1 Ashdown Close, Beckenham, BR3 6TJ
About 1 Ashdown Close
1 Ashdown Close is a three-bedroom detached house in Beckenham (BR3 6TJ). It has a recorded floor area of 108 m² (around 1163 sq ft), construction records dating it to 1967-1975 and council tax band F. The latest certificate (November 2019) shows an E (score 45), well below the UK norm with real room to improve. The recommended improvements would lift it to C (score 79), a 2-band jump.
One planning record on file: a garage conversion approved in 2024. Past consents include a garage conversion, meaningful when judging how the property has evolved. It lags the bulk of the postcode on energy efficiency (less efficient than 83% of similar EPCs). Today's modelled estimate of £741,000 is 19.5% above the 2021 sale price. On a £-per-square-foot basis, the last sale (£533/sq ft) was about 59.1% above the typical sold price in the postcode. Sold September 2021 for £620,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Know exactly what you're buying at 1 Ashdown Close
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
What this property has
Inside
- Bedrooms3
- Bathrooms1
- Open-plan layoutYes
- Dining roomYes
Outside
- Private gardenRear
- GarageYes
Building
- Heating systemAir source
- RefurbishedYes
Energy performance
1 Ashdown Close's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Planning history
- Dec 2024Garage ConversionFullIn report
Partial garage conversion with elevational alterations,
- Agent
- Marienne Pachonick Architects
- Documents
- 12 docs on file
- Reference
- 24/04167/FULL6
We flagged 1 thing worth checking at 1 Ashdown Close
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.
- Larger development activity nearby
30-day money-back guarantee
Sales history & valuation
Latest sale on 1 Ashdown Close was the highest on Land Registry record across the postcode.
£741,000
Modelled from EPC, postcode comparables.
£620,000
Recorded with HM Land Registry.
Sales timeline
27 September 2021Most recent
£620,000
Median price across the last 5 sales in BR3 6TJ: £580,000 (2025–2018).
Nearby sales in BR3 6TJ
Everything we know about 1 Ashdown Close, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Larger development activity nearby

Versus other Ashdown Close homes
Price per m² for 1 Ashdown Close runs comfortably ahead of the street norm.
Price per m²
£5,741
Street avg £3,505
Floor Area
108 m²
Street avg 106 m²
Habitable Rooms
4 rooms
Street avg 4 rooms
CO₂ Emissions
6.4 t/year
Street avg 4.3 t/year
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
9/mo
Rising year-on-year across the wider district.
Nearest stop
0.2 km
Overbury Avenue — bus stop.
Closest school
0.4 km
Clare House Primary School. 44 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
51.2dB

Night-time· 23:00 – 07:00
41.8dB