12 Crossley Close, Biggin Hill, Westerham, TN16 3BL
About 12 Crossley Close
12 Crossley Close is a detached house in Biggin Hill, Westerham, Westerham (TN16 3BL). It has a recorded floor area of 125 m² (around 1345 sq ft), construction records dating it to 1983-1990 and council tax band F. The latest certificate (March 2018) shows a D (score 68), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 82), a 2-band jump.
At 125 m² the property is well over the postcode median (91 m² across 10 EPCs), placing it in the larger end of the local stock. 6 planning records sit against the property, 2 approved, 1 refused. Past consents include an extension, subdivision and a conservatory, meaningful when judging how the property has evolved. Today's modelled estimate of £620,000 is 19.2% above the 2018 sale price. On a £-per-square-foot basis, the last sale (£386/sq ft) was about 31.4% above the typical sold price in the postcode. Last sale on file: £520,000 in November 2018.
Know exactly what you're buying at 12 Crossley 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
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Planning history
A recent planning application at 12 Crossley Close was refused — worth checking the council file.
- Mar 2026ConditionsIn report
Details submitted to comply with the requirements of the following conditions relating to planning permission 25/03290/FPA: Condition 3: Surface Water Drainage Condition 4: Site Investigation (and contamination) Condition 5: Acoustic Assessment Condition 6: Construction and Environmental Management Plan Condition 7: Refuse Storage Condition 8: Cycle Storage Condition 9: Biodiversity Enhancements
- Documents
- 12 docs on file
- Reference
- 25/03290/CON
- Dec 2025SubdivisionFullIn report
Demolition of single storey side extension and rear conservatory. Erection of single storey front and side extensions, two storey rear extension, incorporating rear dormer window, insertion of front rooflight windows in connection with loft conversion, subdivision into two dwellings, erection of two detached outbuildings in the resulting gardens, with associated accesses, parking, landscaping and bin stores.
Extension- Documents
- 20 docs on file
- Reference
- 25/03290/FPA
We flagged 1 thing worth checking at 12 Crossley 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
12 Crossley Close changed hands twice within eighteen months — unusual for the area.
£620,000
Modelled from EPC, postcode comparables.
£520,000
Recorded with HM Land Registry.
Sales timeline
2 November 2018Most recent
£520,000
30 August 2018
£520,000
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 12 Crossley 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 Crossley Close homes
12 Crossley Close outperforms the street on floor area by a wide margin.
Price per m²
£4,160
Street avg £3,910
Floor Area
125 m²
Street avg 95 m²
Habitable Rooms
6 rooms
Street avg 5 rooms
CO₂ Emissions
4.9 t/year
Street avg 3.4 t/year
Similar properties nearby
1 Arthur Road, Biggin Hill
TN16 3DD
1 Barwell Crescent, Biggin Hill
TN16 3GD
1 Crossley Close, Biggin Hill
TN16 3BL
1 Belvedere Road, Biggin Hill
TN16 3HX
1 Dowding Road, Biggin Hill
TN16 3BE
1 Ceres View, Biggin Hill
TN16 3FA
1 Christy Road, Biggin Hill
TN16 3DG
1 Bottom Barn Cottage, Berrys Hill, Berrys Green
TN16 3AG
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