Flat 2, 51 Belsize Park Gardens, Camden, London, NW3 4JL
About Flat 2
Flat 2 is a mid-terrace house in Camden, London, London (NW3 4JL). It has a recorded floor area of 79 m² (around 850 sq ft), construction records dating it to 1967-1975 and council tax band F. The latest certificate (April 2023) shows a D (score 64), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since June 2012. Between certificates, window efficiency went from Very Poor to Good and lighting went from Very Poor to Very Good. The recommended improvements would push it to C (score 78).
One planning record on file: an extension approved in 2010. Past consents include an extension and a basement excavation, meaningful when judging how the property has evolved. Across 2018–2024, sale prices on this property compounded at -3.3% per year. On a £-per-square-foot basis, the last sale (£911/sq ft) was about 67.6% above the typical sold price in the postcode. Most recent transfer: June 2024 at £775,000.
Know exactly what you're buying at Flat 2
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
Window efficiency improved
More low energy lighting installed
Planning history
- Apr 2010BasementFullIn report
Extension: Single storey · Rear of property
Enlargement of existing flat roof single storey rear extension and excavation of a basement under the rear garden of the existing lower ground floor flat.
Extension- Documents
- 17 docs on file
- Reference
- 2009/3412/P
We flagged 1 thing worth checking at Flat 2
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
Flat 2 saw 3 transfers in just over a decade — high turnover for the postcode.
£733,000
Modelled from EPC, postcode comparables and a sale-price growth of -3.3% per year over 6 years.
£775,000
Growth on file: -3.3% per year over 6 years.
Sales timeline
5 June 2024Most recent
£775,000
-3.1%over 1 year1 December 2022
£800,000
-16.7%over 4 years9 January 2018
£960,000
Median price across the last 5 sales in NW3 4JL: £620,000 (2021–2016).
Nearby sales in NW3 4JL
49a, Belsize Park Gardens, Camden, London, NW3 4JL
Sold Oct 2021
£620,00049b, Belsize Park Gardens, Camden, London, NW3 4JL
Sold Feb 2021
£1,899,950Flat 3, 51 Belsize Park Gardens, London, NW3 4JL
Sold Dec 2017
£485,000Flat 4, 47 Belsize Park Gardens, London, NW3 4JL
Sold Oct 2016
£630,000Garden Flat, 53 Belsize Park Gardens, Camden, London, NW3 4JL
Sold Mar 2015
£1,435,000
Everything we know about Flat 2, 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 Park Gardens homes
On years held, Flat 2 runs well behind the street norm.
Price per m²
£9,810
Street avg £11,497
Floor Area
79 m²
Street avg 80 m²
Habitable Rooms
2 rooms
Street avg 3 rooms
CO₂ Emissions
3.5 t/year
Street avg 3.1 t/year
Similar properties nearby
15a, Flat A, Eton Road, Camden
NW3 4SS
15a, Flat B, Eton Road
NW3 4SS
12a, Flat 2, Belsize Park
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23a, Garden Flat, Belsize Square, Camden
NW3 4HU
12a, Flat 1, Belsize Park
NW3 4ES
25a, Flat 1, Elizabeth Mews
NW3 4UH
25a, Flat 2, Elizabeth Mews
NW3 4UH
15a, Flat C, Eton Road
NW3 4SS
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
0.3 km
Belsize Village — bus stop.
Closest school
0.5 km
Rosary Catholic Primary School. 76 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
53.2dB

Night-time· 23:00 – 07:00
42.0dB