27 Allenby Road, Biggin Hill, Westerham, TN16 3LH
About 27 Allenby Road
27 Allenby Road is a four-bedroom semi-detached house in Biggin Hill, Westerham, Westerham (TN16 3LH). It has a recorded floor area of 128 m² (around 1378 sq ft), construction records dating it to 1950-1966 and council tax band E. The latest certificate (March 2025) shows a C (score 73). When first surveyed in March 2015 the rating was D, the property has climbed 1 band since. Between certificates, wall efficiency went from Poor to Average, roof efficiency went from Average to Good and window efficiency went from Average to Good. The recommended improvements would push it to B (score 83). Our model identifies extension potential, subject to local planning policy.
A recent sale: £650,000 in October 2025. Its energy rating outperforms most of the postcode (better than 81% of similar EPCs). Across 1995–2025, sale prices on this property compounded at 6.7% per year. On a £-per-square-foot basis, the last sale (£472/sq ft) was about 47% above the typical sold price in the postcode.
Know exactly what you're buying at 27 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
- Bedrooms4
- Bathrooms1
- Open-plan layoutYes
Outside
- Private gardenSouth-west-facing
- GarageYes
Building
- RefurbishedYes
- Extension potentialPossible
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Window efficiency improved
Cavity wall insulation installed
Loft insulation upgraded to recommended levels
More low energy lighting installed
Planning history
27 Allenby Road has no planning applications on record.
Notable planning nearby
2applications of note in the surrounding area
We flagged 1 thing worth checking at 27 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
27 Allenby Road has more than quadrupled in price since its earliest registered sale in 1995.
£618,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.7% per year over 31 years.
£650,000
Growth on file: 6.7% per year over 31 years.
Sales timeline
31 October 2025Most recent
£650,000
+113.1%over 20 years19 November 2004
£305,000
+244.6%over 9 years28 February 1995
£88,500
Median price across the last 5 sales in TN16 3LH: £550,000 (2025–2023).
Nearby sales in TN16 3LH
23 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
£700,0001 Allenby Road, Biggin Hill, Westerham, TN16 3LH
Sold Feb 2023
£750,000
Everything we know about 27 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
27 Allenby Road is notably below the street on years held.
Price per m²
£5,078
Street avg £4,640
Floor Area
128 m²
Street avg 108 m²
Habitable Rooms
6 rooms
Street avg 5 rooms
CO₂ Emissions
3.6 t/year
Street avg 5.1 t/year
Similar properties nearby
1 Barwell Crescent, Biggin Hill
TN16 3GD
1 Arthur Road, Biggin Hill
TN16 3DD
1 Belvedere Road, Biggin Hill
TN16 3HX
1 Ceres View, Biggin Hill
TN16 3FA
1 Christy Road, Biggin Hill
TN16 3DG
1 Eastern View, Biggin Hill
TN16 3XF
1 Beech Road, Biggin Hill
TN16 3JQ
1 Charlton Drive, Biggin Hill
TN16 3TZ
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