6 Allenby Road, Biggin Hill, Westerham, TN16 3LH
About 6 Allenby Road
6 Allenby Road is a two-bedroom semi-detached house in Biggin Hill, Westerham, Westerham (TN16 3LH). It has a recorded floor area of 65 m² (around 700 sq ft), construction records dating it to 1967-1975 and council tax band D. The latest certificate (February 2022) shows a D (score 60), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 86), a 2-band jump. Records show the property has been extended at some point in its history.
At 65 m² it sits well below the postcode median (115 m² across 21 EPCs), making it one of the more compact homes locally. 2 planning records sit against the property, 1 approved, 0 refused. Past consents include a loft conversion, meaningful when judging how the property has evolved. Across 2000–2022, sale prices on this property compounded at 4.3% per year. Today's modelled estimate of £512,000 is 20.5% above the 2022 sale price. On a £-per-square-foot basis, the last sale (£607/sq ft) was about 91% above the typical sold price in the postcode. Sold June 2022 for £425,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Know exactly what you're buying at 6 Allenby Road
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
- Bedrooms2
- Bathrooms2
- Open-plan layoutYes
Outside
- DrivewayYes
Building
- Previously extendedYes
- RefurbishedYes
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Planning history
- Feb 2023Loft ConversionFullIn report
Barn hip gable end loft conversion with rear dormer, front roof lights and Juliet balcony (PART-RETROSPECTIVE)
- Agent
- JAGMA Property Services
Retrospective- Documents
- 10 docs on file
- Reference
- 22/03132/FULL6
- Aug 2022Loft ConversionOutlineIn report
Extension: Rear of property
Demolition of existing rear extension. Hip to gable loft conversion, front and rear rooflights and a single storey rear extension with a light lantern. LAWFUL DEVELOPMENT CERTIFICATE (PROPOSED)
- Agent
- JAGMA Property Services
Extension- Documents
- 9 docs on file
- Reference
- 22/01836/PLUD
We flagged 1 thing worth checking at 6 Allenby Road
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
Sale price has at least doubled since 2000.
£512,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.3% per year over 22 years.
£425,000
Growth on file: 4.3% per year over 22 years.
Sales timeline
23 June 2022Most recent
£425,000
+150.1%over 21 years21 September 2000
£169,950
Median price across the last 5 sales in TN16 3LH: £550,000 (2025–2023).
Nearby sales in TN16 3LH
27 Allenby Road, Biggin Hill, Westerham, TN16 3LH
Sold Oct 2025
£650,00023 Allenby Road, Biggin Hill, Westerham, TN16 3LH
Sold Oct 2025
£450,00018 Allenby Road, Biggin Hill, Westerham, TN16 3LH
Sold Dec 2024
£550,00019 Allenby Road, Biggin Hill, Westerham, TN16 3LH
Sold Jul 2024
£430,0002a, Allenby Road, Biggin Hill, Westerham, TN16 3LH
Sold Jun 2023
£700,000
Everything we know about 6 Allenby Road, 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 Allenby Road homes
On price per m², 6 Allenby Road stands well clear of the street.
Price per m²
£6,538
Street avg £4,559
Floor Area
65 m²
Street avg 111 m²
Habitable Rooms
3 rooms
Street avg 5 rooms
CO₂ Emissions
3.8 t/year
Street avg 5.1 t/year
Similar properties nearby
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1 Foley Road, Biggin Hill
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1 Allenby Road, Biggin Hill
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The neighbourhood at a glance
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Village Green Way — bus stop.
Closest school
0.6 km
Biggin Hill Primary School. 5 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
47.1dB

Night-time· 23:00 – 07:00
39.0dB