The House CheckCheck before you offer

21 Coston Walk, London, SE4 2LS

Flat / maisonetteLeasehold80 m² · EPC
Last sale£395,000Feb 2026 · HM Land Registry
If it moved with Lewisham flat prices£388,000Aug 2026 · UK HPI
Surface water floodingVery low
EnergyEPC DDec 2025
1MapN ↑119 m ↔
Contains OS data © Crown copyright and database right 2026 · Contains HM Land Registry data © Crown copyright and database right 2026

Before you offer

1 thing to check

1Leasehold: Lease documents needed

The lease term and charges affect future costs and mortgage options.

Ask the agent for the lease, remaining term, charges and planned works.

HM Land Registry · Feb 2026

+ Flood risk very low · Outside coal high-risk area · Not in a higher-radon area · EPC D

Not covered here yet: conservation area, listed buildings nearby, article 4 direction, tree protection, road noise, rail noise, airport noise. Your conveyancer’s local search covers the planning checks.

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Price

If it moved with Lewisham flat prices

£388,000

How does the asking price compare?

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This home’s sale history

Jul 2008 £217,500Nov 2025 £300,000Feb 2026 £395,000Jul 2008Feb 2026£395,000
SoldPriceTypeTenureRecord
Feb 2026£395,000Flat / maisonetteLeaseholdA
Nov 2025£300,000Flat / maisonetteLeaseholdCategory B: additional transaction
Jul 2008£217,500Flat / maisonetteLeaseholdA

Street sales

Same type and tenure, other homes in the last 36 months: £550,000 · 1 sales

AddressSoldPriceTypeTenure
22 Coston Walk, London, SE4 2LSAug 2026£510,000TerracedLeasehold
21 Coston Walk, London, SE4 2LSFeb 2026£395,000Flat / maisonetteLeasehold
21 Coston Walk, London, SE4 2LSNov 2025£300,000Flat / maisonetteLeasehold
9 Coston Walk, London, SE4 2LSApr 2024£550,000Flat / maisonetteLeasehold
Flat 7, Gateley House, 29 Coston Walk, London, SE4 2JFApr 2022£300,000Flat / maisonetteLeasehold
17 Coston Walk, London, SE4 2LSSep 2021£490,000Flat / maisonetteLeasehold
8 Coston Walk, London, SE4 2LSJun 2021£470,000Flat / maisonetteLeasehold
22 Coston Walk, London, SE4 2LSOct 2019£390,000TerracedLeasehold
Show all 28
AddressSoldPriceTypeTenure
9 Coston Walk, London, SE4 2LSMay 2019£410,000Flat / maisonetteLeasehold
24 Coston Walk, London, SE4 2LSOct 2018£405,000TerracedLeasehold
Flat 7, Gateley House, 29 Coston Walk, London, SE4 2JFJun 2017£323,500Flat / maisonetteLeasehold
24 Coston Walk, London, SE4 2LSFeb 2015£292,000TerracedLeasehold
9 Coston Walk, London, SE4 2LSOct 2014£285,000Flat / maisonetteLeasehold
Flat 4, Gateley House, 29 Coston Walk, London, SE4 2JFAug 2013£143,000Flat / maisonetteLeasehold
14 Coston Walk, London, SE4 2LSJul 2013£137,000Flat / maisonetteLeasehold
Flat 7, Gateley House, 29 Coston Walk, London, SE4 2JFOct 2012£165,000Flat / maisonetteLeasehold
21 Coston Walk, London, SE4 2LSJul 2008£217,500Flat / maisonetteLeasehold
Flat 7, Gateley House, 29 Coston Walk, London, SE4 2JFMay 2008£125,000Flat / maisonetteLeasehold
17 Coston Walk, London, SE4 2LSOct 2006£190,000Flat / maisonetteLeasehold
9 Coston Walk, London, SE4 2LSOct 2005£200,000Flat / maisonetteLeasehold
4 Coston Walk, London, SE4 2LSJun 2005£182,000Flat / maisonetteLeasehold
22 Coston Walk, London, SE4 2LSJul 2001£84,500Flat / maisonetteLeasehold
19 Coston Walk, London, SE4 2LSFeb 2001£100,000Flat / maisonetteLeasehold
9 Coston Walk, London, SE4 2LSJul 1999£66,000Flat / maisonetteLeasehold
9 Coston Walk, London, SE4 2LSApr 1999£37,500Flat / maisonetteLeasehold
Flat 6, Bayfield House, 30 Coston Walk, London, SE4 2LPOct 1997£40,000Flat / maisonetteLeasehold
14 Coston Walk, London, SE4 2LSAug 1997£32,000Flat / maisonetteLeasehold
19 Coston Walk, London, SE4 2LSAug 1995£43,000Flat / maisonetteLeasehold
All street records →

The land

+ Flood risk very low · Outside coal high-risk area · Not in a higher-radon area

Not covered here yet: conservation area, listed buildings nearby, article 4 direction, tree protection. Your conveyancer’s local search covers the planning checks.

View building and land map ↑

The building

EPC D

Poor insulation or an EPC E–G rating can mean higher heating bills.

Read the full certificate and ask about insulation and heating costs.

EPC · Dec 2025

Floor area
80 m²
Potential EPC band
C
Age band
England and Wales: 1967-1975
Walls (certificate wording)
Cavity wall, as built, no insulation (assumed)
Roof (certificate wording)
Flat, limited insulation
Windows (certificate wording)
Fully double glazed
Heating (certificate wording)
Boiler and radiators, mains gas
Building height
Unavailable

EPC · Dec 2025

Living

Broadband in the area

Postcode residential gigabit coverage: 100%

Full fibre in the local authority: 78.3%

Ofcom · Jan 2026

Schools nearby

DfE GIAS · Nov 2026 · Ofsted · Sep 2026

Area context

Deprivation decile (1 is most deprived within its nation): 3 · England 2025

Recorded police incidents: 172

SE4 2LS →

Before you offer

Viewing checklist

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Lease documents

Needs document · Saved privately on this device

Next steps

Ask a surveyor to confirm Level 2 or Level 3 after reviewing the age, condition and alterations.

Ask the conveyancer about local authority, drainage, environmental, flood and mining searches appropriate to this address.

Compare survey levels →

Questions for the agent

Questions for your surveyor and conveyancer

Ask the surveyor

Which survey level covers this home’s condition, damp, cracks and any alterations?

    Ask the conveyancer

    Which title, drainage and local searches are needed for this address?

    • Leasehold: Ask the agent for the lease, remaining term, charges and planned works.
    Sources and licences

    Contains British Geological Survey materials © UKRI 2026

    Radon Potential classification UK Health Security Agency © Crown copyright 2022

    © Environment Agency copyright and/or database right 2026. All rights reserved.

    INSPIRE conditions · Sources and licences