Are you a property professional?Get qualified leads from motivated homeowners.
Get startedAre you a property professional?Get qualified leads from motivated homeowners.
Get started31a is a mid-terrace house in London (SW17 8SY). It has a recorded floor area of 42 m² (around 452 sq ft), construction records dating it to 1900-1929 and council tax band B. At 42 m² this is the 4th smallest of 6 units on EPC record in the building, where floor areas span 29–57 m². The building's EPC ratings span D to C, with this unit at the top. The latest certificate (March 2023) shows a C (score 71).
Sale prices here have outpaced London HPI: 9.2% per year against 0% for the wider region. Today's modelled estimate of £392,000 is 33.3% above the 2019 sale price. On a £-per-square-foot basis, the last sale (£650/sq ft) was about 119.1% above the typical sold price in the postcode. At 42 m² it sits well below the postcode median (75 m² across 42 EPCs), making it one of the more compact homes locally. Most recent transfer: April 2019 at £294,000. Across the public record there are 4 sales, relatively high churn for a single property.
Price for 31a has grown more than fourfold since the 1997 starting point.
£392,000
Modelled from EPC, postcode comparables and a sale-price growth of 9.2% per year over 22 years.
£294,000
Growth on file: 9.2% per year over 22 years.
Everything we know about this property, compiled into one in-depth, downloadable report.
Detailed AI analysis
31a outperforms the street on price per m² by a wide margin.
Price per m²
£7,000
Street avg £4,360
Floor Area
42 m²
Street avg 57 m²
Habitable Rooms
3 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
0.1 km
Broadwater Road — bus stop.

Daytime· 07:00 – 23:00
53.3dB

26 April 2019Most recent
£294,000
+92.5%over 15 years17 October 2003
£152,700
+45.4%over 2 years19 January 2001
£105,000
+141.4%over 3 years22 August 1997
£43,500
Median price across the last 5 sales in SW17 8SY: £510,000 (2025–2019).
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
1.6 t/year
Street avg 2.4 t/year
Closest school
0.2 km
Gatton (VA) Primary School. 62 schools nearby.
Night-time· 23:00 – 07:00
43.2dB