Old Harp House, Over Stratton, South Petherton TA13 5LB

Detached house · Built before 1900 · 205 m² · Owner-Occupied · Ground source heat pump, underfloor, electric

Upgrade Plan

FD for £14,900 · £7,450 a gradeGet upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Heating controls£350 – £450£2491.6 yrs+3.2 pts
Solar photovoltaic panels£3,500 – £5,500£6337.1 yrs+8.0 pts · reaches E
Floor insulation£4,000 – £6,000£6847.3 yrs+8.6 pts
Solar water heating£4,000 – £6,000£5319.4 yrs+6.7 pts · reaches D
Solid wall insulation(optional, beyond D)£4,000 – £14,000£74012.2 yrs+9.4 pts
Double glazing(optional, beyond D)£3,300 – £6,500£24819.8 yrs+3.1 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

£6,121
per year at grade F
£3,036
per year at grade D

The full plan saves £2,098 a year — a 14.1% annual return on £14,900.

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
South Petherton Junior SchoolPrimary0.9 mi
South Petherton Church of England Infants and Pre SchoolPrimary1.1 mi
Merriott Primary SchoolPrimary1.4 mi
Wadham SchoolSecondary3.1 miProgress 8 -0.27 · below average (2023/24)
Stanchester AcademySecondary3.7 miProgress 8 -0.17 · average (2023/24)
Huish Episcopi AcademySecondary7.4 miProgress 8 -0.13 · 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.

6.1
crimes a month
61
in the last 12 months
Violence and sexual offences
most common · 54% of the total

Police.uk street-level data for LSOA E01029216, 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.