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Get startedFlat 4, 10 Cosway Street, London, NW1 5NR
5 sales on record
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 35 m² (around 377 sq ft), construction records dating it to before 1900 and council tax band C. Tenure is freehold. At 35 m² this is the 2nd smallest of 5 units on EPC record in the building, where floor areas span 33–48 m². The building's EPC ratings span D to C, with this unit at the top. Period features are noted in the property record. The latest certificate (December 2020) shows a C (score 73). The rating has held steady at C across 2 certificates since October 2008. Between certificates, lighting went from Very Poor to Very Good.
Sale prices here have outpaced London HPI: 5.5% per year against 0% for the wider region. On a £-per-square-foot basis, the last sale (£1,181/sq ft) was about 80.6% above the typical sold price in the postcode. Most recent transfer: June 2021 at £445,000. Across the public record there are 5 sales, relatively high churn for a single property. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend. At 35 m² it's 16.7% smaller than the typical home in the postcode (42 m² median across 56 EPCs).
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
- Open-plan layoutYes
Building
- TenureFreehold
- 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)
Dec 2020
EPC Rating
A
B
C
C73
D
E
F
G
Main Heating
Gas
Main Fuel
Gas
Hot Water
Good
Windows
Very Poor
CO2 Emissions
1.3 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.
Sale price has grown by over 3x since 1999.
Current estimate
See how we calculated this£459,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.5% per year over 22 years.
Last sold (2021)
£445,000
Growth on file: 5.5% per year over 22 years.
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.
On co₂ emissions, Flat 4 stands well clear of the street.
Price per m²
£12,714
Street avg £10,742
Floor Area
35 m²
Street avg 47 m²
Habitable Rooms
2 rooms
Street avg 3 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, 10 Cosway Street, London, NW1 5NR. Each answer is also embedded as structured data for search engines.