Are you a property professional?Get qualified leads from motivated homeowners.
Get startedAre you a property professional?Get qualified leads from motivated homeowners.
Get startedFlat 1 is a semi-detached house in London (SW17 8JS). It has a recorded floor area of 58 m² (around 624 sq ft), construction records dating it to 1900-1929 and council tax band C. The latest certificate (March 2021) shows a D (score 65), on the cusp of jumping into the C band. Earlier certificates rated it C (May 2011); the latest reading is one band lower. Between certificates, window efficiency went from Poor to Average and lighting went from Very Poor to Very Good. The recommended improvements would push it to C (score 72). At 58 m² this is the 3rd smallest of 5 units on EPC record in the building, where floor areas span 44–99 m². The building's EPC ratings span E to C across 5 units on file.
Sale prices here have outpaced London HPI: 3.4% per year against 0% for the wider region. Today's modelled estimate of £486,000 sits 70.5% above the 2011 sale of £285,000. On a £-per-square-foot basis, the last sale (£457/sq ft) was about 39.5% above the typical sold price in the postcode. 2 planning records sit against the property, 1 approved, 0 refused. Past consents include a basement excavation, meaningful when judging how the property has evolved. Last changed hands 15 years ago, in October 2011.
Cherry (T1): Crown reduce by 3m.
Flat 1 valuation sits well clear of the typical sold price in this postcode.
£486,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.4% per year over 8 years.
£285,000
Growth on file: 3.4% per year over 8 years.
Everything we know about this property, compiled into one in-depth, downloadable report.
Detailed AI analysis
Price per m²
£4,914
Street avg £5,067
Floor Area
58 m²
Street avg 60 m²
Habitable Rooms
2 rooms
Street avg 3 rooms
Rail-style transport is unusually close for this postcode.
Crime
8/mo
Rising year-on-year across the wider district.
Nearest stop
0.2 km
Fontenoy Road — bus stop.

Daytime· 07:00 – 23:00
51.8dB

Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Windows upgraded, improving insulation
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
Excavation to create an enlarged basement including formation of front and rear lightwells
21 October 2011Most recent
£285,000
+29.5%over 7 years13 January 2004
£220,000
Median price across the last 5 sales in SW17 8JS: £711,000 (2025–2022).
An AI-written breakdown of everything that matters
Detailed EPC data
Full energy ratings, history and recommendations
Related properties
Comparable homes and street-level pricing
Full planning history
Every application and decision on record
Ad-free · Instant access · Secure Stripe checkout · One-off payment
CO₂ Emissions
2.6 t/year
Street avg 3.1 t/year
SW17 8LU
Closest school
0.6 km
Rutherford House School. 67 schools nearby.
Night-time· 23:00 – 07:00
43.5dB