The House CheckCheck before you offer

23 Gwillim Close, Sidcup, DA15 9NQ

Flat / maisonetteLeasehold59 m² · EPC
Last sale£239,995Mar 2018 · HM Land Registry
If it moved with Bexley flat prices£262,000Aug 2026 · UK HPI
Surface water floodingVery low
EnergyEPC CApr 2025
1MapN ↑238 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 · Mar 2018

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

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 Bexley flat prices

£262,000

How does the asking price compare?

Enter a figure, or “offers over £500k”. Saved privately on this device

This home’s sale history

Feb 2014 £160,000Mar 2018 £239,995Feb 2014Mar 2018£239,995
SoldPriceTypeTenureRecord
Mar 2018£239,995Flat / maisonetteLeaseholdA
Feb 2014£160,000Flat / maisonetteLeaseholdA

Street sales

Same type and tenure, other homes in the last 36 months: £262,000 · 7 sales

AddressSoldPriceTypeTenure
14 Gwillim Close, Sidcup, DA15 9NQJul 2026£280,000Flat / maisonetteLeasehold
16 Gwillim Close, Sidcup, DA15 9NQDec 2025£215,000Flat / maisonetteLeasehold
31 Gwillim Close, Sidcup, DA15 9NQJul 2025£255,000Flat / maisonetteLeasehold
4 Gwillim Close, Sidcup, DA15 9NQMar 2024£265,000Flat / maisonetteLeasehold
3 Gwillim Close, Sidcup, DA15 9NQMar 2024£160,000Flat / maisonetteLeasehold
27 Gwillim Close, Sidcup, DA15 9NQFeb 2024£280,000Flat / maisonetteLeasehold
45 Gwillim Close, Sidcup, DA15 9NQNov 2023£262,000Flat / maisonetteLeasehold
25 Gwillim Close, Sidcup, DA15 9NQOct 2023£220,000Flat / maisonetteLeasehold
Show all 108
AddressSoldPriceTypeTenure
3 Gwillim Close, Sidcup, DA15 9NQJul 2023£150,000Flat / maisonetteLeasehold
57 Gwillim Close, Sidcup, DA15 9NQNov 2022£287,000Flat / maisonetteLeasehold
15 Gwillim Close, Sidcup, DA15 9NQAug 2022£286,000Flat / maisonetteLeasehold
14 Gwillim Close, Sidcup, DA15 9NQFeb 2022£260,000Flat / maisonetteLeasehold
29 Gwillim Close, Sidcup, DA15 9NQFeb 2022£300,000Flat / maisonetteLeasehold
28 Gwillim Close, Sidcup, DA15 9NQOct 2021£270,000Flat / maisonetteLeasehold
11 Gwillim Close, Sidcup, DA15 9NQAug 2021£160,000Flat / maisonetteLeasehold
8 Gwillim Close, Sidcup, DA15 9NQApr 2021£256,000Flat / maisonetteLeasehold
48 Gwillim Close, Sidcup, DA15 9NQApr 2020£226,250Flat / maisonetteLeasehold
51 Gwillim Close, Sidcup, DA15 9NQFeb 2020£272,000Flat / maisonetteLeasehold
21 Gwillim Close, Sidcup, DA15 9NQNov 2019£230,000Semi-detachedLeasehold
26 Gwillim Close, Sidcup, DA15 9NQJul 2019£200,000Flat / maisonetteLeasehold
28 Gwillim Close, Sidcup, DA15 9NQJul 2019£226,000Flat / maisonetteLeasehold
12A Gwillim Close, Sidcup, DA15 9NQJul 2019£265,000Flat / maisonetteLeasehold
41 Gwillim Close, Sidcup, DA15 9NQMar 2019£250,000Flat / maisonetteLeasehold
50 Gwillim Close, Sidcup, DA15 9NQOct 2018£245,000Flat / maisonetteLeasehold
23 Gwillim Close, Sidcup, DA15 9NQMar 2018£239,995Flat / maisonetteLeasehold
4 Gwillim Close, Sidcup, DA15 9NQDec 2017£265,000Flat / maisonetteLeasehold
53 Gwillim Close, Sidcup, DA15 9NQMay 2017£235,000Flat / maisonetteLeasehold
52 Gwillim Close, Sidcup, DA15 9NQMar 2017£245,000Flat / maisonetteLeasehold
6 Gwillim Close, Sidcup, DA15 9NQDec 2016£242,000Flat / maisonetteLeasehold
41 Gwillim Close, Sidcup, DA15 9NQJul 2016£236,500Flat / maisonetteLeasehold
37 Gwillim Close, Sidcup, DA15 9NQJun 2016£235,000Flat / maisonetteLeasehold
