Tower Farm, Boarstall, Aylesbury HP18 9UX

Detached house · Built before 1900 · 659 m² · Owner-Occupied · Ground source heat pump, radiators, electric

Upgrade Plan

ED for £11,600 · £11,600 a gradeGet upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Draughtproofing£80 – £120£7480.1 yrs+4.0 pts
Floor insulation£4,000 – £6,000£8875.6 yrs+4.8 pts
Solar photovoltaic panels£5,000 – £8,000£8217.9 yrs+4.4 pts · reaches D
Solid wall insulation(optional, beyond D)£4,000 – £14,000£9599.4 yrs+5.1 pts
Double glazing(optional, beyond D)£3,300 – £6,500£32115.3 yrs+1.7 pts
Wind turbine(optional, beyond D)£15,000 – £25,000£73527.2 yrs+3.9 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

£13,594
per year at grade E
£9,124
per year at grade D

The full plan saves £2,455 a year — a 21.2% annual return on £11,600.

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2015, states £7,648 a year at the prices assumed then. Modelled costs, 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
Oakley Church of England Combined SchoolPrimary1.8 mi
Brill Church of England SchoolPrimary2.1 mi
Five Acres Primary SchoolPrimary3.5 mi
Wheatley Park SchoolSecondary5.2 miProgress 8 +0.55 · well above average (2023/24)
Whitelands AcademySecondary5.5 miAttainment 8 46.4 · no Progress 8 published
The Bicester SchoolSecondary6.0 miProgress 8 -0.16 · 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
27
in the last 12 months
Violence and sexual offences
most common · 30% of the total

Police.uk street-level data for LSOA E01017642, 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.