Northcote Mansions, Flat 3, 122 Heath Street, London, NW3 1DT
About Northcote Mansions
Northcote Mansions is an end-of-terrace house in London (NW3 1DT). It has a recorded floor area of 139 m² (around 1496 sq ft) and construction records dating it to 1900-1929. At 139 m² this is the largest unit on EPC record across Northcote Mansions (130–139 m²). The building's EPC ratings span D to C, with this unit at the bottom. The latest certificate (November 2021) shows a D (score 62), on the cusp of jumping into the C band. Earlier certificates rated it C (February 2012); the latest reading is one band lower. Between certificates, window efficiency went from Average to Good and lighting went from Average to Very Good; while hot-water efficiency dropped from Good to Very Poor. The recommended improvements would push it to C (score 76).
Across 1996–2024, sale prices on this property compounded at 7.7% per year. Today's modelled estimate of £1,770,000 is 41.6% above the 2024 sale price. On a £-per-square-foot basis, the last sale (£835/sq ft) was about 120.7% above the typical sold price in the postcode. Most recent transfer: August 2024 at £1,250,000.
Know exactly what you're buying at Northcote Mansions
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
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water system changed
Window efficiency improved
More low energy lighting installed
Planning history
Northcote Mansions has no planning applications on record.
Notable planning nearby
2applications of note in the surrounding area
Sales history & valuation
Northcote Mansions has more than quadrupled in price since its earliest registered sale in 1996.
£1,770,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.7% per year over 28 years.
£1,250,000
Growth on file: 7.7% per year over 28 years.
Sales timeline
15 August 2024Most recent
£1,250,000
+2.0%over 10 years5 May 2014
£1,225,000
+682.7%over 17 years24 June 1996
£156,500
Median price across the last 5 sales in NW3 1DT: £960,000 (2021–2006).
Nearby sales in NW3 1DT
Northcote Mansions, Flat 4, 122 Heath Street, London, NW3 1DT
Sold Jun 2021
£1,300,000Northcote Mansions, Flat 2, 122 Heath Street, London, NW3 1DT
Sold Apr 2015
£1,435,000Northcote Mansions, Flat 1, 122 Heath Street, London, NW3 1DT
Sold Jul 2011
£960,000Northcote Mansions, Basement Flat, 122 Heath Street, London, NW3 1DT
Sold Feb 2009
£392,000Northcote Mansions, 122 Heath Street, Camden, London, NW3 1DT
Sold Nov 2005
£155,000
Everything we know about Northcote Mansions, 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 Heath Street homes
Years Held for Northcote Mansions lags the street by a wide margin.
Price per m²
£8,993
Street avg £7,290
Floor Area
139 m²
Street avg 132 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
5.3 t/year
Street avg 5.0 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
0.1 km
Whitestone Pond / Jack Straw's Castle — bus stop.
Closest school
0.1 km
Christ Church Primary School, Hampstead. 50 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
51.5dB
Night-time· 23:00 – 07:00
41.6dB