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18 Astor Road, West Kingsdown, Sevenoaks, TN15 6HH

5 sales on record3 planning records
Property type
Semi-detached
Bedrooms
3
Bathrooms
2
Floor area
223 m²
2400 sq ft
Energy rating
C
Score 71
Council tax
Band E
Tenure
Owner Occupied
Overview

About 18 Astor Road

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

18 Astor Road is a three-bedroom semi-detached house in West Kingsdown, Sevenoaks, Sevenoaks (TN15 6HH). It has a recorded floor area of 223 m² (around 2400 sq ft), construction records dating it to 1967-1975 and council tax band E. The latest certificate (October 2025) shows a C (score 71). When first surveyed in October 2008 the rating was E, the property has climbed 2 bands since. Between certificates, hot-water efficiency went from Poor to Good, lighting went from Very Poor to Very Good and main heating went from Average to Good; while roof efficiency dropped from Average to Very Poor. The recommended improvements would push it to B (score 83).

At 223 m² the property is well over the postcode median (100 m² across 14 EPCs), placing it in the larger end of the local stock. Across 2002–2018, sale prices on this property compounded at 5.3% per year. Today's modelled estimate of £609,000 sits 60.3% above the 2018 sale of £380,000. On a £-per-square-foot basis, the last sale (£158/sq ft) was about 32.5% below the postcode norm. Most recent transfer: August 2018 at £380,000. Across the public record there are 5 sales, relatively high churn for a single property. 3 planning records sit against the property, 2 approved, 1 refused. Past consents include a loft conversion and an extension, meaningful when judging how the property has evolved.

Before you offer

Know exactly what you're buying at 18 Astor Road

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

  • Bedrooms3
  • Bathrooms2
  • Open-plan layoutYes
  • Dining roomYes
  • CloakroomYes

Outside

  • Private gardenRear

Building

  • Heating systemElectric
Energy

Energy performance

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

18 Astor Road's carbon output runs well above what efficient homes in the postcode produce.

Current Certificate(1 of 4)
Oct 2025

EPC Rating

A
B
C
C71
D
E
F
G
Main Heating
Gas
Main Fuel
Gas
Hot Water
Good
Windows
Average
CO2 Emissions
6.9 t/year
Occupancy
Owner Occupied

Property Improvements

Changes detected from historical EPC data

Aug 2014from Oct 2008
EPC improved fromE49toD63
Heating Controls
Prog + StatFull

Heating controls upgraded for better temperature management

Hot Water
Main (No Stat)Main System

Hot water system upgraded

Wall Insulation
UninsulatedInsulated Cavity

Cavity wall insulation installed

Roof Insulation
InsulatedWell Insulated

Loft insulation upgraded to recommended levels

Sept 2014from Aug 2014
Roof
GoodVery Good

Roof insulation improved

Oct 2025from Sept 2014
EPC improved fromD61toC71
Hot Water
AverageGood

Hot water efficiency improved

Low Energy Lighting
0%100%

More low energy lighting installed

Planning

Planning history

Applications and permits filed against 18 Astor Road, West Kingsdown, Sevenoaks, TN15 6HH, sourced from the PlanIt planning register.
  1. Sept 2020
    Loft ConversionOutline
    In report

    Loft conversion erection of dormer to the rear roof slope and removal of chimney stack..

    Documents
    7 docs on file
    Reference
    20/02036/LDCPR
    View planning record
  2. Dec 2019
    ExtensionFull
    In report

    Extension: Part single, part two storey · Side and rear of property

    Demolition of existing and side extensions. Erection of a two storey side and single storey rear extensions.

    Documents
    8 docs on file
    Reference
    19/02930/HOUSE
    View planning record

What's in 18 Astor Road, West Kingsdown, Sevenoaks, TN15 6HH's planning history?

1 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.

Sale price has at least doubled since 2002.

Current estimate

£609,000

Modelled from EPC, postcode comparables and a sale-price growth of 5.3% per year over 16 years.

See how we calculated this
Last sold (2018)

£380,000

Growth on file: 5.3% per year over 16 years.

Sales timeline

  1. 29 August 2018Most recent

    £380,000

    +32.2%over 3 years
  2. 27 August 2015

    £287,500

    +19.8%over 3 years
  3. 14 June 2012

    £240,000

    -2.4%over 6 years
  4. 17 May 2006

    £246,000

    +50.9%over 4 years
  5. 8 March 2002

    £163,000

Median price across the last 5 sales in TN15 6HH: £360,000 (2024–2016).

Before you offer

Everything we know about 18 Astor Road, in one report

What it's really worth, what could be wrong, and the planning, sales and area data in full.

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On the street

Versus other Astor Road homes

Four headline reads against 14 similar houses on this street, drawn from the latest EPC and Land Registry data.

Price per m² for 18 Astor Road lags the street by a wide margin.

Price per m²

£1,704

Street avg £2,979

Strongly below

Floor Area

223 m²

Street avg 103 m²

Strongly above

Habitable Rooms

7 rooms

Street avg 5 rooms

Strongly above

CO₂ Emissions

6.9 t/year

Street avg 4.5 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

Hever Road Shops — bus stop.

Closest school

1.1 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.

Noise

Road noise across the postcode

Modelled day and night-time noise levels around TN15 6HH from Defra's strategic mapping. The pin marks this postcode's centroid.
Daytime road noise heatmap for TN15 6HH

Daytime· 07:00 – 23:00

49.8dB

Low
Night-time road noise heatmap for TN15 6HH

Night-time· 23:00 – 07:00

42.0dB

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 18 Astor Road, West Kingsdown, Sevenoaks, TN15 6HH. Each answer is also embedded as structured data for search engines.