Basement Flat, 11 Narcissus Road, London, NW6 1TJ
About Basement Flat
Basement Flat is a mid-terrace house in London (NW6 1TJ). It has a recorded floor area of 55 m² (around 592 sq ft) and construction records dating it to 1900-1929. The latest certificate (May 2021) shows a C (score 70). When first surveyed in December 2008 the rating was D, the property has climbed 1 band since.
Untraded for 30 years, with the last transfer in November 1996. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. Today's modelled estimate of £540,000 sits 629.7% above the 1996 sale of £74,000. On a £-per-square-foot basis, the last sale (£125/sq ft) was about 78.2% below the postcode norm. At 55 m² it's 29.4% larger than the typical home in the postcode (43 m² median across 24 EPCs).
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Fuel source changed
Heating controls changed
Hot water efficiency decreased
Low energy lighting percentage decreased
Changed to a more efficient fuel source
Heating controls upgraded for better temperature management
Hot water efficiency improved
Low energy lighting percentage decreased
Heating controls changed
Hot water efficiency improved
More low energy lighting installed
Planning history
Basement Flat has no planning applications on record.
Notable planning nearby
1applications of note in the surrounding area
Sales history & valuation
Basement Flat's modelled value sits at over four times its earliest registered sale price (1996).
£540,000
Modelled from EPC, postcode comparables.
£74,000
Recorded with HM Land Registry.
Sales timeline
6 November 1996Most recent
£74,000
Median price across the last 5 sales in NW6 1TJ: £625,000 (2024–2021).
Nearby sales in NW6 1TJ
Second Floor Flat, 3 Narcissus Road, London, NW6 1TJ
Sold Apr 2024
£625,000Ground Floor Flat, 25 Narcissus Road, London, NW6 1TJ
Sold Apr 2023
£230,00017 Narcissus Road, Camden, London, NW6 1TJ
Sold Sept 2022
£1,910,00023 Narcissus Road, Camden, London, NW6 1TJ
Sold Dec 2021
£1,900,000Ground Floor Flat, 3 Narcissus Road, London, NW6 1TJ
Sold Aug 2021
£390,000
Versus other Narcissus Road homes
On price per m², Basement Flat runs well behind the street norm.
Price per m²
£1,345
Street avg £11,357
Floor Area
55 m²
Street avg 45 m²
Habitable Rooms
3 rooms
Street avg 2 rooms
CO₂ Emissions
2.1 t/year
Street avg 2.1 t/year
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
8/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Solent Road — bus stop.
Closest school
0.2 km
Emmanuel Church of England Primary School. 60 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
53.7dB

Night-time· 23:00 – 07:00
43.4dB








