Coryton Mill Cottage, Coryton, Okehampton EX20 4AA

Detached house · Built before 1900 · 207 m² · Owner-Occupied · Air source heat pump, radiators, electric, Boiler and radiators, wood logs

Upgrade Plan

EC for £16,950 · £8,475 a gradeGet upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Draughtproofing£150 – £250£4850.4 yrs+6.2 pts · reaches D
Floor insulation£5,000 – £10,000£57513.0 yrs+7.3 pts
Solid wall insulation£7,500 – £11,000£62214.9 yrs+7.9 pts · reaches C
Double glazing(optional, beyond C)£4,500 – £6,000£20825.2 yrs+2.6 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

£4,175
per year at grade E
£2,284
per year at grade C

The full plan saves £1,683 a year — a 9.9% annual return on £16,950.

Energy costs as modelled on the certificate, not a bill.

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
Lew Trenchard Church of England Primary SchoolPrimary2.0 mi
Lydford Primary SchoolPrimary3.5 mi
Mary Tavy and Brentor Community Primary SchoolPrimary4.0 mi
Tavistock CollegeSecondary6.3 miProgress 8 -0.20 · 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.

3.9
crimes a month
35
in the last 12 months
Violence and sexual offences
most common · 63% of the total

Police.uk street-level data for LSOA E01020325, 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.