16f, Belsize Square, London, NW3 4HT
About 16f
16f is an end-of-terrace house in London (NW3 4HT). It has a recorded floor area of 50 m² (around 538 sq ft), construction records dating it to before 1900 and council tax band D. The latest certificate (June 2021) shows an E (score 46), well below the UK norm with real room to improve. The rating has held steady at E across 2 certificates since June 2011. Between certificates, lighting went from Very Poor to Very Good. The recommended improvements would push it to D (score 65). At 50 m² this is the 17th smallest of 52 units on EPC record in the building, where floor areas span 39–211 m². The building's EPC ratings span F to C across 52 units on file.
At 50 m² it sits well below the postcode median (97 m² across 74 EPCs), making it one of the more compact homes locally. It lags the bulk of the postcode on energy efficiency (less efficient than 89% of similar EPCs).
Know exactly what you're buying at 16f
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
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
16f has no planning applications on record.
Notable planning nearby
3applications of note in the surrounding area
We flagged 1 thing worth checking at 16f
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
16f has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£534,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Median price across the last 5 sales in NW3 4HT: £1,000,000 (2024–2022).
Nearby sales in NW3 4HT
Flat 5, 8 Belsize Square, London, NW3 4HT
Sold Nov 2024
£1,090,000Flat B, 10 Belsize Square, London, NW3 4HT
Sold Sept 2023
£617,500Flat 4, 22 Belsize Square, London, NW3 4HT
Sold Aug 2022
£1,330,000Flat 5, 22 Belsize Square, London, NW3 4HT
Sold May 2022
£1,000,0004e, Belsize Square, London, NW3 4HT
Sold Mar 2022
£519,000
Everything we know about 16f, 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 Belsize Square homes
On epc rating, 16f runs well behind the street norm.
EPC Rating
46 (E)
Street avg 65 (D)
Floor Area
50 m²
Street avg 93 m²
CO₂ Emissions
4.1 t/year
Street avg 3.7 t/year
Habitable Rooms
2 rooms
Street avg 3 rooms
Similar properties nearby
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1 Tudor Close, Camden
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1 Belsize Park Gardens, Camden
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1 Glenloch Road, Camden
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1 Beaumont Walk, Camden
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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
0.1 km
Belsize Square — bus stop.
Closest school
0.5 km
Holy Trinity CofE Primary School, NW3. 70 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
53.9dB

Night-time· 23:00 – 07:00
42.9dB