Galsmead, The Street, Ash, Sevenoaks, TN15 7HB
About Galsmead
Galsmead is a detached house in Ash, Sevenoaks, Sevenoaks (TN15 7HB). It has a recorded floor area of 338 m² (around 3638 sq ft), construction records dating it to 1950-1966 and council tax band G. The latest certificate (October 2021) shows a D (score 59), a step below the typical UK home. The recommended improvements would push it to C (score 77). Main heating runs on oil.
Held since September 2002 — that's 24 years off the open market, well above the local norm. At 338 m² the property is well over the postcode median (116 m² across 17 EPCs), placing it in the larger end of the local stock. Its energy rating outperforms most of the postcode (better than 82% of similar EPCs). Across 1997–2002, sale prices on this property compounded at 18.5% per year. Today's modelled estimate of £1,446,000 sits 133.2% above the 2002 sale of £620,000. On a £-per-square-foot basis, the last sale (£170/sq ft) was about 31.7% below the postcode norm. 2 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension, meaningful when judging how the property has evolved.
Know exactly what you're buying at Galsmead
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
Energy performance
Galsmead's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Planning history
Galsmead has an approved single-storey rear extension on the planning record.
- Feb 2010ExtensionOutlineIn report
Extension: Single storey · Rear of property
Erection of a 4 metre extension to rear of property to provide further bedroom, en suite and sitting room.
- Documents
- 18 docs on file
- Reference
- 09/02663/LDCPR
- Nov 2002AmendmentIn report
Application for Lawful Development Certificate for an existing small utility room.
- Documents
- 2 docs on file
- Reference
- 02/02183/LDCEX
We flagged 1 thing worth checking at Galsmead
Independent checks surfaced things a buyer would want to understand before offering. The report explains each one in full, with the underlying data and what to ask.
- Larger development activity nearby
30-day money-back guarantee
Sales history & valuation
Galsmead has more than doubled in price since the earliest registered sale in 1997.
£1,446,000
Modelled from EPC, postcode comparables and a sale-price growth of 18.5% per year over 5 years.
£620,000
Growth on file: 18.5% per year over 5 years.
Sales timeline
24 September 2002Most recent
£620,000
+138.5%over 5 years7 August 1997
£260,000
Median price across the last 5 sales in TN15 7HB: £698,000 (2025–2021).
Nearby sales in TN15 7HB
Russell Villa, The Street, Ash, Sevenoaks, TN15 7HB
Sold Jan 2025
£698,000Ashlands Retreat, The Street, Ash, Sevenoaks, TN15 7HB
Sold Aug 2021
£830,000Netherfield, The Street, Ash, Sevenoaks, TN15 7HB
Sold Jul 2021
£370,000Willow Garth, The Street, Ash, Sevenoaks, TN15 7HB
Sold Feb 2021
£850,000Attwood Place, The Street, Ash, Sevenoaks, TN15 7HB
Sold Feb 2021
£330,000
Everything we know about Galsmead, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Larger development activity nearby

Versus other The Street homes
Floor Area for Galsmead runs comfortably ahead of the street norm.
Price per m²
£1,834
Street avg £3,130
Floor Area
338 m²
Street avg 136 m²
Habitable Rooms
10 rooms
Street avg 6 rooms
CO₂ Emissions
12.0 t/year
Street avg 9.1 t/year
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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
0.7 km
Ash Road — bus stop.
Closest school
1.5 km
New Ash Green 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
44.6dB

Night-time· 23:00 – 07:00
36.9dB