12 Cornwood Close, Barnet, London, N2 0HP
About 12 Cornwood Close
12 Cornwood Close is a three-bedroom semi-detached house in Barnet, London, London (N2 0HP). It has a recorded floor area of 135 m² (around 1453 sq ft), construction records dating it to 1900-1929 and council tax band G. The latest certificate (November 2019) shows a D (score 61), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 81), a 2-band jump. The home occupies a cul-de-sac position.
3 planning records sit against the property, 3 approved, 0 refused. Past consents include an extension and a loft conversion, meaningful when judging how the property has evolved. At 135 m² it's 22.7% larger than the typical home in the postcode (110 m² median across 15 EPCs). Across 1998–2020, sale prices on this property compounded at 6.2% per year. Today's modelled estimate of £1,244,000 is 14.7% above the 2020 sale price. Sold August 2020 for £1,085,000.
Know exactly what you're buying at 12 Cornwood 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
- Bedrooms3
- Bathrooms1
- Dining roomYes
- Utility roomYes
- CloakroomYes
Outside
- Private gardenYes
- ParkingOff street
- Cul-de-sacYes
Energy performance
12 Cornwood Close's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Planning history
- Jan 2021AmendmentIn report
Non material amendment to planning permission 20/4198/HSE dated 04/11/2020 for `Roof extension involving rear dormer window and 1no side facing rooflight`. Amendment includes change to the dormer window to make it narrower
- Documents
- 8 docs on file
- Reference
- 21/0005/NMA
- Nov 2020Loft ConversionFullIn report
Roof extension involving rear dormer window and 1no side facing rooflight
Extension- Documents
- 16 docs on file
- Reference
- 20/4198/HSE
We flagged 2 things worth checking at 12 Cornwood 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.
- Signs of HMO activity in the area
- Larger development activity nearby
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Sales history & valuation
12 Cornwood Close has more than tripled in price since its earliest registered sale in 1998.
£1,244,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.2% per year over 22 years.
£1,085,000
Growth on file: 6.2% per year over 22 years.
Sales timeline
17 August 2020Most recent
£1,085,000
+274.1%over 22 years17 August 1998
£290,000
Median price across the last 5 sales in N2 0HP: £1,237,500 (2024–2022).
Nearby sales in N2 0HP
20 Cornwood Close, Barnet, London, N2 0HP
Sold Oct 2024
£1,650,00021 Cornwood Close, Barnet, London, N2 0HP
Sold Jul 2023
£1,237,500Cornwood House, Flat B, Cornwood Close, Barnet, London, N2 0HP
Sold Oct 2022
£700,0004 Cornwood Close, Barnet, London, N2 0HP
Sold Jul 2022
£1,550,0007 Cornwood Close, Barnet, London, N2 0HP
Sold Jan 2022
£1,200,000
Everything we know about 12 Cornwood 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
- Signs of HMO activity in the area
- Larger development activity nearby

Versus other Cornwood Close homes
Habitable Rooms for 12 Cornwood Close runs comfortably ahead of the street norm.
Price per m²
£8,037
Street avg £9,010
Floor Area
135 m²
Street avg 128 m²
Habitable Rooms
6 rooms
Street avg 5 rooms
CO₂ Emissions
6.8 t/year
Street avg 6.7 t/year
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1 Blandford Close, Barnet
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1 Cornwood Close, Barnet
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Monarch Court — bus stop.
Closest school
0.7 km
The Archer Academy. 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
52.7dB

Night-time· 23:00 – 07:00
42.3dB