Flat D, Mount Tyndal, Spaniards Road, London NW3 7JH

Detached maisonette · Built 1967-1975 · 243 m² · Owner-Occupied · Boiler and radiators, mains gas

Upgrade Plan

CB for £1,000 · £1,000 a gradeGet upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Cavity wall insulation£500 – £1,500£6431.6 yrs+8.5 pts · reaches B
Low energy lighting(optional, beyond B)£400£3810.6 yrs+0.5 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

£2,008
per year at grade C
£1,327
per year at grade B

The full plan saves £643 a year — a 64.3% annual return on £1,000.

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2015, states £1,419 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

29 May 2015£4,450,000
6 July 2000£1,250,000
17 January 1995£962,500

Estimated today: £4,888,876 HPI-indexed estimate, not a valuation

Spaniards Road: 13 sales since 1995 · £3,183,333 average over 10 years

Schools nearby

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

SchoolPhaseDistanceProgress
Christ Church Primary School, HampsteadPrimary0.7 mi
New End Primary SchoolPrimary0.7 mi
Hampstead Parochial Church of England Primary SchoolPrimary0.9 mi
The Henrietta Barnett SchoolSecondary1.1 miProgress 8 +1.09 · well above average (2023/24)
La Sainte Union Catholic Secondary SchoolSecondary1.2 miProgress 8 +0.18 · average (2023/24)
William Ellis SchoolSecondary1.2 miProgress 8 -0.17 · 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.

12.7
crimes a month
140
in the last 12 months
Vehicle crime
most common · 27% of the total

Police.uk street-level data for LSOA E01000899, to 2026-06. An LSOA holds about 1,500 people, so this covers far more than one street.

Spaniards Road

How this home sits against its street.

12
graded homes
42.5
average score
G
most common grade
+30.5
this home vs street
Energy data © Crown copyright, EPB Register© HM Land Registry, OGL v3We grade homes, never neighbourhoods.