Giles Building, Flat 12, Upper Hampstead Walk, Camden, London, NW3 1DE
About Giles Building
Giles Building is a two-bedroom mid-terrace house in Camden, London, London (NW3 1DE). It has a recorded floor area of 111 m² (around 1195 sq ft), construction records dating it to before 1900 and council tax band G. Tenure is freehold. At 111 m² this is the largest unit on EPC record across Giles Building (72–111 m²). The building's EPC ratings span E to C, with this unit at the bottom. The latest certificate (April 2017) shows an E (score 48), well below the UK norm with real room to improve. The recommended improvements would push it to D (score 62).
Last sold in August 2017, so it's been off the market for around 9 years. Across the public record there are 5 sales, relatively high churn for a single property. At 111 m² it's 23.3% larger than the typical home in the postcode (90 m² median across 21 EPCs). It lags the bulk of the postcode on energy efficiency (less efficient than 86% of similar EPCs). Across 1997–2017, sale prices on this property compounded at 8.1% per year. Today's modelled estimate of £1,522,000 is 21.3% above the 2017 sale price. On a £-per-square-foot basis, the last sale (£1,050/sq ft) was about 100.6% above the typical sold price in the postcode.
Know exactly what you're buying at Giles Building
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
- Bedrooms2
- Bathrooms2
Outside
- ParkingUnderground
Building
- TenureFreehold
- LiftYes
- ConciergeYes
Energy performance
Giles Building's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Planning history
Giles Building has no planning applications on record.
Notable planning nearby
2applications of note in the surrounding area
Sales history & valuation
Giles Building has more than quadrupled in price since its earliest registered sale in 1997.
£1,522,000
Modelled from EPC, postcode comparables and a sale-price growth of 8.1% per year over 20 years.
£1,255,000
Growth on file: 8.1% per year over 20 years.
Sales timeline
22 August 2017Most recent
£1,255,000
+79.3%over 10 years31 August 2006
£700,000
+20.7%over 2 years31 October 2003
£580,000
+78.5%over 4 years14 April 1999
£325,000
+22.6%over 1 year21 August 1997
£265,000
Median price across the last 5 sales in NW3 1DE: £1,570,000 (2025–2022).
Nearby sales in NW3 1DE
Giles Building, Flat 3a, Upper Hampstead Walk, Camden, London, NW3 1DE
Sold Sept 2025
£1,570,000Rotunda Building, Flat 1, Upper Hampstead Walk, Camden, London, NW3 1DE
Sold Mar 2025
£2,100,000Giles Building, Flat 10, Upper Hampstead Walk, Camden, London, NW3 1DE
Sold May 2024
£1,200,000Giles Building, Flat 6, Upper Hampstead Walk, Camden, London, NW3 1DE
Sold May 2024
£950,000Rotunda Building, Flat 2, Upper Hampstead Walk, Camden, London, NW3 1DE
Sold Apr 2022
£1,598,000
Everything we know about Giles Building, 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 Upper Hampstead Walk homes
CO₂ Emissions for Giles Building lags the street by a wide margin.
Price per m²
£11,306
Street avg £12,002
Floor Area
111 m²
Street avg 91 m²
Habitable Rooms
3 rooms
Street avg 3 rooms
CO₂ Emissions
6.7 t/year
Street avg 3.7 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
Hampstead Station — bus stop.
Closest school
0.1 km
New End Primary School. 55 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
52.1dB

Night-time· 23:00 – 07:00
41.8dB