13 15, Flat H, Gloucester Street, Westminster, London, SW1V 2DB
About 13 15
13 15 is a mid-terrace house in Westminster, London, London (SW1V 2DB). It has a recorded floor area of 68 m² (around 732 sq ft) and construction records dating it to 1930-1949. The latest certificate (January 2019) shows a C (score 78), near the top of the C band. The rating has held steady at C across 2 certificates since January 2009. Between certificates, window efficiency went from Very Poor to Average and lighting went from Very Poor to Very Good. The recommended improvements would push it to B (score 83). Main heating runs on electricity.
Untraded for 29 years, with the last transfer in February 1997. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. At 68 m² the property is well over the postcode median (43 m² across 83 EPCs), placing it in the larger end of the local stock. Today's modelled estimate of £623,000 sits 315.3% above the 1997 sale of £150,000. On a £-per-square-foot basis, the last sale (£205/sq ft) was about 72.7% below the postcode norm.
Know exactly what you're buying at 13 15
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
Launch offer · save £5
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Changed to a more efficient fuel source
Single glazing replaced with double or better glazing
More low energy lighting installed
Planning history
13 15 has no planning applications on record.
Notable planning nearby
2applications of note in the surrounding area
We flagged 1 thing worth checking at 13 15
Independent checks surfaced things a buyer would want to understand before offering. The report explains each one in full, with the underlying data and what to ask.
- Larger development activity nearby
30-day money-back guarantee
Sales history & valuation
13 15's modelled value sits at over four times its earliest registered sale price (1997).
£623,000
Modelled from EPC, postcode comparables.
£150,000
Recorded with HM Land Registry.
Sales timeline
17 February 1997Most recent
£150,000
Median price across the last 5 sales in SW1V 2DB: £595,000 (2025–2024).
Nearby sales in SW1V 2DB
Flat 5, 41 Gloucester Street, London, SW1V 2DB
Sold Aug 2025
£1,200,000Flat 4, 31 Gloucester Street, London, SW1V 2DB
Sold Dec 2024
£535,000Third & Fourth Floor Flat, 45 Gloucester Street, London, SW1V 2DB
Sold Oct 2024
£1,250,000Flat 6, 31 Gloucester Street, London, SW1V 2DB
Sold Aug 2024
£405,00013 15, Flat G, Gloucester Street, Westminster, London, SW1V 2DB
Sold May 2024
£595,000
Everything we know about 13 15, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Larger development activity nearby

Versus other Gloucester Street homes
On epc rating, 13 15 stands well clear of the street.
Price per m²
£2,206
Street avg £10,723
Floor Area
68 m²
Street avg 46 m²
Habitable Rooms
3 rooms
Street avg 2 rooms
CO₂ Emissions
3.7 t/year
Street avg 2.2 t/year
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
12/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Belgrave Road — bus stop.
Closest school
0.3 km
Pimlico Primary. 69 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
58.7dB

Night-time· 23:00 – 07:00
48.5dB