Flat 5, 8 Belsize Square, London, NW3 4HT
About Flat 5
Flat 5 is a two-bedroom semi-detached house in London (NW3 4HT). It has a recorded floor area of 89 m² (around 958 sq ft) and construction records dating it to before 1900. The latest certificate (March 2019) shows a D (score 58), a step below the typical UK home. The rating has held steady at D across 2 certificates since September 2008. Between certificates, roof efficiency dropped from Very Good to Very Poor and window efficiency dropped from Average to Poor. The recommended improvements would push it to C (score 80). Other recorded features include a balcony.
Sold November 2024 for £1,090,000. Across the public record there are 4 sales, relatively high churn for a single property. Across 2000–2024, sale prices on this property compounded at 4.1% per year. Today's modelled estimate of £1,228,000 is 12.7% above the 2024 sale price. On a £-per-square-foot basis, the last sale (£1,138/sq ft) was about 100.7% above the typical sold price in the postcode.
Know exactly what you're buying at Flat 5
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
- Bedrooms2
Outside
- Private gardenYes
- BalconyYes
Energy performance
EPC Rating
Planning history
Flat 5 has no planning applications on record.
Notable planning nearby
3applications of note in the surrounding area
We flagged 1 thing worth checking at Flat 5
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 5 has more than doubled in price since the earliest registered sale in 2000.
£1,228,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.1% per year over 24 years.
£1,090,000
Growth on file: 4.1% per year over 24 years.
Sales timeline
1 November 2024Most recent
£1,090,000
+51.4%over 16 years24 July 2008
£720,000
+44.3%over 4 years17 February 2004
£499,000
+18.8%over 3 years8 December 2000
£420,000
Median price across the last 5 sales in NW3 4HT: £1,000,000 (2023–2022).
Nearby sales in NW3 4HT
Flat 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
£519,00015a, Belsize Square, Camden, London, NW3 4HT
Sold Feb 2022
£1,625,000
Everything we know about Flat 5, 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
Years Held for Flat 5 lags the street by a wide margin.
Price per m²
£12,247
Street avg £9,424
Floor Area
89 m²
Street avg 92 m²
Habitable Rooms
3 rooms
Street avg 3 rooms
CO₂ Emissions
4.5 t/year
Street avg 3.7 t/year
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15a, Flat B, Eton Road
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12a, Flat 2, Belsize Park
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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