17 West Heath Close, Barnet, London, NW3 7NJ
About 17 West Heath Close
17 West Heath Close is a five-bedroom detached house in Barnet, London, London (NW3 7NJ). It has a recorded floor area of 325 m² (around 3498 sq ft), construction records dating it to 1930-1949 and council tax band H. The latest certificate (June 2023) shows a C (score 74). When first surveyed in November 2013 the rating was E, the property has climbed 2 bands since. Between certificates, window efficiency went from Poor to Average, hot-water efficiency went from Average to Good and lighting went from Very Poor to Very Good; while roof efficiency dropped from Good to Average. The recommended improvements would push it to B (score 81).
4 planning records sit against the property, 3 approved, 0 refused, 1 pending. Past consents include an extension and a loft conversion, meaningful when judging how the property has evolved. An active application for an extension is awaiting a decision. Across 2014–2023, sale prices on this property compounded at 5.3% per year. On a £-per-square-foot basis, the last sale (£1,408/sq ft) was about 36.3% above the typical sold price in the postcode. Most recent transfer: September 2023 at £4,925,000.
Know exactly what you're buying at 17 West Heath Close
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
What this property has
Inside
- Bedrooms5
- Bathrooms3
Outside
- GarageYes
Energy performance
17 West Heath Close's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water efficiency improved
Window efficiency improved
More low energy lighting installed
Planning history
Planning history includes both a loft conversion and an extension — the classic family-home expansion.
- Apr 2025ExtensionFullIn report
Extension: Single storey · Side of property
First floor side extension with crown roof. Changes to fenestration
- Agent
- Xul Architecture
- Documents
- 5 docs on file
- Reference
- 25/1578/HSE
- Aug 2025ExtensionFullIn report
Extension: Single storey · Rear of property
First floor rear extension. Replacement of existing rooflight. New rooflight to first floor rear extension. Replacement of existing rear dormer window. Changes to rear fenestration
- Agent
- XUL Architecture
- Documents
- 8 docs on file
- Reference
- 25/2407/HSE
We flagged 1 thing worth checking at 17 West Heath Close
Independent checks surfaced things a buyer would want to understand before offering. The report explains each one in full, with the underlying data and what to ask.
- Larger development activity nearby
30-day money-back guarantee
Sales history & valuation
17 West Heath Close valuation sits well clear of the typical sold price in this postcode.
£5,285,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.3% per year over 9 years.
£4,925,000
Growth on file: 5.3% per year over 9 years.
Sales timeline
28 September 2023Most recent
£4,925,000
+60.3%over 9 years28 August 2014
£3,072,500
Median price across the last 5 sales in NW3 7NJ: £4,250,000 (2025–2019).
Nearby sales in NW3 7NJ
2 West Heath Close, Barnet, London, NW3 7NJ
Sold May 2025
£5,750,00018 West Heath Close, Barnet, London, NW3 7NJ
Sold Sept 2022
£4,500,00021 West Heath Close, Barnet, London, NW3 7NJ
Sold Mar 2022
£3,500,00013 West Heath Close, Barnet, London, NW3 7NJ
Sold Feb 2020
£2,950,0009 West Heath Close, Barnet, London, NW3 7NJ
Sold Jun 2019
£4,250,000
Everything we know about 17 West Heath Close, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Larger development activity nearby
Versus other West Heath Close homes
On price per m², 17 West Heath Close stands well clear of the street.
Price per m²
£15,154
Street avg £10,867
Floor Area
325 m²
Street avg 371 m²
Habitable Rooms
7 rooms
Street avg 9 rooms
CO₂ Emissions
8.1 t/year
Street avg 12.8 t/year
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The neighbourhood at a glance
Reported crime in the wider district is trending notably upward year-on-year.
Crime
6/mo
Rising year-on-year across the wider district.
Nearest stop
0.3 km
Childs Hill / Cricklewood Lane — bus stop.
Closest school
0.4 km
St Luke's Church of England School. 47 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode
Daytime· 07:00 – 23:00
51.6dB
Night-time· 23:00 – 07:00
42.1dB