Skip to content

Blackrock, Childsbridge Way, Seal, Sevenoaks, TN15 0DG

8 planning records
Property type
Detached
Bedrooms
4
Bathrooms
3
Floor area
234 m²
2519 sq ft
Energy rating
C
Score 72
Council tax
Band G
Tenure
Owner Occupied
Overview

About Blackrock

A plain-English summary derived from public records, EPC certificates, sold prices and local data.

Blackrock is a four-bedroom detached house in Seal, Sevenoaks, Sevenoaks (TN15 0DG). It has a recorded floor area of 234 m² (around 2519 sq ft), construction records dating it to 1991-1995 and council tax band G. The latest certificate (July 2024) shows a C (score 72). When first surveyed in February 2012 the rating was D, the property has climbed 1 band since. Between certificates, window efficiency went from Average to Good. Records show the property has been extended at some point in its history.

At 234 m² the property is well over the postcode median (133 m² across 17 EPCs), placing it in the larger end of the local stock. Across 2003–2012, sale prices on this property compounded at 3.1% per year. Today's modelled estimate of £938,000 sits 72.1% above the 2012 sale of £545,000. On a £-per-square-foot basis, the last sale (£216/sq ft) was about 21.6% below the postcode norm. 8 planning records sit against the property, 6 approved, 2 refused. Past consents include an extension and a garage conversion, meaningful when judging how the property has evolved. On the market in August 2012 and unlisted since — roughly 14 years.

Before you offer

Know exactly what you're buying at Blackrock

Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.

Already flagged here

Larger development activity nearby
£14.99
Trusted by UK homebuyers

Valuation

against the asking price

Risks

planning & flood

Sold prices

similar homes nearby

Trends

the local market

Specifications

What this property has

Pulled from EPC certificates, claim submissions and our property model. Empty categories are hidden — we only show what's known.

Inside

  • Bedrooms4
  • Bathrooms3

Outside

  • Private gardenYes
  • ParkingOff road

Building

  • Previously extendedYes
Energy

Energy performance

Every EPC certificate filed against this property — current rating, recorded improvements, and where there's headroom to reach a higher band.

Blackrock's carbon output runs well above what efficient homes in the postcode produce.

Current Certificate(1 of 2)
Jul 2024

EPC Rating

A
B
C
C72
D
E
F
G
Main Heating
Electric & Gas
Main Fuel
Gas
Hot Water
Good
Windows
Good
CO2 Emissions
7.1 t/year
Occupancy
Owner Occupied

Property Improvements

Changes detected from historical EPC data

Jul 2024from Feb 2012
EPC improved fromD64toC72
Windows
Full DoubleTriple

Windows upgraded to triple glazing

Low Energy Lighting
71%98%

More low energy lighting installed

Planning

Planning history

Applications and permits filed against Blackrock, Childsbridge Way, Seal, Sevenoaks, TN15 0DG, sourced from the PlanIt planning register.

Blackrock has been extended on multiple sides of the property across separate planning applications.

  1. May 2018
    Garage ConversionFull
    In report

    Extension: Single storey · Side of property

    Garage conversion into living accommodation. Erection of a first floor side extension with side dormers and a velux window. Roof lantern to the rear.

    Extension
    Documents
    6 docs on file
    Reference
    18/00994/HOUSE
    View planning record
  2. Aug 2014
    Conditions
    In report

    Details pursuant to condition 4 (tree protection) of SE/14/00558/HOUSE

    Documents
    2 docs on file
    Reference
    14/02522/DETAIL
    View planning record
Before you offer

We flagged 1 thing worth checking at Blackrock

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
£14.99

30-day money-back guarantee

Price

Sales history & valuation

Recorded transactions, our model's current estimate, and a quick read on what neighbouring properties have sold for.

Blackrock valuation sits well clear of the typical sold price in this postcode.

Current estimate

£938,000

Modelled from EPC, postcode comparables and a sale-price growth of 3.1% per year over 9 years.

See how we calculated this
Last sold (2012)

£545,000

Growth on file: 3.1% per year over 9 years.

Sales timeline

  1. 2 August 2012Most recent

    £545,000

    +31.3%over 8 years
  2. 30 September 2003

    £415,000

Median price across the last 5 sales in TN15 0DG: £526,500 (2024–2020).

Before you offer

Everything we know about Blackrock, 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
£14.99
Trusted by UK homebuyers
Preview of the full property report
On the street

Versus other Childsbridge Way homes

Four headline reads against 17 similar houses on this street, drawn from the latest EPC and Land Registry data.

Blackrock outperforms the street on floor area by a wide margin.

Price per m²

£2,329

Street avg £4,078

Strongly below

Floor Area

234 m²

Street avg 132 m²

Strongly above

Habitable Rooms

8 rooms

Street avg 6 rooms

Strongly above

CO₂ Emissions

7.1 t/year

Street avg 5.2 t/year

Strongly below
Area

The neighbourhood at a glance

A condensed read of the local area. Each tile links through to the full breakdown on the Sevenoaks district page.

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

Bentley's Meadow — bus stop.

Closest school

0.2 km

Seal Church of England Primary School. 7 schools nearby.

Go deeper on the local area

The full report breaks down crime, transport links, schools and air quality in depth.

Noise

Road noise across the postcode

Modelled day and night-time noise levels around TN15 0DG from Defra's strategic mapping. The pin marks this postcode's centroid.
Daytime road noise heatmap for TN15 0DG

Daytime· 07:00 – 23:00

49.1dB

Low
Night-time road noise heatmap for TN15 0DG

Night-time· 23:00 – 07:00

42.3dB

Low
55 dB
60 dB
65 dB
70 dB
75 dB
80 dB
Defra Road Noise Strategic Mapping, Round 4
FAQ

Common questions

The questions buyers, sellers and homeowners most often ask about Blackrock, Childsbridge Way, Seal, Sevenoaks, TN15 0DG. Each answer is also embedded as structured data for search engines.