1 The Square, Blaenau Ffestiniog LL41 3UL

End-Terrace house · Built before 1900 · 158 m² · Owner-Occupied · Boiler and radiators, mains gas

Upgrade Plan

EC for £15,600 · £7,800 a gradeGet upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Room-in-roof insulation£1,500 – £2,700£4964.2 yrs+9.8 pts · reaches D
Solar photovoltaic panels£3,500 – £5,500£33313.5 yrs+6.6 pts
Solid wall insulation£4,000 – £14,000£38923.1 yrs+7.7 pts · reaches C

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

£3,563
per year at grade E
£2,345
per year at grade C

The full plan saves £1,218 a year — a 7.8% annual return on £15,600.

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2022, states £2,098 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

23 January 2009£135,000
11 August 2002£70,000
1 February 2002£32,000

Estimated today: £212,462 HPI-indexed estimate, not a valuation

The Square: 50 sales since 1995 · £134,286 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.

19.9
crimes a month
219
in the last 12 months
Violence and sexual offences
most common · 47% of the total

Police.uk street-level data for LSOA W01000056, to 2026-06. An LSOA holds about 1,500 people, so this covers far more than one street.

The Square

How this home sits against its street.

22
graded homes
52
average score
D
most common grade
0.0
this home vs street
Energy data © Crown copyright, EPB Register© HM Land Registry, OGL v3We grade homes, never neighbourhoods.