13 The Old Saw Mill, Long Mill Lane, Platt, Sevenoaks, TN15 8QJ
About 13 The Old Saw Mill
13 The Old Saw Mill is a two-bedroom property in Platt, Sevenoaks, Sevenoaks (TN15 8QJ). It has a recorded floor area of 121 m² (around 1302 sq ft), construction records dating it to 2003-2006 and council tax band G. The latest certificate (November 2025) returns a B (score 81), comfortably above the UK average. At 121 m² this is the 3rd smallest of 20 units on EPC record in the building, where floor areas span 114–361 m². The building's EPC ratings span D to B, with this unit at the top. Other recorded features include a balcony and attached land beyond the plot.
Untraded for 21 years, with the last transfer in December 2004. At 121 m² it sits well below the postcode median (227 m² across 19 EPCs), making it one of the more compact homes locally. Its energy rating outperforms most of the postcode (better than 74% of similar EPCs). Today's modelled estimate of £519,000 is 46.8% above the 2004 sale price. One historical planning record sits against the property in 2020.
Know exactly what you're buying at 13 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
- Bedrooms2
- Bathrooms2
- Dining roomYes
- EnsuiteYes
- FireplaceYes
Outside
- GarageYes
- BalconyYes
- LandYes
Building
- LiftYes
Energy performance
EPC Rating
Planning history
- Dec 2020RenovationFullIn report
Replacement of existing timber balcony with a new steel balcony structure serving the first floor to the rear elevation of an existing block of flats
- Council
- Team 2
- Documents
- 8 docs on file
- Reference
- 20/02547/FL
What's in 13 The Old Saw Mill, Long Mill Lane, Platt, Sevenoaks, TN15 8QJ's planning history?
Refusals, disputes and full decisions on this property and nearby, in the report.
Sales history & valuation
13 The Old Saw Mill valuation runs notably under the typical sold price in this postcode.
£519,000
Modelled from EPC, postcode comparables.
£353,550
Recorded with HM Land Registry.
Sales timeline
17 December 2004Most recent
£353,550
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 13 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
Years Held for 13 The Old Saw Mill runs comfortably ahead of the street norm.
Price per m²
£2,922
Street avg £3,212
Floor Area
121 m²
Street avg 180 m²
Habitable Rooms
4 rooms
Street avg 5 rooms
CO₂ Emissions
1.9 t/year
Street avg 3.4 t/year
Similar properties nearby
1 Annetts Hall, Borough Green
TN15 8DY
1 Black Horse Mews, Borough Green
TN15 8SP
1 Ascot Close, Borough Green
TN15 8HL
1 Firtree Cottages, Maidstone Road, Platt
TN15 8JH
1 Crouch Lane, Borough Green
TN15 8LU
1 Church Villas, Long Mill Lane, Platt
TN15 8LZ
1 Brickmakers Meadows, Platt
TN15 8NQ
1 Fairfield Road, Borough Green
TN15 8DJ
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