20 Bonnington Square, Lambeth, London, SW8 1TQ
About 20 Bonnington Square
20 Bonnington Square is a mid-terrace house in Lambeth, London, London (SW8 1TQ). It has a recorded floor area of 109 m² (around 1173 sq ft), construction records dating it to before 1900 and council tax band C. The latest certificate (November 2020) shows a D (score 63), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since November 2020. Between certificates, wall efficiency went from Very Poor to Poor; while lighting dropped from Very Good to Good. The recommended improvements would push it to C (score 75). At 109 m² this is the 23rd smallest of 27 units on EPC record in the building, where floor areas span 43–143 m². The building's EPC ratings span E to B across 27 units on file.
At 109 m² the property is well over the postcode median (60 m² across 51 EPCs), placing it in the larger end of the local stock.
Know exactly what you're buying at 20 Bonnington Square
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Wall insulation improved
Low energy lighting percentage decreased
Planning history
20 Bonnington Square has no planning applications on record.
Notable planning nearby
9applications of note in the surrounding area
We flagged 1 thing worth checking at 20 Bonnington Square
Independent checks surfaced things a buyer would want to understand before offering. The report explains each one in full, with the underlying data and what to ask.
- Signs of HMO activity in the area
30-day money-back guarantee
Sales history & valuation
20 Bonnington Square has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£666,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
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.
Median price across the last 5 sales in SW8 1TQ: £580,000 (2025–2019).
Nearby sales in SW8 1TQ
32b, Bonnington Square, Lambeth, London, SW8 1TQ
Sold May 2025
£932,20552 Bonnington Square, Lambeth, London, SW8 1TQ
Sold Oct 2023
£1,819,200Flat C, 26 Bonnington Square, London, SW8 1TQ
Sold Sept 2023
£580,00050 Bonnington Square, Lambeth, London, SW8 1TQ
Sold Oct 2020
£480,00048a, Bonnington Square, London, SW8 1TQ
Sold Dec 2019
£478,000
Everything we know about 20 Bonnington Square, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Signs of HMO activity in the area
Versus other Bonnington Square homes
On floor area, 20 Bonnington Square stands well clear of the street.
EPC Rating
63 (D)
Street avg 65 (D)
Floor Area
109 m²
Street avg 64 m²
CO₂ Emissions
4.4 t/year
Street avg 2.7 t/year
Habitable Rooms
5 rooms
Street avg 3 rooms
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
12/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Harleyford Road / Durham Street — bus stop.
Closest school
0.2 km
St Anne's Catholic Primary School. 90 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode
Daytime· 07:00 – 23:00
60.6dB
Night-time· 23:00 – 07:00
52.3dB