Holly House, Halkyn, Holywell CH8 8ES

Detached house · Built before 1900 · 148 m² · Owner-Occupied · Boiler and radiators, coal, Room heaters, wood logs

Upgrade Plan

GC for £46,060 · £11,515 a gradeGet upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Draughtproofing£80 – £120£2010.5 yrs+7.3 pts · reaches F
Heating controls£350 – £450£874.6 yrs+3.2 pts
Low energy lighting£60£105.7 yrs+0.4 pts
Floor insulation£4,000 – £6,000£23920.9 yrs+8.7 pts
Solar water heating£4,000 – £6,000£18527.0 yrs+6.8 pts · reaches E
Solar photovoltaic panels£5,000 – £8,000£22129.4 yrs+8.1 pts
Solid wall insulation£4,000 – £14,000£25834.9 yrs+9.4 pts · reaches D
Wind turbine£15,000 – £25,000£19850+ yrs+7.2 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

£3,264
per year at grade G
£1,864
per year at grade C

The full plan saves £1,400 a year — a 3.0% annual return on £46,060.

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 schools’ own performance — Progress 8 shows value added, not just raw results.

SchoolPhaseDistanceProgress
Parkgate Primary SchoolPrimary6.6 mi
Neston Primary SchoolPrimary6.7 mi
Woodfall Primary and Nursery SchoolPrimary6.9 mi
Neston High SchoolSecondary7.4 miProgress 8 +0.22 · above average (2023/24)
Pensby High SchoolSecondary8.6 miProgress 8 +0.28 · above average (2023/24)
Calday Grange Grammar SchoolSecondary9.7 miProgress 8 +0.31 · above average (2023/24)

Schools from the DfE register, performance from the KS4 performance tables. Progress 8 is a GCSE measure, so primaries have none. Distance is straight-line from the postcode, not a catchment: admission is decided by the school, not by us.

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.

6.6
crimes a month
73
in the last 12 months
Violence and sexual offences
most common · 47% of the total

Police.uk street-level data for LSOA W01000301, 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.