9 Clarence Street, Mountain Ash CF45 3BB

Mid-Terrace house · Built 1900-1929 · 109 m² · Owner-Occupied · Boiler and radiators, mains gas

Upgrade Plan

Get upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Solid wall insulation(optional, beyond C)£7,500 – £11,000£12150+ yrs+4.3 pts
Solar photovoltaic panels(optional, beyond C)£8,000 – £10,000£10450+ yrs+3.7 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

£1,574
per year at grade C
£1,349
per year at grade C

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2026, states £1,454 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

17 April 2026£130,000
29 March 1996£12,500

Estimated today: £132,913 HPI-indexed estimate, not a valuation

Clarence Street: 100 sales since 1995 · £85,549 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.

8.9
crimes a month
98
in the last 12 months
Violence and sexual offences
most common · 69% of the total

Police.uk street-level data for LSOA W01001211, to 2026-06. An LSOA holds about 1,500 people, so this covers far more than one street.

Clarence Street

How this home sits against its street.

64
graded homes
59
average score
D
most common grade
+11.0
this home vs street
Energy data © Crown copyright, EPB Register© HM Land Registry, OGL v3We grade homes, never neighbourhoods.