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1 Maddox Cottages, Long Mill Lane, Platt, Sevenoaks, TN15 8NA

Notable views4 sales on record6 planning records
Property type
End terrace
Bedrooms
2
Bathrooms
2
Floor area
82 m²
883 sq ft
Energy rating
D
Score 58
Council tax
Band E
Tenure
Owner Occupied
Overview

About 1 Maddox Cottages

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

1 Maddox Cottages is a two-bedroom end-of-terrace house in Platt, Sevenoaks, Sevenoaks (TN15 8NA). It has a recorded floor area of 82 m² (around 883 sq ft), construction records dating it to 1900-1929 and council tax band E. The latest certificate (August 2025) shows a D (score 58), a step below the typical UK home. When first surveyed in November 2009 the rating was E, the property has climbed 1 band since. Between certificates, lighting went from Poor to Very Good. The recommended improvements would push it to C (score 75). Other recorded features include notable views.

At 82 m² it sits well below the postcode median (183 m² across 11 EPCs), making it one of the more compact homes locally. Most recent transfer: October 2021 at £470,000. Across the public record there are 4 sales, relatively high churn for a single property. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend. 6 planning records sit against the property, 3 approved, 1 refused. Past consents include an extension and partial demolition, meaningful when judging how the property has evolved. Across 2010–2021, sale prices on this property compounded at 6.1% per year. On a £-per-square-foot basis, the last sale (£532/sq ft) was about 79.1% above the typical sold price in the postcode.

Before you offer

Know exactly what you're buying at 1 Maddox Cottages

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

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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

  • Bedrooms2
  • Bathrooms2
  • Utility roomYes
  • CloakroomYes
  • FireplaceYes

Outside

  • Private gardenFront and rear
  • Notable viewsYes

Building

  • RefurbishedYes
Energy

Energy performance

Every EPC certificate filed against this property — current rating, recorded improvements, and where there's headroom to reach a higher band.
Current Certificate(1 of 3)
Aug 2025

EPC Rating

A
B
C
D
D58
E
F
G
Main Heating
Gas
Main Fuel
Gas
Hot Water
Good
Windows
Very Poor
CO2 Emissions
4.1 t/year
Occupancy
Owner Occupied

Property Improvements

Changes detected from historical EPC data

Apr 2021from Nov 2009
EPC improved fromE49toD64
Heating Controls
ThermostatFull

Heating controls upgraded for better temperature management

Windows
SinglePartial Double

Single glazing replaced with double or better glazing

Roof Insulation
PartialInsulated

Roof insulation improved

Low Energy Lighting
13%67%

More low energy lighting installed

Aug 2025from Apr 2021
Heating Controls
FullProg + Stat

Heating controls changed

Low Energy Lighting
67%100%

More low energy lighting installed

Planning

Planning history

Applications and permits filed against 1 Maddox Cottages, Long Mill Lane, Platt, Sevenoaks, TN15 8NA, sourced from the PlanIt planning register.

Planning history includes recorded demolition works, indicating a major rebuild phase at this address.

  1. Nov 2013
    ExtensionFull
    In report

    Extension: Rear of property

    Demolition of rear single storey extension and construction of two storey and single storey rear extensions

    Documents
    17 docs on file
    Reference
    13/02684/FL
    View planning record
  2. Feb 2011
    Tree WorksTrees
    In report

    T1 - Elder: coppice to re-establish boundary hedge. Current height and spread poses danger to green house. Also covered in ivy. T2 - Laburnum (in rear hedge): diseased and covered in vine. To reduce hedge height and maintain (have a young family and poisonous seeds a concern). T3 - Evergreen: adjacent to T7 (have permission to remove T7 - a giant evergreen). T4 - Cypressus: remove. Damaged by snow and wind. Boughs threatening to come down. T5 - Ornamental Cherry behind home: remove as too close to building and drains. T6 - Ornamental Cherry in front garden: remove too close to building

    Documents
    5 docs on file
    Reference
    10/03538/TNCA
    View planning record

What's in 1 Maddox Cottages, Long Mill Lane, Platt, Sevenoaks, TN15 8NA's planning history?

4 more on this property, plus refusals, disputes and full decisions nearby, in the report.

Price

Sales history & valuation

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

1 Maddox Cottages has more than doubled in price since the earliest registered sale in 2010.

Current estimate

£507,000

Modelled from EPC, postcode comparables and a sale-price growth of 6.1% per year over 12 years.

See how we calculated this
Last sold (2021)

£470,000

Growth on file: 6.1% per year over 12 years.

Sales timeline

  1. 28 October 2021Most recent

    £470,000

    +26.2%over 5 years
  2. 5 February 2016

    £372,500

    +20.2%over 2 years
  3. 27 November 2013

    £310,000

    +31.9%over 3 years
  4. 5 February 2010

    £235,000

Median price across the last 5 sales in TN15 8NA: £1,320,000 (2022–2016).

Before you offer

Everything we know about 1 Maddox Cottages, 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?
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On the street

Versus other Long Mill Lane homes

Four headline reads against 11 similar houses on this street, drawn from the latest EPC and Land Registry data.

1 Maddox Cottages outperforms the street on price per m² by a wide margin.

Price per m²

£5,732

Street avg £4,020

Strongly above

Floor Area

82 m²

Street avg 207 m²

Strongly below

Habitable Rooms

4 rooms

Street avg 6 rooms

Below

CO₂ Emissions

4.1 t/year

Street avg 5.7 t/year

Above
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

0.6 km

Flour Mill — bus stop.

Closest school

0.7 km

Platt Church of England Voluntary Aided Primary School. 4 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 8NA from Defra's strategic mapping. The pin marks this postcode's centroid.
Daytime road noise heatmap for TN15 8NA

Daytime· 07:00 – 23:00

45.7dB

Low
Night-time road noise heatmap for TN15 8NA

Night-time· 23:00 – 07:00

37.5dB

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 1 Maddox Cottages, Long Mill Lane, Platt, Sevenoaks, TN15 8NA. Each answer is also embedded as structured data for search engines.