3 Williams Place, Porth CF39 9RY

Mid-Terrace house · Built before 1900 · 55 m² · Owner-occupied · Boiler and radiators, mains gas

Upgrade Plan

CB for £15,015 · £15,015 a gradeGet upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Low energy lighting£15£27.4 yrs+0.2 pts
Floor insulation£800 – £1,200£4721.5 yrs+5.0 pts
Solar water heating£4,000 – £6,000£3650+ yrs+3.9 pts
Solid wall insulation£4,000 – £14,000£5050+ yrs+5.4 pts · reaches B
Solar photovoltaic panels(optional, beyond B)£9,000 – £14,000£4350+ yrs+4.6 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

£792
per year at grade C
£614
per year at grade B

The full plan saves £135 a year — a 0.9% annual return on £15,015.

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2014, states £529 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

10 August 2021£87,000
17 June 2015£55,000
19 December 2014£70,000
20 November 2009£56,000
31 January 2003£27,000

Estimated today: £109,752 HPI-indexed estimate, not a valuation

Williams Place: 9 sales since 1995 · £79,488 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.

22
crimes a month
220
in the last 12 months
Violence and sexual offences
most common · 33% of the total

Police.uk street-level data for LSOA W01001232, to 2026-06. An LSOA holds about 1,500 people, so this covers far more than one street.

Williams Place

How this home sits against its street.

4
graded homes
67
average score
C
most common grade
+3.0
this home vs street
Energy data © Crown copyright, EPB Register© HM Land Registry, OGL v3We grade homes, never neighbourhoods.