19 Mostyn Street, Aberdare CF44 6BA

Mid-Terrace house · Built 1900-1929 · 78 m² · Owner-Occupied · Boiler and radiators, mains gas

Upgrade Plan

CB for £18,520 · £18,520 a gradeGet upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Low energy lighting£20£36.9 yrs+0.2 pts
Solar photovoltaic panels£3,500 – £5,500£6150+ yrs+4.9 pts
Solar water heating£4,000 – £6,000£5150+ yrs+4.1 pts
Solid wall insulation£4,000 – £14,000£7250+ yrs+5.7 pts · reaches B

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

£1,139
per year at grade C
£952
per year at grade B

The full plan saves £187 a year — a 1.0% annual return on £18,520.

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2023, states £1,562 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

24 November 2025£137,000
20 October 2023£130,000
15 August 2022£85,000
15 November 2021£70,000
25 January 2006£72,500

Estimated today: £142,871 HPI-indexed estimate, not a valuation

Mostyn Street: 35 sales since 1995 · £78,344 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.

17.8
crimes a month
196
in the last 12 months
Violence and sexual offences
most common · 46% of the total

Police.uk street-level data for LSOA W01001142, to 2026-06. An LSOA holds about 1,500 people, so this covers far more than one street.

Mostyn Street

How this home sits against its street.

21
graded homes
63
average score
D
most common grade
+8.0
this home vs street
Energy data © Crown copyright, EPB Register© HM Land Registry, OGL v3We grade homes, never neighbourhoods.