42 High Street, Seal, Sevenoaks, TN15 0AP
About 42 High Street
42 High Street is a two-bedroom mid-terrace house in Seal, Sevenoaks, Sevenoaks (TN15 0AP). It has a recorded floor area of 51 m² (around 549 sq ft), construction records dating it to before 1900 and council tax band D. The latest certificate (January 2013) shows an E (score 54), well below the UK norm with real room to improve. Earlier certificates rated it D (May 2009); the latest reading is one band lower. Between certificates, window efficiency went from Very Poor to Poor and lighting went from Poor to Very Good; while roof efficiency dropped from Poor to Very Poor. The recommended improvements would lift it to C (score 74), a 2-band jump. The latest certificate is from January 2013, so improvements made since then won't be reflected.
At 51 m² it sits well below the postcode median (73 m² across 11 EPCs), making it one of the more compact homes locally. It lags the bulk of the postcode on energy efficiency (less efficient than 73% of similar EPCs). Today's modelled estimate of £312,000 is 38.7% above the 2015 sale price. On a £-per-square-foot basis, the last sale (£410/sq ft) was about 58.8% above the typical sold price in the postcode. On the market in February 2015 and unlisted since — roughly 11 years.
Know exactly what you're buying at 42 High Street
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
- Bedrooms2
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 27 Jan 2023
EPC Rating
Property Improvements
Changes detected from historical EPC data
Single glazing replaced with double or better glazing
More low energy lighting installed
Planning history
42 High Street has no planning applications on record.
Notable planning nearby
3applications of note in the surrounding area
We flagged 1 thing worth checking at 42 High Street
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
42 High Street valuation sits well clear of the typical sold price in this postcode.
£312,000
Modelled from EPC, postcode comparables.
£225,000
Recorded with HM Land Registry.
Sales timeline
2 February 2015Most recent
£225,000
Median price across the last 5 sales in TN15 0AP: £228,000 (2025–2022).
Nearby sales in TN15 0AP
26b, High Street, Seal, Sevenoaks, TN15 0AP
Sold Oct 2025
£239,97526a, High Street, Seal, Sevenoaks, TN15 0AP
Sold Jun 2025
£240,00034 High Street, Seal, Sevenoaks, TN15 0AP
Sold Feb 2024
£200,00032 High Street, Seal, Sevenoaks, TN15 0AP
Sold Oct 2022
£166,00044 High Street, Seal, Sevenoaks, TN15 0AP
Sold Feb 2016
£245,000
Everything we know about 42 High Street, 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 High Street homes
42 High Street outperforms the street on price per m² by a wide margin.
Price per m²
£4,412
Street avg £3,162
Floor Area
51 m²
Street avg 71 m²
Habitable Rooms
3 rooms
Street avg 4 rooms
CO₂ Emissions
3.3 t/year
Street avg 5.0 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
0.2 km
The Crown — bus stop.
Closest school
0.6 km
Seal Church of England Primary School. 8 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
48.3dB

Night-time· 23:00 – 07:00
40.8dB