13 Robert Street, Ely, Cardiff CF5 5AA

Mid-Terrace house · Built 1930-1949 · 76 m² · Owner-Occupied · Boiler and radiators, mains gas

Upgrade Plan

DC for £1,435 · £1,435 a gradeGet upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Heating controls£220 – £250£269.1 yrs+1.4 pts
Cavity wall insulation£900 – £1,500£5322.7 yrs+2.9 pts · reaches C
Solar photovoltaic panels(optional, beyond C)£8,000 – £10,000£6550+ yrs+3.6 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

£1,161
per year at grade D
£1,017
per year at grade C

The full plan saves £79 a year — a 5.5% annual return on £1,435.

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2026, states £1,070 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

26 February 2016£124,000
14 July 2006£112,000
21 June 2002£70,725
18 February 2000£43,500
25 April 1997£41,950
31 January 1997£41,950

Estimated today: £186,450 HPI-indexed estimate, not a valuation

Robert Street: 37 sales since 1995 · £197,493 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.

16.5
crimes a month
181
in the last 12 months
Violence and sexual offences
most common · 29% of the total

Police.uk street-level data for LSOA W01001706, to 2026-06. An LSOA holds about 1,500 people, so this covers far more than one street.

Robert Street

How this home sits against its street.

20
graded homes
64.6
average score
D
most common grade
+2.4
this home vs street
Energy data © Crown copyright, EPB Register© HM Land Registry, OGL v3We grade homes, never neighbourhoods.