11 Maes yr Efail, Llanbrynmair SY19 7DA

Semi-Detached house · Built 1983-1990 · 83 m² · Boiler and radiators, oil

Upgrade Plan

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MeasureGrantNet costSaving / yrPaybackGrade effect
Hot water cylinder insulation(optional, beyond D)£23 – £300typical£503.2 yrs+1.7 pts
Loft insulation(optional, beyond D)£225typical£288.1 yrs+0.9 pts
Low energy lighting(optional, beyond D)£20 – £50typical£313.6 yrs+0.1 pts
Heating controls(optional, beyond D)£400typical£2118.7 yrs+0.7 pts
Band A condensing boiler(optional, beyond D)£2,600typical£3650+ yrs+1.2 pts
Solar water heating(optional, beyond D)£5,000typical£4650+ yrs+1.5 pts
Solar photovoltaic panels(optional, beyond D)£4,500 – £9,000typical£5450+ yrs+1.8 pts

Grants verified 20 August 2026. Costs are the register’s indicative ranges, except where marked typical, which this certificate did not price and which are taken instead from comparable homes of the same type. 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

£1,231
per year at grade D
£993
per year at grade D

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2010, states £783 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

29 June 2018£126,000
22 October 2010£125,000
23 November 2007£125,000
11 August 2000£43,000
1 March 1996£41,000

Estimated today: £171,618 HPI-indexed estimate, not a valuation

Maes Yr Efail: 19 sales since 1995 · £147,125 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.

4.9
crimes a month
54
in the last 12 months
Violence and sexual offences
most common · 56% of the total

Police.uk street-level data for LSOA W01000452, to 2026-06. An LSOA holds about 1,500 people, so this covers far more than one street.

Maes Yr Efail

How this home sits against its street.

8
graded homes
58.8
average score
D
most common grade
+1.2
this home vs street
Energy data © Crown copyright, EPB Register© HM Land Registry, OGL v3We grade homes, never neighbourhoods.