Apartment 5 Carnethick House, Fowey PL23 1HQ

Semi-Detached flat · Built 1900-1929 · 115 m² · Owner-occupied · Electric storage heaters

Upgrade Plan

DB for £10,600 · £5,300 a gradeGet upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Draughtproofing£80 – £120£2440.4 yrs+4.9 pts
High-retention storage heaters£1,200 – £1,600£5702.5 yrs+11.5 pts · reaches C
Low energy lighting£100£137.9 yrs+0.3 pts
Solid wall insulation£4,000 – £14,000£31328.8 yrs+6.3 pts · reaches B
Double glazing(optional, beyond B)£3,300 – £6,500£10546.8 yrs+2.1 pts

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

£2,056
per year at grade D
£813
per year at grade B

The full plan saves £1,138 a year — a 10.7% annual return on £10,600.

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2013, states £1,004 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

31 March 2014£320,000
4 April 2006£295,000

Estimated today: £406,599 HPI-indexed estimate, not a valuation

Schools nearby

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

SchoolPhaseDistanceProgress
Fowey Primary SchoolPrimary0.4 mi
Polruan Primary AcademyPrimary1.1 mi
Tywardreath SchoolPrimary2.6 mi
Fowey River AcademySecondary0.4 miProgress 8 -0.22 · below average (2023/24)
Penrice AcademySecondary5.2 miProgress 8 +0.32 · above average (2023/24)
Poltair SchoolSecondary5.9 miProgress 8 +0.26 · 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.

4.9
crimes a month
49
in the last 12 months
Violence and sexual offences
most common · 55% of the total

Police.uk street-level data for LSOA E01019025, 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.