4 Holly Road, Cardiff CF5 3HJ

Semi-Detached flat · Built 1950-1966 · 49 m² · Owner-Occupied · Boiler and radiators, mains gas

Upgrade Plan

Get upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Low energy lighting(optional, beyond C)£45£58.5 yrs+0.2 pts
Double glazing(optional, beyond C)£1,000 – £1,400£4427.5 yrs+1.8 pts
Band A condensing boiler(optional, beyond C)£2,200 – £3,000£7435.1 yrs+3.0 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

£642
per year at grade C
£519
per year at grade C

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2015, states £454 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

25 September 2017£83,000
9 September 2005£94,000
5 July 2001£39,000

Estimated today: £100,031 HPI-indexed estimate, not a valuation

Holly Road: 44 sales since 1995 · £202,203 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.

12.8
crimes a month
141
in the last 12 months
Violence and sexual offences
most common · 53% of the total

Police.uk street-level data for LSOA W01001750, to 2026-06. An LSOA holds about 1,500 people, so this covers far more than one street.

Holly Road

How this home sits against its street.

35
graded homes
69.8
average score
C
most common grade
+3.2
this home vs street
Energy data © Crown copyright, EPB Register© HM Land Registry, OGL v3We grade homes, never neighbourhoods.