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Get startedFlat 4, 11 Cosway Street, London, NW1 5NR
6 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 mid-terrace house in London (NW1 5NR). It has a recorded floor area of 34 m² (around 366 sq ft), construction records dating it to before 1900 and council tax band C. At 34 m² this is the 3rd smallest of 4 units on EPC record in the building, where floor areas span 31–49 m². On EPC score it ranks first in the building (75 versus a worst of 72). The latest certificate (June 2024) shows a C (score 75), near the top of the C band. The rating has held steady at C across 3 certificates since May 2009. The recommended improvements would push it to B (score 81).
Sale prices here have outpaced London HPI: 4.8% per year against 0% for the wider region. On a £-per-square-foot basis, the last sale (£1,216/sq ft) was about 114.8% above the typical sold price in the postcode. Sold July 2022 for £445,000. Across the public record there are 6 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 34 m² it's 19% smaller than the typical home in the postcode (42 m² median across 56 EPCs).
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 3)
Jun 2024
EPC Rating
A
B
C
C75
D
E
F
G
Main Heating
Gas
Main Fuel
Gas
Hot Water
Good
Windows
Very Poor
CO2 Emissions
1.1 t/year
Occupancy
Owner Occupied
Sales history & valuation
Recorded transactions, our model's current estimate, and a quick read on what neighbouring properties have sold for.
Flat 4 has more than doubled in price since the earliest registered sale in 2001.
Current estimate
See how we calculated this£440,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.8% per year over 21 years.
Last sold (2022)
£445,000
Growth on file: 4.8% per year over 21 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
£13,088
Street avg £10,725
Floor Area
34 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, 11 Cosway Street, London, NW1 5NR. Each answer is also embedded as structured data for search engines.