Bryn Celyn, Llanfachraeth, Holyhead LL65 4UP

Detached house · Built before 1900 · 84 m² · Owner-Occupied · Portable electric heaters assumed for most rooms

Upgrade Plan

GA for £48,623 · £8,104 a gradeGet upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Hot water cylinder insulation£15 – £30£2040.1 yrs+8.3 pts
Draughtproofing£80 – £120£2010.5 yrs+8.1 pts · reaches F
Biomass boiler£5,000 Boiler Upgrade Scheme£2,000 – £8,000£7936.3 yrs+32.1 pts · reaches D
Solar photovoltaic panels£3,500 – £5,500£22120.4 yrs+8.9 pts
Floor insulation£4,000 – £6,000£23921.0 yrs+9.7 pts · reaches C
Solar water heating£4,000 – £6,000£18527.0 yrs+7.5 pts · reaches B
Solid wall insulation£4,000 – £14,000£25834.9 yrs+10.4 pts
Wind turbine£15,000 – £25,000£19850+ yrs+8.0 pts · reaches A

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

£3,084
per year at grade G
£786
per year at grade A

The full plan saves £2,298 a year — a 4.7% annual return on £48,623.

Energy costs as modelled on the certificate, not a bill. This fuel has too few recent certificates to restate at today's prices.

Sold prices

No sale recorded for this address since 1995.

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.

6.2
crimes a month
62
in the last 12 months
Violence and sexual offences
most common · 63% of the total

Police.uk street-level data for LSOA W01000022, to 2026-06. An LSOA holds about 1,500 people, so this covers far more than one street.

Energy data © Crown copyright, EPB Register© HM Land Registry, OGL v3We grade homes, never neighbourhoods.