15 Gresham Place, Treharris CF46 5AF

End-Terrace house · Built before 1900 · 94 m² · Rented (private) · Boiler and radiators, mains gas

Upgrade Plan

EB for £20,680 · £6,893 a gradeGet upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Hot water cylinder insulation£200 – £400£1032.9 yrs+4.6 pts · reaches D
Low energy lighting£30£55.7 yrs+0.2 pts
Floor insulation£800 – £1,200£1208.3 yrs+5.4 pts
Wind turbine£1,500 – £4,000£10027.5 yrs+4.5 pts
Band A condensing boiler£2,200 – £3,000£7435.1 yrs+3.3 pts · reaches C
Solar water heating£4,000 – £6,000£9350+ yrs+4.2 pts
Solid wall insulation£4,000 – £14,000£13050+ yrs+5.8 pts · reaches B
Solar photovoltaic panels(optional, beyond B)£9,000 – £14,000£11250+ yrs+5.0 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

£1,705
per year at grade E
£967
per year at grade B

The full plan saves £626 a year — a 3.0% annual return on £20,680.

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2013, states £1,105 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

17 February 2017£86,500
26 August 2008£84,000
8 August 2003£28,500
4 April 1997£28,500

Estimated today: £134,834 HPI-indexed estimate, not a valuation

Gresham Place: 43 sales since 1995 · £76,365 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.

7.6
crimes a month
76
in the last 12 months
Violence and sexual offences
most common · 42% of the total

Police.uk street-level data for LSOA W01001320, to 2026-06. An LSOA holds about 1,500 people, so this covers far more than one street.

Gresham Place

How this home sits against its street.

29
graded homes
60
average score
D
most common grade
-7.0
this home vs street
Energy data © Crown copyright, EPB Register© HM Land Registry, OGL v3We grade homes, never neighbourhoods.