8 Platt Mill Close, Platt, Sevenoaks, TN15 8LR
About 8 Platt Mill Close
8 Platt Mill Close is a three-bedroom mid-terrace house in Platt, Sevenoaks, Sevenoaks (TN15 8LR). It has a recorded floor area of 88 m² (around 947 sq ft), construction records dating it to 1996-2002 and council tax band E. The latest certificate (December 2014) shows a C (score 70). The recommended improvements would push it to B (score 86). The latest certificate is from December 2014, so improvements made since then won't be reflected.
One planning record on file: an extension approved in 2018. Past consents include an extension, meaningful when judging how the property has evolved. Across 2001–2015, sale prices on this property compounded at 4.8% per year. Today's modelled estimate of £453,000 is 31.7% above the 2015 sale price. On a £-per-square-foot basis, the last sale (£363/sq ft) was about 27.3% above the typical sold price in the postcode. Last sold in April 2015, so it's been off the market for around 11 years.
Know exactly what you're buying at 8 Platt Mill Close
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
What this property has
Inside
- Bedrooms3
- Dining roomYes
- CloakroomYes
- EnsuiteYes
Outside
- Private gardenSouth-facing
- GarageYes
Energy performance
8 Platt Mill Close's EPC is over a decade old — improvements since won't be reflected.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 09 Dec 2024
EPC Rating
Planning history
8 Platt Mill Close has an approved single-storey rear extension on the planning record.
- Jan 2018ExtensionFullIn report
Extension: Single storey · Rear of property
New single storey rear extension
- Documents
- 9 docs on file
- Reference
- 17/03183/FL
What's in 8 Platt Mill Close, Platt, Sevenoaks, TN15 8LR's planning history?
Refusals, disputes and full decisions on this property and nearby, in the report.
Sales history & valuation
8 Platt Mill Close valuation sits well clear of the typical sold price in this postcode.
£453,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.8% per year over 13 years.
£344,000
Growth on file: 4.8% per year over 13 years.
Sales timeline
29 April 2015Most recent
£344,000
+88.0%over 13 years7 December 2001
£183,000
Median price across the last 5 sales in TN15 8LR: £470,000 (2025–2017).
Nearby sales in TN15 8LR
15 Platt Mill Close, Platt, Sevenoaks, TN15 8LR
Sold Jul 2025
£525,00012 Platt Mill Close, Platt, Sevenoaks, TN15 8LR
Sold Sept 2021
£550,00014 Platt Mill Close, Platt, Sevenoaks, TN15 8LR
Sold Aug 2021
£461,5007 Platt Mill Close, Platt, Sevenoaks, TN15 8LR
Sold Aug 2020
£327,50010 Platt Mill Close, Platt, Sevenoaks, TN15 8LR
Sold Mar 2014
£249,950
Everything we know about 8 Platt Mill Close, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
- Am I paying too much?
- Is something wrong with it?
- Is the agent's story true?
- Will it hold its value?

Versus other Platt Mill Close homes
EPC Rating for 8 Platt Mill Close lags the street by a wide margin.
Price per m²
£3,909
Street avg £3,804
Floor Area
88 m²
Street avg 89 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
3.2 t/year
Street avg 3.0 t/year
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1 Annetts Hall, Borough Green
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1 Allingham Close, Borough Green
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Flour Mill — bus stop.
Closest school
0.5 km
Platt Church of England Voluntary Aided Primary School. 4 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
47.5dB

Night-time· 23:00 – 07:00
40.1dB