Flat 6, 23, Shepherds Hill, London N6 5QJ

Detached flat · Built before 1900 · 106 m² · Owner-Occupied · Boiler and radiators, mains gas, Electric underfloor heating

Upgrade Plan

GD for £10,970 · £3,657 a gradeGet upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Draughtproofing£120£8080.1 yrs+12.8 pts · reaches F
Loft insulation£350£4570.8 yrs+7.2 pts
Solid wall insulation£14,000 – £0£1,0376.8 yrs+16.4 pts · reaches E
Double glazing£6,500 – £500£34710.1 yrs+5.5 pts · reaches D

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

£4,614
per year at grade G
£1,965
per year at grade D

The full plan saves £2,649 a year — a 24.1% annual return on £10,970.

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2020, states £2,923 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

10 March 2021£820,000
9 August 2013£603,500
2 July 2004£400,000
16 August 2002£295,000

Estimated today: £838,088 HPI-indexed estimate, not a valuation

Shepherds Hill: 726 sales since 1995 · £793,432 average over 10 years

Schools nearby

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

SchoolPhaseDistanceProgress
St Michael's CofE Voluntary Aided Primary SchoolPrimary0.5 mi
Whitehall Park SchoolPrimary0.5 mi
Highgate Primary SchoolPrimary0.6 mi
Highgate Wood Secondary SchoolSecondary0.5 miProgress 8 +0.26 · above average (2023/24)
St Aloysius' CollegeSecondary0.5 miNot in the KS4 performance tables
City of London Academy, Highgate HillSecondary0.9 miProgress 8 +0.12 · 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.

10.2
crimes a month
92
in the last 12 months
Vehicle crime
most common · 27% of the total

Police.uk street-level data for LSOA E01001987, to 2026-06. An LSOA holds about 1,500 people, so this covers far more than one street.

Shepherds Hill

How this home sits against its street.

391
graded homes
67.4
average score
C
most common grade
-52.4
this home vs street
Energy data © Crown copyright, EPB Register© HM Land Registry, OGL v3We grade homes, never neighbourhoods.