24a, Ashen Grove Road, Knatts Valley, Sevenoaks, TN15 6YE
About 24a
24a is a detached house in Knatts Valley, Sevenoaks, Sevenoaks (TN15 6YE). It has a recorded floor area of 86 m² (around 926 sq ft) and construction records dating it to 2003-2006. The latest certificate (August 2022) shows an E (score 51), well below the UK norm with real room to improve. Earlier certificates rated it D (November 2010); the latest reading is one band lower. Between certificates, lighting went from Very Poor to Very Good; while wall efficiency dropped from Very Good to Good and hot-water efficiency dropped from Poor to Very Poor. The recommended improvements would push it to D (score 67). Main heating runs on electricity.
At 86 m² it sits well below the postcode median (214 m² across 24 EPCs), making it one of the more compact homes locally. 4 planning records sit against the property, 1 approved, 1 refused.
Know exactly what you're buying at 24a
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
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating system upgraded to a more efficient system
Fuel source changed
Heating controls changed
More low energy lighting installed
Heating system changed
Changed to a more efficient fuel source
Heating controls upgraded for better temperature management
Hot water system changed
Window efficiency improved
Cavity wall insulation installed
Loft insulation upgraded to recommended levels
Floor insulation added or improved
Planning history
A a single-storey side extension application was refused at 24a in 2022.
- Sept 2023ConditionsIn report
Details pursuant of condition of 4 (Biodiversity Method Statement) 22/02796/HOUSE
- Documents
- 5 docs on file
- Reference
- 23/02138/DETAIL
- Mar 2023ExtensionOutlineIn report
Extension: Single storey · Rear of property
Erection of a single storey 4m deep rear extension.
- Documents
- 3 docs on file
- Reference
- 23/00576/LDCPR
What's in 24a, Ashen Grove Road, Knatts Valley, Sevenoaks, TN15 6YE's planning history?
2 more on this property, plus refusals, disputes and full decisions nearby, in the report.
Sales history & valuation
24a has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£503,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Median price across the last 5 sales in TN15 6YE: £970,000 (2025–2020).
Nearby sales in TN15 6YE
19 Ashen Grove Road, Knatts Valley, Sevenoaks, TN15 6YE
Sold Sept 2025
£1,150,000The Birches, Ashen Grove Road, Knatts Valley, Sevenoaks, TN15 6YE
Sold Dec 2022
£910,00014 Ashen Grove Road, Knatts Valley, Sevenoaks, TN15 6YE
Sold Nov 2022
£1,075,000Chellowdene, Ashen Grove Road, Knatts Valley, Sevenoaks, TN15 6YE
Sold Nov 2020
£970,00023a, Ashen Grove Road, Knatts Valley, Sevenoaks, TN15 6YE
Sold May 2020
£400,000
Everything we know about 24a, 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 Ashen Grove Road homes
On floor area, 24a runs well behind the street norm.
EPC Rating
51 (E)
Street avg 56 (D)
Floor Area
86 m²
Street avg 221 m²
CO₂ Emissions
4.3 t/year
Street avg 8.2 t/year
Habitable Rooms
4 rooms
Street avg 7 rooms
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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
0.5 km
East Hill Farm Park — bus stop.
Closest school
2.3 km
St. Edmund's Church of England Primary School. 1 school 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
40.4dB
Night-time· 23:00 – 07:00
35.1dB