1b, Crossley Close, Biggin Hill, Westerham, TN16 3BL
About 1b
1b is a semi-detached house in Biggin Hill, Westerham, Westerham (TN16 3BL). It has a recorded floor area of 121 m² (around 1302 sq ft), construction records dating it to 2007-2011 and council tax band F. The latest certificate (May 2022) shows a C (score 79), near the top of the C band. Earlier certificates rated it B (August 2010); the latest reading is one band lower. Between certificates, roof efficiency went from Good to Very Good and lighting went from Good to Very Good; while hot-water efficiency dropped from Very Good to Good and main heating dropped from Very Good to Good. The recommended improvements would push it to B (score 88).
At 121 m² the property is well over the postcode median (91 m² across 10 EPCs), placing it in the larger end of the local stock. Across 2010–2012, sale prices on this property compounded at -1.4% per year. Today's modelled estimate of £532,000 sits 52% above the 2012 sale of £350,000. On a £-per-square-foot basis, the last sale (£269/sq ft) was about 24.6% below the postcode norm. 14 years since the last transfer (June 2012).
Know exactly what you're buying at 1b
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
Heating controls changed
Hot water efficiency decreased
Roof insulation improved
More low energy lighting installed
Planning history
1b has no planning applications on record.
Notable planning nearby
2applications of note in the surrounding area
We flagged 1 thing worth checking at 1b
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
1b valuation sits well clear of the typical sold price in this postcode.
£532,000
Modelled from EPC, postcode comparables and a sale-price growth of -1.4% per year over 2 years.
£350,000
Growth on file: -1.4% per year over 2 years.
Sales timeline
14 June 2012Most recent
£350,000
-2.1%over 1 year1 December 2010
£357,500
Median price across the last 5 sales in TN16 3BL: £450,000 (2022–2019).
Nearby sales in TN16 3BL
1 Crossley Close, Biggin Hill, Westerham, TN16 3BL
Sold Dec 2022
£575,00010 Crossley Close, Biggin Hill, Westerham, TN16 3BL
Sold Nov 2022
£450,00011 Crossley Close, Biggin Hill, Westerham, TN16 3BL
Sold Jun 2022
£495,0006 Crossley Close, Biggin Hill, Westerham, TN16 3BL
Sold Jun 2020
£370,0008 Crossley Close, Biggin Hill, Westerham, TN16 3BL
Sold Nov 2019
£410,000
Everything we know about 1b, 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 Crossley Close homes
1b outperforms the street on epc rating by a wide margin.
Price per m²
£2,893
Street avg £4,036
Floor Area
121 m²
Street avg 95 m²
Habitable Rooms
6 rooms
Street avg 5 rooms
CO₂ Emissions
2.9 t/year
Street avg 3.6 t/year
Similar properties nearby
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TN16 3XF
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TN16 3AG
1 Christy Road, Biggin Hill
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1 Beech Road, Biggin Hill
TN16 3JQ
1 Charlton Drive, Biggin Hill
TN16 3TZ
1 Crossley Close, Biggin Hill
TN16 3BL
1 Barwell Crescent, Biggin Hill
TN16 3GD
1 Arthur 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
Hawthorne Avenue — bus stop.
Closest school
0.6 km
Biggin Hill Primary School. 6 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
47.2dB

Night-time· 23:00 – 07:00
39.6dB