30 Beech Avenue, Radlett WD7 7DE

Detached house · Built 1950-1966 · 135 m² · Owner-Occupied · Boiler and radiators, LPG

Upgrade Plan

FD for £9,280 · £4,640 a gradeGet upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Draughtproofing£80 – £120£1260.8 yrs+4.5 pts
High-performance doors£1,500 – £500£1208.3 yrs+4.3 pts · reaches E
Cavity wall insulation£500 – £1,500£1128.9 yrs+4.0 pts
Room-in-roof insulation£1,500 – £2,700£20710.1 yrs+7.4 pts
Low energy lighting£80£712.2 yrs+0.2 pts
Floor insulation£4,000 – £6,000£15033.3 yrs+5.4 pts · reaches D
Solar water heating(optional, beyond D)£4,000 – £6,000£11642.9 yrs+4.2 pts
Solar photovoltaic panels(optional, beyond D)£5,000 – £8,000£13946.8 yrs+5.0 pts
Double glazing(optional, beyond D)£3,300 – £6,500£5450+ yrs+1.9 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

£2,292
per year at grade F
£1,260
per year at grade D

The full plan saves £722 a year — a 7.8% annual return on £9,280.

Energy costs as modelled on the certificate, not a bill. This fuel has too few recent certificates to restate at today's prices.

Sold prices

5 January 2017£835,000

Estimated today: £969,741 HPI-indexed estimate, not a valuation

Beech Avenue: 68 sales since 1995 · £1,310,938 average over 10 years

Schools nearby

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

SchoolPhaseDistanceProgress
St John's Church of England Infant and Nursery SchoolPrimary0.6 mi
Newberries Primary SchoolPrimary0.7 mi
Fair Field Junior SchoolPrimary1.0 mi
Hertswood AcademySecondary2.8 miProgress 8 -0.19 · average (2023/24)
Saint Michael's Catholic High SchoolSecondary2.9 miProgress 8 +0.13 · average (2023/24)
Queens' SchoolSecondary3.1 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.

5.9
crimes a month
47
in the last 12 months
Burglary
most common · 32% of the total

Police.uk street-level data for LSOA E01023523, to 2026-06. An LSOA holds about 1,500 people, so this covers far more than one street.

Beech Avenue

How this home sits against its street.

37
graded homes
62.6
average score
D
most common grade
-31.6
this home vs street
Energy data © Crown copyright, EPB Register© HM Land Registry, OGL v3We grade homes, never neighbourhoods.