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Get started21c is a mid-terrace house in Westminster, London, London (W11 1DB). It has a recorded floor area of 48 m² (around 517 sq ft) and construction records dating it to before 1900. At 48 m² this is the 3rd smallest of 12 units on EPC record in the building, where floor areas span 44–314 m². The building's EPC ratings span E to C, with this unit at the top. On EPC score it ranks first in the building (76 versus a worst of 47). The latest certificate (January 2026) shows a C (score 76), near the top of the C band. Earlier certificates rated it B (November 2008); the latest reading is one band lower. Between certificates, wall efficiency went from Very Poor to Poor and lighting went from Average to Very Good; while hot-water efficiency dropped from Very Good to Good and main heating dropped from Very Good to Good. The recommended improvements would push it to B (score 81). This certificate was lodged in the last six months, so the rating reflects current condition.
Sale prices here have outpaced London HPI: 6.6% per year against 0% for the wider region. On a £-per-square-foot basis, the last sale (£1,239/sq ft) was about 43.7% above the typical sold price in the postcode. 10 years since the last transfer (July 2016).
21c's carbon output is low for the local stock.
21c valuation sits well clear of the typical sold price in this postcode.
£634,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.6% per year over 5 years.
£640,000
Growth on file: 6.6% per year over 5 years.
CO₂ Emissions for 21c runs comfortably ahead of the street norm.
Price per m²
£13,333
Street avg £10,901
Floor Area
48 m²
Street avg 57 m²
Habitable Rooms
2 rooms
Street avg 3 rooms
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
Powis Gardens — bus stop.

Daytime· 07:00 – 23:00
60.7dB

Changes detected from historical EPC data
Hot water efficiency decreased
Heating controls changed
Single glazing replaced with double or better glazing
Wall insulation improved
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
12 July 2016Most recent
£640,000
+34.7%over 4 years18 November 2011
£475,000
Median price across the last 5 sales in W11 1DB: £765,000 (2025–2020).
CO₂ Emissions
1.1 t/year
Street avg 2.4 t/year
W11 1UE
Closest school
0.3 km
St. Mary of the Angels Catholic Primary School. 84 schools nearby.
Night-time· 23:00 – 07:00
51.4dB
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