12 months
Violence and sexual offences
most common · 50% of the total

Police.uk street-level data for LSOA W01001821, to 2026-06. An LSOA holds about 1,500 people, so this covers far more than one street.

Glenside Court

How this home sits against its street.

46
graded homes
66.2
average score
D
most common grade
-1.2
this home vs street
Energy data © Crown copyright, EPB Register© HM Land Registry, OGL v3We grade homes, never neighbourhoods.