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Get startedFlat 4, 9 Cosway Street, London, NW1 5NR
About Flat 4
A plain-English summary derived from public records, EPC certificates, sold prices and local data.
Flat 4 is a one-bedroom mid-terrace house in London (NW1 5NR). It has a recorded floor area of 32 m² (around 344 sq ft), construction records dating it to before 1900 and council tax band D. At 32 m² this is the 2nd smallest of 7 units on EPC record in the building, where floor areas span 28–81 m². The building's EPC ratings span D to C, with this unit at the top. On EPC score it ranks first in the building (74 versus a worst of 65). Period features are noted in the property record. The latest certificate (August 2020) shows a C (score 74). The rating has held steady at C across 2 certificates since December 2008. Between certificates, lighting went from Good to Very Good.
On a £-per-square-foot basis, the last sale (£1,306/sq ft) was about 112.5% above the typical sold price in the postcode. At 32 m² it's 23.8% smaller than the typical home in the postcode (42 m² median across 56 EPCs). Sold July 2023 for £450,000.
What this property has
Pulled from EPC certificates, claim submissions and our property model. Empty categories are hidden — we only show what's known.
Inside
- Bedrooms1
- Bathrooms1
- StudyYes
Building
- Period features
Energy performance
Every EPC certificate filed against this property — current rating, recorded improvements, and where there's headroom to reach a higher band.
Flat 4's carbon output is low for the local stock.
Current Certificate(1 of 2)
Aug 2020
EPC Rating
A
B
C
C74
D
E
F
G
Main Heating
Gas
Main Fuel
Gas
Hot Water
Good
Windows
Poor
CO2 Emissions
1.2 t/year
Occupancy
Rented
Sales history & valuation
Recorded transactions, our model's current estimate, and a quick read on what neighbouring properties have sold for.
Flat 4 valuation sits well clear of the typical sold price in this postcode.
Current estimate
See how we calculated this£432,000
Modelled from EPC, postcode comparables.
Last sold (2023)
£450,000
Recorded with HM Land Registry.
Sales timeline
Versus other Cosway Street homes
Four headline reads against 56 similar flats on this street, drawn from the latest EPC and Land Registry data.
Years Held for Flat 4 lags the street by a wide margin.
Price per m²
£14,063
Street avg £10,681
Floor Area
32 m²
Street avg 47 m²
Habitable Rooms
2 rooms
Similar properties nearby
A handful of close matches in the same postcode area, ranked by likeness on bedrooms, type and floor area.
The neighbourhood at a glance
A condensed read of the local area. Each tile links through to the full breakdown on the London district page.
Rail-style transport is unusually close for this postcode.
Crime
18/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Old Marylebone Road — bus stop.
Road noise across the postcode
Modelled day and night-time noise levels around NW1 5NR from Defra's strategic mapping. The pin marks this postcode's centroid.
Daytime· 07:00 – 23:00
62.4dB
Everything within walking distance
Schools, transport stops and scenic spots near this property — 89 points of interest in total.
Beautiful places to visit nearby
Curated scenic spots within reach of this postcode, served by Beautifulplaces.ai. Photography and tagging come from their open dataset.
Common questions
The questions buyers, sellers and homeowners most often ask about Flat 4, 9 Cosway Street, London, NW1 5NR. Each answer is also embedded as structured data for search engines.