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Get started23 Guion Road is a three-bedroom mid-terrace house in Hammersmith And Fulham, London, London (SW6 4UD). It has a recorded floor area of 151 m² (around 1625 sq ft), construction records dating it to 1930-1949 and council tax band G. The latest certificate (August 2022) shows a C (score 72). When first surveyed in October 2011 the rating was D, the property has climbed 1 band since. Between certificates, lighting went from Very Poor to Very Good; while roof efficiency dropped from Good to Average and window efficiency dropped from Average to Poor. The recommended improvements would push it to B (score 82). Period features are noted in the property record. Our model identifies extension potential, subject to local planning policy.
It hasn't traded since June 2007, a hold of 19 years that's notably long for the area. That sale landed at the peak of the pre-credit-crunch market, which is a useful reference point when interpreting the price. Sale prices here have outpaced London HPI: 16.5% per year against 0% for the wider region. Today's modelled estimate of £2,452,000 is 44.2% above the 2007 sale price. On a £-per-square-foot basis, the last sale (£1,046/sq ft) was about 31.6% above the typical sold price in the postcode. 2 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension, meaningful when judging how the property has evolved. Its energy rating outperforms most of the postcode (better than 70% of similar EPCs).
23 Guion Road has been extended on multiple sides of the property across separate planning applications.
Extension: Single storey · Rear of property
Erection of a rear extension at second floor level, on top of existing back addition.
Sale price has grown by over 3x since 1999.
£2,452,000
Modelled from EPC, postcode comparables and a sale-price growth of 16.5% per year over 8 years.
£1,700,000
Growth on file: 16.5% per year over 8 years.
23 Guion Road outperforms the street on co₂ emissions by a wide margin.
Price per m²
£11,258
Street avg £10,909
Floor Area
151 m²
Street avg 173 m²
Habitable Rooms
5 rooms
Street avg 7 rooms
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

Changes detected from historical EPC data
Heating controls upgraded for better temperature management
More low energy lighting installed
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Extension: Single storey · Side of property
Erection of a single storey extension, to the side of the existing back addition.
22 June 2007Most recent
£1,700,000
+89.9%over 2 years20 May 2005
£895,000
+65.7%over 5 years17 December 1999
£540,000
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
CO₂ Emissions
3.9 t/year
Street avg 6.4 t/year
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
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