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Get started21 Guion Road is a mid-terrace house in Hammersmith And Fulham, London, London (SW6 4UD). It has a recorded floor area of 139 m² (around 1496 sq ft), construction records dating it to before 1900 and council tax band G. The latest certificate (May 2014) shows a D (score 58), a step below the typical UK home. The recommended improvements would lift it to B (score 84), a 2-band jump. The latest certificate is from May 2014, so improvements made since then won't be reflected.
One planning record on file: an extension approved in 2014. Past consents include an extension and a basement excavation, meaningful when judging how the property has evolved. At 139 m² it's 17.3% smaller than the typical home in the postcode (168 m² median across 10 EPCs).
21 Guion Road's carbon output runs well above what efficient homes in the postcode produce.
This certificate is over 10 years old and is no longer valid.Expired 30 May 2024
Extension: Single storey · Rear of property
Erection of a rear extension at second floor level, on top of existing back addition; erection of a single storey rear extension, to the side and rear of the existing back addition; excavation of front garden and part of rear garden to form lightwells, in connection with the creation of the basement.
21 Guion Road has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£1,677,000
Modelled from EPC, postcode comparables.
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.
On floor area, 21 Guion Road runs well behind the street norm.
EPC Rating
58 (D)
Street avg 64 (D)
Floor Area
139 m²
Street avg 174 m²
CO₂ Emissions
6.3 t/year
Street avg 6.1 t/year
Rail-style transport is unusually close for this postcode.
Crime
5/mo
Rising year-on-year across the wider district.
Nearest stop
0.2 km
Munster Road Parsons Green — bus stop.

Daytime· 07:00 – 23:00
54.5dB

Median price across the last 5 sales in SW6 4UD: £2,500,000 (2025–2020).
19 Guion Road Hammersmith And Fulham London
Sold Oct 2025
9 Guion Road Hammersmith And Fulham London
Sold Nov 2022
5 Guion Road Hammersmith And Fulham London
Sold Aug 2022
11 Guion Road Hammersmith And Fulham London
Sold Sept 2021
29 Guion Road Hammersmith And Fulham London
Sold Jul 2020
Habitable Rooms
6 rooms
Street avg 7 rooms
SW6 4PD
Closest school
0.2 km
Thomas's Academy. 62 schools nearby.
Flood risk
Very low
From the Environment Agency.
Night-time· 23:00 – 07:00
44.1dB