12 St. Leonards Close, Leighton Buzzard LU7 3DF

Semi-Detached house · Built 1950-1966 · 172 m² · Owner-occupied · Boiler and radiators, mains gas

Upgrade Plan

EC for £6,475 · £3,238 a gradeGet upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Loft insulation£100 – £350£1411.6 yrs+3.0 pts
Floor insulation£800 – £1,200£2973.4 yrs+6.3 pts · reaches D
Heating controls£350 – £450£1083.7 yrs+2.3 pts
Cavity wall insulation£500 – £1,500£2224.5 yrs+4.7 pts
Flat roof insulation£850 – £1,500£2255.2 yrs+4.8 pts
Low energy lighting£75£135.8 yrs+0.3 pts
Band A condensing boiler£2,200 – £3,000£18214.3 yrs+3.9 pts · reaches C
Solar photovoltaic panels(optional, beyond C)£9,000 – £14,000£27441.9 yrs+5.8 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

£3,037
per year at grade E
£1,575
per year at grade C

The full plan saves £1,188 a year — a 18.3% annual return on £6,475.

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2013, states £1,959 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

8 December 2023£527,500

Estimated today: £575,555 HPI-indexed estimate, not a valuation

St Leonards Close: 32 sales since 1995 · £417,000 average over 10 years

Schools nearby

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

SchoolPhaseDistanceProgress
Heathwood Lower SchoolPrimary0.2 mi
Dovery AcademyPrimary0.3 mi
St Leonards CE AcademyPrimary0.7 mi
Vandyke Upper SchoolSecondary0.7 miProgress 8 +0.01 · average (2023/24)
Cedars Upper SchoolSecondary2.2 miProgress 8 -0.11 · average (2023/24)
The Cottesloe SchoolSecondary4.1 miProgress 8 +0.11 · 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.

8
crimes a month
80
in the last 12 months
Violence and sexual offences
most common · 29% of the total

Police.uk street-level data for LSOA E01017606, to 2026-06. An LSOA holds about 1,500 people, so this covers far more than one street.

St Leonards Close

How this home sits against its street.

17
graded homes
59.8
average score
D
most common grade
-12.8
this home vs street
Energy data © Crown copyright, EPB Register© HM Land Registry, OGL v3We grade homes, never neighbourhoods.