Willow Cottage, Long Mill Lane, Crouch, Borough Green, Sevenoaks, TN15 8QB
About Willow Cottage
Willow Cottage is a detached house in Borough Green, Sevenoaks, Sevenoaks (TN15 8QB). It has a recorded floor area of 282 m² (around 3035 sq ft), construction records dating it to 2020 and council tax band F. The latest certificate (March 2022) returns a high B (score 89), putting the home a stone's throw from an A rating. When first surveyed in February 2018 the rating was D, the property has climbed 2 bands since. Between certificates, wall efficiency went from Average to Very Good, roof efficiency went from Average to Very Good and window efficiency went from Good to Very Good. The recommended improvements would push it to A (score 93). Main heating runs on electricity: electricity, unspecified tariff.
At 282 m² the property is well over the postcode median (195 m² across 7 EPCs), placing it in the larger end of the local stock. Its energy rating outperforms most of the postcode (better than 75% of similar EPCs). 7 planning records sit against the property, 5 approved, 2 refused. Past consents include an extension and a porch, meaningful when judging how the property has evolved. Today's modelled estimate of £1,113,000 is 48.4% above the 2019 sale price. On a £-per-square-foot basis, the last sale (£247/sq ft) was about 19.2% above the typical sold price in the postcode. Most recent transfer: August 2019 at £750,000.
Know exactly what you're buying at Willow 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
Energy performance
Achieving this rating across a home of this size is uncommon — larger homes typically score lower.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heat pump installed, significantly improving energy efficiency
Changed to a more efficient fuel source
Heating controls upgraded for better temperature management
Hot water efficiency improved
High performance glazing installed
Wall insulation improved
Loft insulation upgraded to recommended levels
Floor insulation added or improved
More low energy lighting installed
Planning history
A recent planning application at Willow Cottage was refused — worth checking the council file.
- Aug 2022FullIn report
Variation of condition 4 (Landscaping and boundary treatment) pursuant to planning permission TM/21/01100/FL to allow completion of landscaping within 3 months of occupation of either dwelling
- Council
- Team 2
- Documents
- 4 docs on file
- Reference
- 22/01330/FL
- Aug 2022ExtensionOutlineIn report
Details of condition 4 (Landscaping and boundary treatment) submitted pursuant to planning permission TM/21/01100/FL (Amendments to plot 2 of development allowed TM/20/00851/FL comprising: Integral garage omitted; new detached single garage to rear with new access; revised floor layouts, and revised front elevation with extended porch/ bay roof)
- Council
- Team 2
- Documents
- 6 docs on file
- Reference
- 22/01329/RD
What's in Willow Cottage, Long Mill Lane, Crouch, Borough Green, Sevenoaks, TN15 8QB's planning history?
5 more on this property, plus refusals, disputes and full decisions nearby, in the report.
Sales history & valuation
Willow Cottage valuation sits well clear of the typical sold price in this postcode.
£1,113,000
Modelled from EPC, postcode comparables.
£750,000
Recorded with HM Land Registry.
Sales timeline
8 August 2019Most recent
£750,000
Median price across the last 5 sales in TN15 8QB: £1,010,000 (2024–2019).
Nearby sales in TN15 8QB
Grimbles, Long Mill Lane, Crouch, Borough Green, Sevenoaks, TN15 8QB
Sold Jan 2024
£1,025,000Hawthorns, Long Mill Lane, Crouch, Borough Green, Sevenoaks, TN15 8QB
Sold Aug 2022
£1,430,0001 Crouch Cottages, Long Mill Lane, Crouch, Borough Green, Sevenoaks, TN15 8QB
Sold Aug 2019
£690,000Olde Forge, Long Mill Lane, Crouch, Borough Green, Sevenoaks, TN15 8QB
Sold Mar 2019
£1,010,000Mulberry House, Long Mill Lane, Crouch, Borough Green, Sevenoaks, TN15 8QB
Sold Dec 2018
£250,000
Everything we know about Willow 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 Long Mill Lane homes
EPC Rating for Willow Cottage runs comfortably ahead of the street norm.
Price per m²
£2,660
Street avg £3,278
Floor Area
282 m²
Street avg 179 m²
CO₂ Emissions
2.5 t/year
Street avg 5.8 t/year
Years Held
7 years
Street avg 14 years
Similar properties nearby
1 Apple Barn Court, Long Mill Lane, Crouch, Borough Green
TN15 8QF
1 Crouch Cottages, Long Mill Lane, Crouch, Borough Green
TN15 8QB
1 Basted Mill, Basted Lane, Borough Green
TN15 8LP
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 Claygate Cross Cottages, Winfield Lane, Borough Green
TN15 8PX
1 Crouch Lane, Borough Green
TN15 8LU
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
1.6 km
Brockway — bus stop.
Closest school
1.8 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
42.6dB

Night-time· 23:00 – 07:00
35.7dB