226 Seal Road, Sevenoaks, TN15 0AA
About 226 Seal Road
226 Seal Road is a five-bedroom detached house in Sevenoaks (TN15 0AA). It has a recorded floor area of 298 m² (around 3208 sq ft), construction records dating it to 1930-1949 and council tax band G. The latest certificate (July 2021) shows a C (score 72). When first surveyed in January 2011 the rating was D, the property has climbed 1 band since. Between certificates, lighting went from Poor to Good; while wall efficiency dropped from Good to Average. Other recorded features include attached land beyond the plot. The home occupies a corner plot.
At 298 m² the property is well over the postcode median (224 m² across 15 EPCs), placing it in the larger end of the local stock. Across 1996–2016, sale prices on this property compounded at 6.4% per year. Today's modelled estimate of £1,359,000 sits 81.2% above the 2016 sale of £750,000. On a £-per-square-foot basis, the last sale (£234/sq ft) was about 28.1% below the postcode norm. 6 planning records sit against the property, 5 approved, 1 refused. Past consents include an extension and partial demolition, meaningful when judging how the property has evolved. Last changed hands 10 years ago, in May 2016.
Know exactly what you're buying at 226 Seal Road
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
What this property has
Inside
- Bedrooms5
- Bathrooms3
Outside
- Private gardenYes
- GarageYes
- LandYes
- Corner plotYes
Building
- RefurbishedYes
Energy performance
226 Seal Road's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Property Improvements
Changes detected from historical EPC data
More low energy lighting installed
Planning history
Planning history includes recorded demolition works, indicating a major rebuild phase at this address.
- May 2017RenovationFullIn report
Alterations to driveway.
- Documents
- 5 docs on file
- Reference
- 17/00706/HOUSE
- Jul 2016DemolitionFullIn report
Extension: Two storey
Demolition of existing garage and conservatory. Erection of a two storey side extension and single storey rear extension. Conversion of loft into habitable space. Alterations to the external finish.
Extension- Documents
- 7 docs on file
- Reference
- 16/01648/HOUSE
We flagged 1 thing worth checking at 226 Seal Road
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
Sale price has grown by over 3x since 1996.
£1,359,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.4% per year over 20 years.
£750,000
Growth on file: 6.4% per year over 20 years.
Sales timeline
26 May 2016Most recent
£750,000
+3.2%over 8 years25 July 2007
£727,000
+238.1%over 11 years2 May 1996
£215,000
Median price across the last 5 sales in TN15 0AA: £1,050,000 (2022–2017).
Nearby sales in TN15 0AA
Everything we know about 226 Seal Road, 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 Seal Road homes
On habitable rooms, 226 Seal Road stands well clear of the street.
Price per m²
£2,517
Street avg £4,389
Floor Area
298 m²
Street avg 221 m²
Habitable Rooms
11 rooms
Street avg 8 rooms
CO₂ Emissions
9.0 t/year
Street avg 7.2 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
0.1 km
Trinity School — bus stop.
Closest school
0.3 km
Trinity School. 9 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
46.3dB

Night-time· 23:00 – 07:00
40.0dB