Flat 3, 82 Onslow Gardens, London, SW7 3BS
About Flat 3
Flat 3 is a property in London (SW7 3BS).
It hasn't traded since July 2005, a hold of 21 years that's notably long for the area. 15 planning records sit against the property, 8 approved, 7 refused. Past consents include an extension and new windows, meaningful when judging how the property has evolved. The record references listed-building consent, which constrain future alterations.
Know exactly what you're buying at Flat 3
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
Launch offer · save £5
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
Energy performance
No EPC on record
This property doesn't have an Energy Performance Certificate yet. An EPC is required to sell or let — and unlocks our automated valuation.
Planning history
Council records show a subdivision application — the property's legal arrangement has been altered.
- Dec 2016RenovationHeritageIn report
Alterations to door opening at 1st floor level and addition of doors to match opposite (Listed Building Consent only)
- Council
- Thurloe and Smith's Charity
Listed- Documents
- 18 docs on file
- Reference
- LB/16/07011
- Aug 2016HeritageIn report
Variation of condition 1 (Compliance with approved drawings) of listed building consent 16/01195 to alter design.
- Council
- Thurloe and Smith's Charity
Listed- Reference
- LB/16/04146
We flagged 2 things worth checking at Flat 3
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
- Larger development activity nearby
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Sales history & valuation
£816,750
Recorded with HM Land Registry.
Sales timeline
4 July 2005Most recent
£816,750
Median price across the last 5 sales in SW7 3BS: £935,000 (2024–2020).
Nearby sales in SW7 3BS
Flat 5, 88 Onslow Gardens, London, SW7 3BS
Sold Apr 2024
£1,030,00088 Onslow Gardens, Kensington And Chelsea, London, SW7 3BS
Sold Aug 2023
£75,524Flat 1, 90 Onslow Gardens, London, SW7 3BS
Sold Jan 2021
£590,000Flat 1, 88 Onslow Gardens, London, SW7 3BS
Sold Sept 2020
£4,550,000Flat 2, 88 Onslow Gardens, London, SW7 3BS
Sold Aug 2020
£2,000,000
Everything we know about Flat 3, 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
- Larger development activity nearby

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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
10/mo
Rising year-on-year across the wider district.
Nearest stop
0.2 km
Onslow Gardens South Kensington — bus stop.
Closest school
0.3 km
Our Lady of Victories RC Primary School. 60 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
58.0dB

Night-time· 23:00 – 07:00
47.6dB