4 Copse Bank, Seal, Sevenoaks, TN15 0DE
About 4 Copse Bank
4 Copse Bank is a five-bedroom detached house in Seal, Sevenoaks, Sevenoaks (TN15 0DE). It has a recorded floor area of 185 m² (around 1991 sq ft), construction records dating it to 1967-1975 and council tax band G. The latest certificate (January 2021) shows a C (score 71). When first surveyed in October 2012 the rating was D, the property has climbed 1 band since. Between certificates, lighting went from Average to Good; while wall efficiency dropped from Good to Average. The recommended improvements would push it to B (score 81). Other recorded features include a conservatory.
One planning record on file: an extension approved in 2022. Past consents include an extension, a porch and partial demolition, meaningful when judging how the property has evolved. At 185 m² it's 18.6% larger than the typical home in the postcode (156 m² median across 8 EPCs). 5 bedrooms is on the larger side for this postcode, where 4 is the typical count. Today's modelled estimate of £1,063,000 is 22.2% above the 2021 sale price. On a £-per-square-foot basis, the last sale (£437/sq ft) was about 43% above the typical sold price in the postcode. Last sale on file: £870,000 in August 2021. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Know exactly what you're buying at 4 Copse Bank
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
- Bedrooms5
- Bathrooms2
- Dining roomYes
- Utility roomYes
- ConservatoryYes
Outside
- Private gardenSouth-west-facing
- GarageDouble
Energy performance
4 Copse Bank's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Windows upgraded, improving insulation
Planning history
Planning history includes recorded demolition works, indicating a major rebuild phase at this address.
- Jan 2022PorchFullIn report
Extension: Rear of property
Demolition of conservatory and rear single storey addition. Erection rear single storey extension, rear ground and part first floor extensions, new porch and removal of chimney.
ExtensionDemolition- Documents
- 10 docs on file
- Reference
- 21/03934/HOUSE
We flagged 1 thing worth checking at 4 Copse Bank
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
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£1,063,000
Modelled from EPC, postcode comparables.
£870,000
Recorded with HM Land Registry.
Sales timeline
5 August 2021Most recent
£870,000
Median price across the last 5 sales in TN15 0DE: £860,000 (2025–2015).
Nearby sales in TN15 0DE
Grovehurst, Copse Bank, Seal, Sevenoaks, TN15 0DE
Sold Mar 2025
£980,000Oakenshaw, Copse Bank, Seal, Sevenoaks, TN15 0DE
Sold Apr 2022
£985,0002a, Copse Bank, Seal, Sevenoaks, TN15 0DE
Sold Mar 2021
£860,0001 Copse Bank, Seal, Sevenoaks, TN15 0DE
Sold Oct 2019
£775,0005 Copse Bank, Seal, Sevenoaks, TN15 0DE
Sold Oct 2014
£640,000
Everything we know about 4 Copse Bank, 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 Copse Bank homes
4 Copse Bank is notably below the street on habitable rooms.
Price per m²
£4,703
Street avg £4,276
Floor Area
185 m²
Street avg 165 m²
Habitable Rooms
7 rooms
Street avg 8 rooms
CO₂ Emissions
6.0 t/year
Street avg 5.4 t/year
Similar properties nearby
1 Copse Bank, Seal
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1 Childsbridge Way, Seal
TN15 0DG
1 Crown Point Cottage, Sevenoaks Road, Seal Chart
TN15 0HB
1 Church Road, Seal
TN15 0AU
1 Brook Cottages, Brook Lane, Plaxtol
TN15 0RF
1 Broadhoath, Stone Street, Seal
TN15 0LX
1 Forge View, Carters Hill, Underriver
TN15 0RY
1 Childsbridge Farm Place, Seal
TN15 0FR
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
0.1 km
Bentley's Meadow — bus stop.
Closest school
0.2 km
Seal Church of England Primary School. 8 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
48.4dB

Night-time· 23:00 – 07:00
41.8dB