Fir Cottage, Platt Common, Platt, Sevenoaks, TN15 8JX
About Fir Cottage
Fir Cottage is a four-bedroom detached house in Platt, Sevenoaks, Sevenoaks (TN15 8JX). It has a recorded floor area of 204 m² (around 2190 sq ft), construction records dating it to 1976-1982 and council tax band F. The latest certificate (April 2011) shows a D (score 67), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 73). The latest certificate is from April 2011, so improvements made since then won't be reflected. The home occupies a cul-de-sac position.
At 204 m² the property is well over the postcode median (143 m² across 17 EPCs), placing it in the larger end of the local stock. 5 planning records sit against the property, 5 approved, 0 refused. Past consents include an extension and a basement excavation, meaningful when judging how the property has evolved. Last changed hands 12 years ago, in August 2014. Across 2001–2014, sale prices on this property compounded at 8.7% per year. Today's modelled estimate of £844,000 is 13.3% above the 2014 sale price.
Know exactly what you're buying at Fir Cottage
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
- Bedrooms4
- Dining roomYes
- Utility roomYes
- CloakroomYes
- EnsuiteYes
- StudyYes
Outside
- Private gardenWest-facing
- GarageYes
- Cul-de-sacYes
Energy performance
Fir Cottage's carbon output runs well above what efficient homes in the postcode produce.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 11 Apr 2021
EPC Rating
Planning history
Fir Cottage has 2 separate extension applications on the council record.
- Jul 2019ExtensionFullIn report
Extension: Single storey · Rear of property
Single storey rear extension
- Council
- Team 2
- Documents
- 10 docs on file
- Reference
- 19/01240/FL
- Nov 2018ExtensionFullIn report
Retrospective :Proposed dormer extension
- Council
- Team 2
Retrospective- Documents
- 11 docs on file
- Reference
- 18/02479/FL
What's in Fir Cottage, Platt Common, Platt, Sevenoaks, TN15 8JX's planning history?
3 more on this property, plus refusals, disputes and full decisions nearby, in the report.
Sales history & valuation
Sale price has grown by over 3x since 2001.
£844,000
Modelled from EPC, postcode comparables and a sale-price growth of 8.7% per year over 14 years.
£745,000
Growth on file: 8.7% per year over 14 years.
Sales timeline
28 August 2014Most recent
£745,000
+210.4%over 13 years8 February 2001
£240,000
Median price across the last 5 sales in TN15 8JX: £660,000 (2025–2017).
Nearby sales in TN15 8JX
Struan, Platt Common, Platt, Sevenoaks, TN15 8JX
Sold Jan 2025
£650,000Braeside, Platt Common, Platt, Sevenoaks, TN15 8JX
Sold Jun 2021
£810,000Nutwood, Platt Common, Platt, Sevenoaks, TN15 8JX
Sold Dec 2020
£710,000Woodhurst, Platt Common, Platt, Sevenoaks, TN15 8JX
Sold Oct 2020
£650,000Cedar Lodge, Platt Common, Platt, Sevenoaks, TN15 8JX
Sold Mar 2017
£660,000
Everything we know about Fir Cottage, 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 Common homes
Fir Cottage outperforms the street on habitable rooms by a wide margin.
Price per m²
£3,661
Street avg £4,730
Floor Area
204 m²
Street avg 157 m²
Habitable Rooms
8 rooms
Street avg 6 rooms
CO₂ Emissions
6.2 t/year
Street avg 4.9 t/year
Similar properties nearby
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1 Apple Barn Court, Long Mill Lane, Crouch, Borough Green
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1 Crouch Cottages, Long Mill Lane, Crouch, Borough Green
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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
Platt Common — bus stop.
Closest school
0.2 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
48.3dB

Night-time· 23:00 – 07:00
41.2dB