23 Mcdermott Road, Borough Green, Sevenoaks, TN15 8SA
About 23 Mcdermott Road
23 Mcdermott Road is a four-bedroom detached house in Borough Green, Sevenoaks, Sevenoaks (TN15 8SA). It has a recorded floor area of 124 m² (around 1335 sq ft), construction records dating it to 1983-1990 and council tax band E. The latest certificate (January 2021) shows a C (score 74). The recommended improvements would push it to B (score 86). Records show the property has been extended at some point in its history. The home occupies a cul-de-sac position.
One planning record on file: an extension approved in 2007. Past consents include an extension, meaningful when judging how the property has evolved. At 124 m² it's 19.8% larger than the typical home in the postcode (104 m² median across 18 EPCs). Across 2002–2022, sale prices on this property compounded at 4.8% per year. On a £-per-square-foot basis, the last sale (£450/sq ft) was about 41.4% above the typical sold price in the postcode. Most recent transfer: February 2022 at £600,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Know exactly what you're buying at 23 Mcdermott Road
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
- Bathrooms2
- Dining roomYes
- CloakroomYes
- EnsuiteYes
Outside
- Private gardenRear
- GarageYes
- Cul-de-sacYes
Building
- Previously extendedYes
Energy performance
EPC Rating
Planning history
23 Mcdermott Road has an approved single-storey side extension on the planning record.
- Mar 2007ExtensionFullIn report
Extension: Single storey · Side of property
Single storey side extension
- Documents
- 9 docs on file
- Reference
- 07/00577/FL
What's in 23 Mcdermott Road, Borough Green, Sevenoaks, TN15 8SA's planning history?
Refusals, disputes and full decisions on this property and nearby, in the report.
Sales history & valuation
Sale price has at least doubled since 2002.
£628,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.8% per year over 20 years.
£600,000
Growth on file: 4.8% per year over 20 years.
Sales timeline
18 February 2022Most recent
£600,000
+147.9%over 19 years19 August 2002
£242,000
Median price across the last 5 sales in TN15 8SA: £552,500 (2025–2023).
Nearby sales in TN15 8SA
27 Mcdermott Road, Borough Green, Sevenoaks, TN15 8SA
Sold Aug 2025
£620,00028 Mcdermott Road, Borough Green, Sevenoaks, TN15 8SA
Sold Jul 2024
£625,00014 Mcdermott Road, Borough Green, Sevenoaks, TN15 8SA
Sold Jun 2023
£552,5001 Mcdermott Road, Borough Green, Sevenoaks, TN15 8SA
Sold Apr 2023
£509,00020 Mcdermott Road, Borough Green, Sevenoaks, TN15 8SA
Sold Apr 2023
£500,000
Everything we know about 23 Mcdermott Road, 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 Mcdermott Road homes
23 Mcdermott Road outperforms the street on epc rating by a wide margin.
Price per m²
£4,839
Street avg £4,515
Floor Area
124 m²
Street avg 110 m²
Habitable Rooms
6 rooms
Street avg 6 rooms
CO₂ Emissions
3.6 t/year
Street avg 4.4 t/year
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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
0.2 km
High Street — bus stop.
Closest school
0.4 km
Borough Green Primary School. 5 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
49.1dB

Night-time· 23:00 – 07:00
40.7dB