4 Stile Close, Daventry NN11 9EQ

Detached house · Built 1976-1982 · 129 m² · Owner-Occupied · Boiler and radiators, mains gas

Upgrade Plan

CB for £10,725 · £10,725 a gradeGet upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Loft insulation£100 – £350£376.1 yrs+1.8 pts
Floor insulation£800 – £1,200£7712.9 yrs+3.8 pts
Solar photovoltaic panels£3,500 – £5,500£7250+ yrs+3.5 pts
Solar water heating£4,000 – £6,000£6050+ yrs+2.9 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

£1,678
per year at grade C
£1,432
per year at grade B

The full plan saves £246 a year — a 2.3% annual return on £10,725.

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2022, states £1,010 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

25 August 2023£392,000

Estimated today: £402,432 HPI-indexed estimate, not a valuation

Stile Close: 6 sales since 1995

Schools nearby

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

SchoolPhaseDistanceProgress
E-ACT The Grange SchoolPrimary0.4 mi
St James Infant SchoolPrimary0.5 mi
Falconer's Hill AcademyPrimary0.6 mi
The Parker E-ACT AcademySecondary0.5 miProgress 8 -0.27 · below average (2023/24)
Ashlawn SchoolSecondary7.2 miProgress 8 -0.08 · average (2023/24)
Houlton SchoolSecondary7.5 miNot in the KS4 performance tables

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.

5.8
crimes a month
46
in the last 12 months
Violence and sexual offences
most common · 41% of the total

Police.uk street-level data for LSOA E01027010, 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.