Flat 3, 14 Eton Avenue, London, NW3 3EH
About Flat 3
Flat 3 is a three-bedroom semi-detached house in London (NW3 3EH). It has a recorded floor area of 143 m² (around 1539 sq ft), construction records dating it to 1900-1929 and council tax band G. At 143 m² this is the largest unit on EPC record across the building (53–143 m²). The building's EPC ratings span E to C across 6 units on file. Other recorded features include a basement. The latest certificate (February 2025) shows a D (score 68), on the cusp of jumping into the C band. When first surveyed in September 2013 the rating was E, the property has climbed 1 band since. Between certificates, lighting went from Very Poor to Very Good. The recommended improvements would push it to C (score 80).
Held since August 2000 — that's 26 years off the open market, well above the local norm. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. Today's modelled estimate of £1,599,000 sits 223% above the 2000 sale of £495,000. On a £-per-square-foot basis, the last sale (£322/sq ft) was about 64.1% below the postcode norm.
Know exactly what you're buying at Flat 3
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
What this property has
Inside
- Bedrooms3
- Bathrooms2
- Open-plan layoutYes
- Dining roomYes
- EnsuiteYes
- BasementYes
Outside
- Private gardenYes
- ParkingAllocated
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
More low energy lighting installed
Planning history
Flat 3 has no planning applications on record.
The full report still covers planning activity across the surrounding area.
Sales history & valuation
Flat 3's estimated value is more than triple its earliest registered sale price (2000).
£1,599,000
Modelled from EPC, postcode comparables.
£495,000
Recorded with HM Land Registry.
Sales timeline
24 August 2000Most recent
£495,000
Median price across the last 5 sales in NW3 3EH: £1,050,000 (2025–2017).
Nearby sales in NW3 3EH
Flat 4, 14 Eton Avenue, London, NW3 3EH
Sold Feb 2025
£1,100,000Flat 6, 14 Eton Avenue, London, NW3 3EH
Sold Jan 2018
£1,250,00012a, Eton Avenue, Camden, London, NW3 3EH
Sold Sept 2017
£1,050,000Flat 5, 14 Eton Avenue, London, NW3 3EH
Sold May 2017
£925,000Flat 7, 14 Eton Avenue, London, NW3 3EH
Sold Apr 2017
£1,125,000
Everything we know about Flat 3, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
- Am I paying too much?
- Is something wrong with it?
- Is the agent's story true?
- Will it hold its value?

Versus other Eton Avenue homes
Flat 3 is notably below the street on price per m².
Price per m²
£3,462
Street avg £13,172
Floor Area
143 m²
Street avg 112 m²
Habitable Rooms
5 rooms
Street avg 4 rooms
CO₂ Emissions
4.9 t/year
Street avg 4.8 t/year
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
6/mo
Rising year-on-year across the wider district.
Nearest stop
0.2 km
Primrose Gardens — bus stop.
Closest school
0.5 km
St Paul's Church of England Primary School. 73 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
52.8dB

Night-time· 23:00 – 07:00
41.8dB