Trewassick Mill, Newquay TR8 4JR

Semi-Detached house · Built before 1900 · 165 m² · Owner-Occupied · Boiler and radiators, oil, Room heaters, wood logs

Upgrade Plan

FB for £45,675 · £11,419 a gradeGet upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
High-performance doors£2,000 – £0£3133.2 yrs+8.3 pts
Flat roof insulation£850 – £1,500£2974.0 yrs+7.9 pts
Solar photovoltaic panels£3,500 – £5,500£36212.4 yrs+9.6 pts · reaches E
Floor insulation£4,000 – £6,000£39112.8 yrs+10.4 pts · reaches D
Solar water heating£4,000 – £6,000£30416.5 yrs+8.0 pts
Solid wall insulation£4,000 – £14,000£42321.3 yrs+11.2 pts · reaches C
Wind turbine£15,000 – £25,000£32450+ yrs+8.6 pts · reaches B

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

£4,085
per year at grade F
£1,671
per year at grade B

The full plan saves £2,414 a year — a 5.3% annual return on £45,675.

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2021, states £2,607 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

14 April 2025£710,000
24 November 1999£125,000

Estimated today: £734,858 HPI-indexed estimate, not a valuation

Schools nearby

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

SchoolPhaseDistanceProgress
Nansledan SchoolPrimary1.0 mi
St Columb Minor AcademyPrimary1.4 mi
Newquay Primary AcademyPrimary1.8 mi
Treviglas AcademySecondary1.4 miProgress 8 +0.01 · average (2023/24)
Newquay TretherrasSecondary1.8 miProgress 8 +0.17 · 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.

7.3
crimes a month
80
in the last 12 months
Violence and sexual offences
most common · 64% of the total

Police.uk street-level data for LSOA E01019050, 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.