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Get started33 Astell Street is a three-bedroom mid-terrace house in Kensington And Chelsea, London, London (SW3 3RT). It has a recorded floor area of 173 m² (around 1862 sq ft), construction records dating it to 1950-1966 and council tax band H. The latest certificate (November 2022) shows a D (score 62), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 82), a 2-band jump.
Untraded for 21 years, with the last transfer in June 2005. Today's modelled estimate of £3,738,000 sits 123.2% above the 2005 sale of £1,675,000. On a £-per-square-foot basis, the last sale (£899/sq ft) was about 54.8% below the postcode norm. At 173 m² it sits well below the postcode median (269 m² across 10 EPCs), making it one of the more compact homes locally. One historical planning record sits against the property in 2013.
33 Astell Street's carbon output runs well above what efficient homes in the postcode produce.
Prune 1 x Cherry (rear garden of 33) and 1 x Almond (front garden of 35)
£3,738,000
Modelled from EPC, postcode comparables.
£1,675,000
Recorded with HM Land Registry.
Everything we know about this property, compiled into one in-depth, downloadable report.
CO₂ Emissions for 33 Astell Street runs comfortably ahead of the street norm.
Price per m²
£9,682
Street avg £21,274
Floor Area
173 m²
Street avg 268 m²
Habitable Rooms
6 rooms
Rail-style transport is unusually close for this postcode.
Crime
9/mo
Rising year-on-year across the wider district.
Nearest stop
0.2 km
Chelsea Old Town Hall — bus stop.

Daytime· 07:00 – 23:00
56.7dB

14 June 2005Most recent
£1,675,000
Median price across the last 5 sales in SW3 3RT: £5,650,000 (2025–2019).
9 Astell Street Kensington And Chelsea London
Sold May 2025
15 Astell Street Kensington And Chelsea London
Sold May 2025
23 Astell Street Kensington And Chelsea London
Sold Jun 2022
29 Astell Street Kensington And Chelsea London
Sold Sept 2021
31 Astell Street Kensington And Chelsea London
Sold Jul 2019
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Street avg 8 rooms
CO₂ Emissions
6.5 t/year
Street avg 9.0 t/year
SW3 3NP
Closest school
0.2 km
Oratory Roman Catholic Primary School. 56 schools nearby.
Night-time· 23:00 – 07:00
46.6dB