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3 Merton Avenue, Hartley, Longfield, DA3 7EB
This 138 square metre property in Hartley, Longfield, Longfield carries an energy performance rating of C, which is above the national average. It is heated by a gas central heating system and is currently listed as owner-occupied. The property last sold for £599,995 in March 2024, up from £437,500 previously.
Property Type
Semi-Detached House
Bedrooms
4
Bathrooms
2
Floor Area
138 m²
Council Tax
Band E
Property Features
Built 1976–1982
Private Garden
Enclosed private garden
Garage
Off-street covered parking
En-suite Bathroom
Private bathroom attached to bedroom
Dining Room
Separate dining space
Conservatory
Glass-enclosed garden room
Cloakroom
Downstairs WC
Recently Refurbished
Renovated and updated
Extended
Additional space added to the original build
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Energy Performance
EPC rating and efficiency details
Current Certificate(1 of 3)
Oct 2023
EPC Rating
A
B
C
C70
D
E
F
G
Main Heating
Gas
Main Fuel
Gas
Hot Water
Good
Windows
Average
CO2 Emissions
4.7 t/year
Tenure
Owner Occupied
Property Improvements
Changes detected from historical EPC data
Nov 2019from Oct 2018
EPC improved fromC69toB82
Heating Controls
FullFull Control
Heating controls upgraded for better temperature management
Windows
Full DoubleHigh Performance
High performance glazing installed
Wall Insulation
UninsulatedInsulated Cavity
Cavity wall insulation installed
Roof Insulation
UninsulatedWell Insulated
Loft insulation installed or upgraded to 250mm+
Low Energy Lighting
64%100%
More low energy lighting installed
Oct 2023from Nov 2019
EPC improved fromB82toC70
Heating Controls
Full ControlFull
Heating controls changed
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Price & History
Transactions and market trends
Estimated value
£594,000
How our AI predicts property prices · Accurate to within 10%
Automated estimate only. For an accurate valuation, consult a surveyor or estate agent.
Transaction history
+37.1%(5y)
£599,995Latest
Mar 2024£437,500
May 2019£330,000
Mar 2009£247,000
Mar 2005£160,500
Aug 2001£89,995
Jan 1998Source: HM Land Registry
Nearby in DA3 7EB
Somerleyton Merton Avenue Hartley Longfield DA3 7EB
May 2025
£962,500
4 Merton Avenue Hartley Longfield DA3 7EB
Mar 2022
£495,000
15 Merton Avenue Hartley Longfield DA3 7EB
May 2021
£562,000
2b Merton Avenue Hartley Longfield DA3 7EB
Nov 2019
£400,000
6 Merton Avenue Hartley Longfield DA3 7EB
Nov 2019
£719,000
2a Merton Avenue Hartley Longfield DA3 7EB
Aug 2019
£400,000
1 / 4
House Price Index
England+1.6%
101.5
Feb 26
UK HPI from HM Land Registry. Baseline: Jan 2015 = 100.
How This Property Compares on Merton Avenue
See how this property stacks up against others nearby
Comparing to 14 other houses on this street
Price per m²
Property value per square metre of floor space
£4,348/£4,116 avg
LowerHigher
Higher than 62% of similar properties
Years Held
Time since last sale — indicates ownership stability
2 years/9 years avg
ShorterLonger
Held longer than only 8% of similar properties
EPC Rating
Government energy efficiency score (1–100)
70 (C)/70 (C) avg
Less efficientMore efficient
Around average
Floor Area
Total internal floor space
138 m²/114 m² avg
SmallerLarger
Larger than 79% of similar properties
CO₂ Emissions
Annual carbon output from heating, hot water & lighting
4.7 t/year/3.8 t/year avg
Higher emissionsLower emissions
Lower emissions than only 36% of similar properties
Habitable Rooms
Living spaces like bedrooms & living rooms
6 rooms/5 rooms avg
FewerMore
More rooms than 75% of similar properties
Comparisons are based on the most recent EPC data for each property in this postcode. Only similar property types (houses) are compared.
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About Hartley, Longfield
This property is located in Hartley, a village within the Sevenoaks district of Kent, offering a tranquil countryside feel with convenient proximity to nearby towns.
Hartley, Sevenoaks, is a village and civil parish in the Sevenoaks district of Kent, England. It lies 7 miles (11 km) south west of Gravesend and the same distance south east of Dartford. The locality is characterised by its village setting, providing a quiet residential environment. Residents benefit from the village atmosphere while having access to the nearby towns of Gravesend and Dartford for additional services and amenities. The area is part of the DA 3 postal district, indicating its inclusion within the broader Sevenoaks postal region. Overall, Hartley offers a balance between rural charm and practical connectivity to larger urban centres in Kent.
Places to visit
Road Noise
Average road noise levels for this postcode
Daytime
07:00 – 23:00
47.1dB
Low
Night-time
23:00 – 07:00
37.5dB
Low55 dB
60 dB
65 dB
70 dB
75 dB
80 dB
Defra Road Noise Strategic Mapping, Round 4Crime Analysis
5 months of data for Longfield
Total Crimes
17
Monthly Avg
3
Recent Trend
Stable
Most Common
Violence & Sexual
Crime by Category
Violence & Sexual8(47%)
Vehicle Crime5(29%)
Criminal Damage & Arson3(18%)
Other Theft1(6%)
Recent Incidents
Other Theft
Nov 2025On or near Park Drive
Vehicle Crime
Nov 2025On or near Caxton Close
Criminal Damage & Arson
Nov 2025On or near Caxton Close
Vehicle Crime
Oct 2025On or near Chapel Wood
Criminal Damage & Arson
Oct 2025On or near Millfield Lane
Violence & Sexual
Sept 2025On or near Millfield Lane
Data from Police UK • Updated monthly
Local Amenities
Schools and transport links nearby
Nearby Schools
7 within 3kmP
Our Lady of Hartley Catholic Primary School, Hartley, Longfield
832m
10 mins
P
Langafel Church of England Voluntary Controlled Primary School
857m
10 mins
P
Leigh Academy Hartley
1.1km
13 mins
S
Leigh Academy Longfield
442m
5 mins
Transport Links
30 within 3kmLarks Field
Bus Stop234m
3 mins
Well Field
Bus Stop284m
3 mins
Longfield Academy
Bus Stop441m
5 mins
Brickfield Farm Close
Bus Stop483m
6 mins
St Marys Way
Bus Stop523m
6 mins
Longfield Rail Station
Rail574m
7 mins
School data from Dept. for Education • Transport data from NaPTAN
Nearby Property Businesses
Local professionals serving this area
Map
37 points of interest nearby
Map data from OpenStreetMap • Transport data from NaPTAN • School data from Dept. for Education • Scenic data from Beautifulplaces.ai
Frequently Asked Questions
Common questions about this property