Garden Flat, 53 Belsize Park Gardens, Camden, London, NW3 4JL
About Garden Flat
Garden Flat is a semi-detached house in Camden, London, London (NW3 4JL). It has a recorded floor area of 57 m² (around 614 sq ft), construction records dating it to 1900-1929 and council tax band E. The latest certificate (May 2021) shows a D (score 67), on the cusp of jumping into the C band. When first surveyed in October 2009 the rating was E, the property has climbed 1 band since. Between certificates, hot-water efficiency went from Average to Good and lighting went from Very Poor to Very Good. The recommended improvements would push it to C (score 79).
Today's modelled estimate of £656,000 is 54.3% below the 2015 sale of £1,435,000, running counter to the wider postcode trend, which makes the EPC and condition history especially worth a look. On a £-per-square-foot basis, the last sale (£2,339/sq ft) was about 307.1% above the typical sold price in the postcode. 10 planning records sit against the property, 4 approved, 2 refused. Past consents include a loft conversion, new windows and an extension, meaningful when judging how the property has evolved. 11 years since the last transfer (March 2015). At 57 m² it's 20.8% smaller than the typical home in the postcode (72 m² median across 25 EPCs).
Know exactly what you're buying at Garden Flat
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
Hot water system upgraded
Heating controls changed
Wall insulation improved
Heating controls changed
Hot water system changed
Heating system changed
Changed to a more efficient fuel source
Heating controls upgraded for better temperature management
More low energy lighting installed
Upgraded to gas central heating
Connected to mains gas supply
Heating controls upgraded for better temperature management
Hot water system upgraded
Single glazing replaced with double or better glazing
Wall insulation improved
Heating controls changed
Planning history
Garden Flat has 3 separate extension applications on the council record.
- Sept 2023Tree WorksTreesIn report
REAR GARDEN: 1 x Hawthorn (T3) - Cut back overhanging limbs by 1m - 2m.
- Documents
- 2 docs on file
- Reference
- 2023/3189/T
- Aug 2023Tree WorksTreesIn report
REAR GARDEN: 1 x Sycamore (T2) - Reduce all round by 4m - 5m.
- Documents
- 3 docs on file
- Reference
- 2023/2861/T
We flagged 1 thing worth checking at Garden Flat
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
Garden Flat valuation sits well clear of the typical sold price in this postcode.
£656,000
Modelled from EPC, postcode comparables.
£1,435,000
Recorded with HM Land Registry.
Sales timeline
23 March 2015Most recent
£1,435,000
Median price across the last 5 sales in NW3 4JL: £800,000 (2024–2018).
Nearby sales in NW3 4JL
Flat 2, 51 Belsize Park Gardens, Camden, London, NW3 4JL
Sold Jun 2024
£775,00049a, 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
£630,000
Everything we know about Garden Flat, 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
Price per m² for Garden Flat runs comfortably ahead of the street norm.
Price per m²
£25,175
Street avg £10,689
Floor Area
57 m²
Street avg 81 m²
Habitable Rooms
3 rooms
Street avg 3 rooms
CO₂ Emissions
2.4 t/year
Street avg 3.2 t/year
Similar properties nearby
12a, Flat 2, Belsize Park
NW3 4ES
15a, Flat B, Eton Road
NW3 4SS
12a, Flat 1, Belsize Park
NW3 4ES
25a, Flat 1, Elizabeth Mews
NW3 4UH
15a, Flat A, Eton Road, Camden
NW3 4SS
25a, Flat 2, Elizabeth Mews
NW3 4UH
23a, Garden Flat, Belsize Square, Camden
NW3 4HU
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