33 Gwillim Close, Sidcup, DA15 9NQJun 2016£234,000Semi-detachedLeasehold
40 Gwillim Close, Sidcup, DA15 9NQJun 2016£245,000Flat / maisonetteLeasehold
22 Gwillim Close, Sidcup, DA15 9NQMar 2016£200,000Flat / maisonetteLeasehold
43 Gwillim Close, Sidcup, DA15 9NQSep 2015£214,995Flat / maisonetteLeasehold
4 Gwillim Close, Sidcup, DA15 9NQSep 2015£205,000Flat / maisonetteLeasehold
29 Gwillim Close, Sidcup, DA15 9NQJul 2015£210,000Flat / maisonetteLeasehold
15 Gwillim Close, Sidcup, DA15 9NQJul 2015£214,995Flat / maisonetteLeasehold
19 Gwillim Close, Sidcup, DA15 9NQNov 2014£179,995Flat / maisonetteLeasehold
51 Gwillim Close, Sidcup, DA15 9NQNov 2014£198,500Flat / maisonetteLeasehold
32 Gwillim Close, Sidcup, DA15 9NQOct 2014£187,000Flat / maisonetteLeasehold
41 Gwillim Close, Sidcup, DA15 9NQJun 2014£180,000Flat / maisonetteLeasehold
27 Gwillim Close, Sidcup, DA15 9NQApr 2014£209,995Flat / maisonetteLeasehold
12A Gwillim Close, Sidcup, DA15 9NQApr 2014£180,000Flat / maisonetteLeasehold
23 Gwillim Close, Sidcup, DA15 9NQFeb 2014£160,000Flat / maisonetteLeasehold
50 Gwillim Close, Sidcup, DA15 9NQFeb 2014£170,000Flat / maisonetteLeasehold
6 Gwillim Close, Sidcup, DA15 9NQNov 2013£167,000Flat / maisonetteLeasehold
8 Gwillim Close, Sidcup, DA15 9NQSep 2013£172,500Flat / maisonetteLeasehold
7 Gwillim Close, Sidcup, DA15 9NQApr 2013£162,000Flat / maisonetteLeasehold
45 Gwillim Close, Sidcup, DA15 9NQOct 2012£151,000Flat / maisonetteLeasehold
39 Gwillim Close, Sidcup, DA15 9NQSep 2011£132,000Flat / maisonetteLeasehold
7 Gwillim Close, Sidcup, DA15 9NQJul 2011£162,000Flat / maisonetteLeasehold
42 Gwillim Close, Sidcup, DA15 9NQSep 2010£170,000Flat / maisonetteLeasehold
43 Gwillim Close, Sidcup, DA15 9NQJan 2009£140,000Flat / maisonetteLeasehold
14 Gwillim Close, Sidcup, DA15 9NQOct 2008£155,000Flat / maisonetteLeasehold
19 Gwillim Close, Sidcup, DA15 9NQMay 2008£170,000Flat / maisonetteLeasehold
30 Gwillim Close, Sidcup, DA15 9NQFeb 2008£172,000Flat / maisonetteLeasehold
15 Gwillim Close, Sidcup, DA15 9NQJan 2008£173,000Flat / maisonetteLeasehold
6 Gwillim Close, Sidcup, DA15 9NQDec 2007£158,000Flat / maisonetteLeasehold
16 Gwillim Close, Sidcup, DA15 9NQOct 2007£162,000Flat / maisonetteLeasehold
42 Gwillim Close, Sidcup, DA15 9NQAug 2007£170,000Flat / maisonetteLeasehold
41 Gwillim Close, Sidcup, DA15 9NQAug 2007£157,000Flat / maisonetteLeasehold
51 Gwillim Close, Sidcup, DA15 9NQDec 2006£158,000Flat / maisonetteLeasehold
49 Gwillim Close, Sidcup, DA15 9NQSep 2006£168,000Flat / maisonetteLeasehold
50 Gwillim Close, Sidcup, DA15 9NQJul 2006£146,000Flat / maisonetteLeasehold
12A Gwillim Close, Sidcup, DA15 9NQFeb 2006£158,500Flat / maisonetteLeasehold
32 Gwillim Close, Sidcup, DA15 9NQSep 2005£157,000Flat / maisonetteLeasehold
49 Gwillim Close, Sidcup, DA15 9NQApr 2005£130,000Flat / maisonetteLeasehold
52 Gwillim Close, Sidcup, DA15 9NQAug 2004£134,000Flat / maisonetteLeasehold
53 Gwillim Close, Sidcup, DA15 9NQMay 2004£137,000Flat / maisonetteLeasehold
10 Gwillim Close, Sidcup, DA15 9NQApr 2004£117,000Flat / maisonetteLeasehold
40 Gwillim Close, Sidcup, DA15 9NQSep 2003£136,000Flat / maisonetteLeasehold
37 Gwillim Close, Sidcup, DA15 9NQMay 2003£124,500Flat / maisonetteLeasehold
26 Gwillim Close, Sidcup, DA15 9NQApr 2003£138,000Flat / maisonetteLeasehold
48 Gwillim Close, Sidcup, DA15 9NQMar 2003£119,000Flat / maisonetteLeasehold
