6 The Old Saw Mill, Long Mill Lane, Platt, Sevenoaks, TN15 8QJ
About 6 The Old Saw Mill
6 The Old Saw Mill is a six-bedroom detached house in Platt, Sevenoaks, Sevenoaks (TN15 8QJ). It has a recorded floor area of 361 m² (around 3886 sq ft), construction records dating it to 2003-2006 and council tax band H. The latest certificate (November 2025) shows a C (score 73). The rating has held steady at C across 2 certificates since May 2011. Between certificates, lighting went from Good to Very Good; while window efficiency dropped from Good to Average.
At 361 m² the property is well over the postcode median (224 m² across 19 EPCs), placing it in the larger end of the local stock. 6 bedrooms is on the larger side for this postcode, where 4 is the typical count. Across 2002–2011, sale prices on this property compounded at 3.7% per year. Today's modelled estimate of £1,973,000 is 40.9% above the 2011 sale price. On a £-per-square-foot basis, the last sale (£360/sq ft) was about 37.5% above the typical sold price in the postcode. 15 years since the last transfer (August 2011).
Know exactly what you're buying at 6 The Old Saw Mill
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
- Bedrooms6
- Bathrooms3
- FireplaceYes
Outside
- Private gardenYes
- GarageYes
Building
- RefurbishedYes
Energy performance
6 The Old Saw Mill's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Floor insulation added or improved
More low energy lighting installed
Planning history
6 The Old Saw Mill has no planning applications on record.
The full report still covers planning activity across the surrounding area.
Sales history & valuation
6 The Old Saw Mill valuation sits well clear of the typical sold price in this postcode.
£1,973,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.7% per year over 9 years.
£1,400,000
Growth on file: 3.7% per year over 9 years.
Sales timeline
7 August 2011Most recent
£1,400,000
+37.3%over 8 years23 December 2002
£1,020,000
Median price across the last 5 sales in TN15 8QJ: £1,350,000 (2024–2021).
Nearby sales in TN15 8QJ
20 The Old Saw Mill, Long Mill Lane, Platt, Sevenoaks, TN15 8QJ
Sold Oct 2024
£1,070,00024 The Old Saw Mill, Long Mill Lane, Platt, Sevenoaks, TN15 8QJ
Sold Apr 2024
£1,350,00023 The Old Saw Mill, Long Mill Lane, Platt, Sevenoaks, TN15 8QJ
Sold Sept 2023
£1,400,00011 The Old Saw Mill, Long Mill Lane, Platt, Sevenoaks, TN15 8QJ
Sold Dec 2021
£540,0009 The Old Saw Mill, Long Mill Lane, Platt, Sevenoaks, TN15 8QJ
Sold Oct 2021
£1,350,000
Everything we know about 6 The Old Saw Mill, 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 The Old Saw Mill homes
On floor area, 6 The Old Saw Mill stands well clear of the street.
Price per m²
£3,878
Street avg £3,619
Floor Area
361 m²
Street avg 276 m²
Habitable Rooms
10 rooms
Street avg 9 rooms
CO₂ Emissions
8.2 t/year
Street avg 7.0 t/year
Similar properties nearby
1 Basted Mill, Basted Lane, Borough Green
TN15 8LP
1 Apple Barn Court, Long Mill Lane, Crouch, Borough Green
TN15 8QF
1 Crow Hill Road, Borough Green
TN15 8HH
1 Black Barn Cottages, Crouch Lane, Borough Green
TN15 8LX
1 Bangays Way, Borough Green
TN15 8FS
1 Eaglestone Close, Borough Green
TN15 8EL
1 Allingham Close, Borough Green
TN15 8FX
1 Crouch Cottages, Long Mill Lane, Crouch, Borough Green
TN15 8QB
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
1.4 km
Flour Mill — bus stop.
Closest school
1.5 km
Platt Church of England Voluntary Aided Primary School. 3 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
41.5dB

Night-time· 23:00 – 07:00
35.3dB