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Get started11a, Cosway Street, Westminster, London, NW1 5NR
2 planning records
About 11a
A plain-English summary derived from public records, EPC certificates, sold prices and local data.
11a is a mid-terrace house in Westminster, London, London (NW1 5NR). It has a recorded floor area of 53 m² (around 570 sq ft) and construction records dating it to 1900-1929. At 53 m² this is the 8th smallest of 13 units on EPC record in the building, where floor areas span 29–72 m². The building's EPC ratings span E to C, with this unit at the top. The latest certificate (September 2014) shows a C (score 75), near the top of the C band. The latest certificate is from September 2014, so improvements made since then won't be reflected.
2 planning records sit against the property, 2 approved, 0 refused. Past consents include partial demolition and new windows, meaningful when judging how the property has evolved. At 53 m² it's 29.3% larger than the typical home in the postcode (41 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.
11a's carbon output is low for the local stock.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 24 Sept 2024
Planning history
Applications and permits filed against 11a, Cosway Street, Westminster, London, NW1 5NR, sourced from the PlanIt planning register.
Planning history includes recorded demolition works, indicating a major rebuild phase at this address.
- Jul 2014DemolitionFullGranted
Demolition of part of front wall of existing air raid shelter in rear garden to create garden structure and insertion of bi-folding doors.
Sales history & valuation
Recorded transactions, our model's current estimate, and a quick read on what neighbouring properties have sold for.
11a has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
Current estimate
See how we calculated this£523,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Versus other Cosway Street homes
Four headline reads against 56 similar flats on this street, drawn from the latest EPC and Land Registry data.
11a outperforms the street on epc rating by a wide margin.
EPC Rating
75 (C)
Street avg 70 (C)
Floor Area
53 m²
Street avg 46 m²
CO₂ Emissions
1.5 t/year
Street avg 1.9 t/year
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 11a, Cosway Street, Westminster, London, NW1 5NR. Each answer is also embedded as structured data for search engines.