30 Gwillim Close, Sidcup, DA15 9NQFeb 2003£105,000Flat / maisonetteLeasehold
7 Gwillim Close, Sidcup, DA15 9NQSep 2002£112,500Flat / maisonetteLeasehold
8 Gwillim Close, Sidcup, DA15 9NQAug 2002£118,000Flat / maisonetteLeasehold
16 Gwillim Close, Sidcup, DA15 9NQJul 2002£103,000Flat / maisonetteLeasehold
50 Gwillim Close, Sidcup, DA15 9NQMar 2002£95,000Flat / maisonetteLeasehold
50 Gwillim Close, Sidcup, DA15 9NQMar 2002£95,000Flat / maisonetteLeasehold
51 Gwillim Close, Sidcup, DA15 9NQNov 2001£96,000Flat / maisonetteLeasehold
52 Gwillim Close, Sidcup, DA15 9NQJul 2001£85,000Flat / maisonetteLeasehold
31 Gwillim Close, Sidcup, DA15 9NQMay 2001£87,500Flat / maisonetteLeasehold
55 Gwillim Close, Sidcup, DA15 9NQDec 2000£90,995Flat / maisonetteLeasehold
14 Gwillim Close, Sidcup, DA15 9NQNov 2000£81,500Flat / maisonetteLeasehold
26 Gwillim Close, Sidcup, DA15 9NQApr 2000£63,000Flat / maisonetteLeasehold
2 Gwillim Close, Sidcup, DA15 9NQMar 2000£72,000Flat / maisonetteLeasehold
40 Gwillim Close, Sidcup, DA15 9NQNov 1999£60,000Flat / maisonetteLeasehold
40 Gwillim Close, Sidcup, DA15 9NQNov 1999£60,000Flat / maisonetteLeasehold
1 Gwillim Close, Sidcup, DA15 9NQMar 1999£59,000Flat / maisonetteLeasehold
21 Gwillim Close, Sidcup, DA15 9NQNov 1998£51,000Flat / maisonetteLeasehold
50 Gwillim Close, Sidcup, DA15 9NQNov 1998£52,500Flat / maisonetteLeasehold
48 Gwillim Close, Sidcup, DA15 9NQMay 1998£56,000Flat / maisonetteLeasehold
39 Gwillim Close, Sidcup, DA15 9NQMar 1998£50,000Flat / maisonetteLeasehold
31 Gwillim Close, Sidcup, DA15 9NQDec 1997£55,750Flat / maisonetteLeasehold
52 Gwillim Close, Sidcup, DA15 9NQSep 1997£45,000Flat / maisonetteLeasehold
22 Gwillim Close, Sidcup, DA15 9NQJun 1997£46,000Flat / maisonetteLeasehold
1 Gwillim Close, Sidcup, DA15 9NQMay 1997£56,000Flat / maisonetteLeasehold
32 Gwillim Close, Sidcup, DA15 9NQFeb 1997£45,000Flat / maisonetteLeasehold
10 Gwillim Close, Sidcup, DA15 9NQDec 1996£46,000Flat / maisonetteLeasehold
45 Gwillim Close, Sidcup, DA15 9NQDec 1996£42,500Flat / maisonetteLeasehold
9 Gwillim Close, Sidcup, DA15 9NQNov 1995£45,500Flat / maisonetteLeasehold
3 Gwillim Close, Sidcup, DA15 9NQOct 1995£43,000Flat / maisonetteLeasehold
28 Gwillim Close, Sidcup, DA15 9NQSep 1995£50,500Flat / maisonetteLeasehold
14 Gwillim Close, Sidcup, DA15 9NQFeb 1995£49,000Flat / maisonetteLeasehold
16 Gwillim Close, Sidcup, DA15 9NQFeb 1995£49,250Flat / maisonetteLeasehold
30 Gwillim Close, Sidcup, DA15 9NQJan 1995£47,000Flat / 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 C

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 · Apr 2025

Floor area
59 m²
Potential EPC band
C
Age band
England and Wales: 1950-1966
Walls (certificate wording)
Cavity wall, filled cavity
Roof (certificate wording)
(another dwelling above)
Windows (certificate wording)
Fully double glazed
Heating (certificate wording)
Boiler and radiators, mains gas
Building height
Unavailable

EPC · Apr 2025

Living

Broadband in the area

Postcode residential gigabit coverage: 100%

Full fibre in the local authority: 84.1%

Ofcom · Jan 2026

Schools nearby

DfE GIAS · Nov 2026 · Ofsted · Sep 2026

Area context

Deprivation decile (1 is most deprived within its nation): 6 · England 2025

Recorded police incidents: 121

DA15 9NQ →

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