Flat 3, Frith Grange, Northwood HA6 3SF

End-Terrace flat · Built 1900-1929 · 73 m² · Owner-Occupied · Boiler and radiators, mains gas

Upgrade Plan

Get upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Solid wall insulation(optional, beyond C)£4,000 – £14,000£34825.9 yrs+9.0 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

£984
per year at grade C
£636
per year at grade C

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2024, states £1,059 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

28 August 2025£520,000
19 September 2014£335,000
31 August 2006£271,000
23 November 2001£189,950
12 November 1999£140,000
4 December 1998£135,500

Estimated today: £502,195 HPI-indexed estimate, not a valuation

Frithwood Avenue: 173 sales since 1995 · £764,922 average over 10 years

Schools nearby

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

SchoolPhaseDistanceProgress
Frithwood Primary SchoolPrimary0.1 mi
Hillside Infant SchoolPrimary0.6 mi
Hillside Junior SchoolPrimary0.6 mi
UTC HeathrowSecondary1.0 miProgress 8 -1.61 · well below average (2023/24)
Northwood SchoolSecondary1.0 miProgress 8 +0.76 · well above average (2023/24)
Haydon SchoolSecondary1.4 miProgress 8 -0.19 · 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.

6.8
crimes a month
68
in the last 12 months
Vehicle crime
most common · 31% of the total

Police.uk street-level data for LSOA E01002477, to 2026-06. An LSOA holds about 1,500 people, so this covers far more than one street.

Frithwood Avenue

How this home sits against its street.

92
graded homes
64.7
average score
D
most common grade
+6.3
this home vs street
Energy data © Crown copyright, EPB Register© HM Land Registry, OGL v3We grade homes, never neighbourhoods.