The House CheckCheck before you offer

21 Northdown Close, Ruislip, HA4 6JY

Semi-detachedLeasehold
Last sale£330,000Jul 2016 · HM Land Registry
If it moved with Hillingdon semi-detached prices£408,000Aug 2026 · UK HPI
TenureLeaseholdHM Land Registry
TypeSemi-detachedHM Land Registry
MapN ↑119 m ↔
Postcode area · 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 · Jul 2016

Not covered here yet: surface water flooding, rivers and sea flooding, coal development high-risk area, conservation area, listed buildings nearby, article 4 direction, tree protection, radon, road noise, rail noise, airport noise, energy certificate. Your conveyancer’s local search covers the planning checks.

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Price

If it moved with Hillingdon semi-detached prices

£408,000

How does the asking price compare?

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

This home’s sale history

Oct 1998 £75,000Jul 2016 £330,000Oct 1998Jul 2016£330,000
SoldPriceTypeTenureRecord
Jul 2016£330,000Semi-detachedLeaseholdCategory B: additional transaction
Oct 1998£75,000Flat / maisonetteLeaseholdA

Street sales

Same type and tenure, other homes in the last 36 months: £325,000 · 1 sales

AddressSoldPriceTypeTenure
12A Northdown Close, Ruislip, HA4 6JZApr 2026£285,000Flat / maisonetteLeasehold
29 Northdown Close, Ruislip, HA4 6JYFeb 2026£325,000Semi-detachedLeasehold
Ground Floor Flat, 6 Northdown Close, Ruislip, HA4 6JZOct 2025£325,000Flat / maisonetteLeasehold
33A Northdown Close, Ruislip, HA4 6JYAug 2025£325,000Flat / maisonetteLeasehold
9A Northdown Close, Ruislip, HA4 6JYJul 2025£345,000Flat / maisonetteLeasehold
23A Northdown Close, Ruislip, HA4 6JYJun 2025£297,000Flat / maisonetteLeasehold
43 Northdown Close, Ruislip, HA4 6JYDec 2024£317,500Flat / maisonetteLeasehold
39A Northdown Close, Ruislip, HA4 6JYNov 2024£365,000Flat / maisonetteLeasehold
Show all 132
AddressSoldPriceTypeTenure
8C Northdown Close, Ruislip, HA4 6JZSep 2024£310,000Flat / maisonetteLeasehold
3 Northdown Close, Ruislip, HA4 6JYApr 2024£315,000Flat / maisonetteLeasehold
19A Northdown Close, Ruislip, HA4 6JYSep 2023£280,000Semi-detachedLeasehold
15B Northdown Close, Ruislip, HA4 6JYAug 2023£470,000DetachedFreehold
5 Northdown Close, Ruislip, HA4 6JYJun 2022£360,000Flat / maisonetteLeasehold
25 Northdown Close, Ruislip, HA4 6JYSep 2021£300,000Flat / maisonetteLeasehold
1A Northdown Close, Ruislip, HA4 6JYJul 2021£350,000Flat / maisonetteLeasehold
7A Northdown Close, Ruislip, HA4 6JYJun 2021£344,000Flat / maisonetteLeasehold
33 Northdown Close, Ruislip, HA4 6JYApr 2021£306,000Semi-detachedLeasehold
1A Northdown Close, Ruislip, HA4 6JYMar 2021£280,000Flat / maisonetteLeasehold
41 Northdown Close, Ruislip, HA4 6JYMar 2021£325,000Flat / maisonetteLeasehold
5 Northdown Close, Ruislip, HA4 6JYMay 2020£320,000Flat / maisonetteLeasehold
17A Northdown Close, Ruislip, HA4 6JYNov 2019£315,000Flat / maisonetteLeasehold
9A Northdown Close, Ruislip, HA4 6JYNov 2019£282,500Flat / maisonetteLeasehold
9 Northdown Close, Ruislip, HA4 6JYJun 2019£300,000Flat / maisonetteLeasehold
14 Northdown Close, Ruislip, HA4 6JZMar 2019£305,000Semi-detachedLeasehold
27 Northdown Close, Ruislip, HA4 6JYSep 2018£326,000Semi-detachedFreehold
Ground Floor Flat, 6 Northdown Close, Ruislip, HA4 6JZJun 2018£290,000Flat / maisonetteLeasehold
33 Northdown Close, Ruislip, HA4 6JYMay 2018£320,000Semi-detachedLeasehold
41A Northdown Close, Ruislip, HA4 6JYMar 2018£300,000Flat / maisonetteLeasehold
35 Northdown Close, Ruislip, HA4 6JYFeb 2018£305,000Flat / maisonetteLeasehold
8C Northdown Close, Ruislip, HA4 6JZOct 2017£340,000Flat / maisonetteLeasehold
7A Northdown Close, Ruislip, HA4 6JYAug 2016£295,000Flat / maisonetteLeasehold
21 Northdown Close, Ruislip, HA4 6JYJul 2016£330,000Semi-detachedLeasehold
23A Northdown Close, Ruislip, HA4 6JYJun 2016£335,000Flat / maisonetteLeasehold
12A Northdown Close, Ruislip, HA4 6JZFeb 2016£335,000Flat / maisonetteLeasehold
29 Northdown Close, Ruislip, HA4 6JYFeb 2016£320,000Semi-detachedLeasehold
3 Northdown Close, Ruislip, HA4 6JYDec 2015£335,000Flat / maisonetteLeasehold
35 Northdown Close, Ruislip, HA4 6JYOct 2015£325,000Flat / maisonetteLeasehold
18A Northdown Close, Ruislip, HA4 6JZSep 2015£305,000Flat / maisonetteLeasehold
27A Northdown Close, Ruislip, HA4 6JYJan 2015£265,000Semi-detachedFreehold
29 Northdown Close, Ruislip, HA4 6JYDec 2014£260,000Semi-detachedLeasehold
8C Northdown Close, Ruislip, HA4 6JZOct 2014£279,950Flat / maisonetteLeasehold
8 Northdown Close, Ruislip, HA4 6JZJun 2014£260,000Semi-detachedLeasehold
25 Northdown Close, Ruislip, HA4 6JYMar 2014£248,000Flat / maisonetteLeasehold
13A Northdown Close, Ruislip, HA4 6JYFeb 2014£237,000Flat / maisonetteLeasehold
17A Northdown Close, Ruislip, HA4 6JYDec 2013£218,500Flat / maisonetteLeasehold
23A Northdown Close, Ruislip, HA4 6JYNov 2013£231,000Flat / maisonetteLeasehold
15A Northdown Close, Ruislip, HA4 6JYOct 2013£220,500Flat / maisonetteLeasehold
16 Northdown Close, Ruislip, HA4 6JZAug 2013£220,000Flat / maisonetteLeasehold
39 Northdown Close, Ruislip, HA4 6JYAug 2013£218,950Flat / maisonetteLeasehold
25A Northdown Close, Ruislip, HA4 6JYNov 2012£220,000Flat / maisonetteLeasehold
8B Northdown Close, Ruislip, HA4 6JZJul 2012£215,000Flat / maisonetteLeasehold
21A Northdown Close, Ruislip, HA4 6JYJun 2012£141,000Flat / maisonetteLeasehold
11 Northdown Close, Ruislip, HA4 6JYApr 2012£185,000Flat / maisonetteLeasehold
25A Northdown Close, Ruislip, HA4 6JYMar 2012£172,000Flat / maisonetteLeasehold
12 Northdown Close, Ruislip, HA4 6JZMar 2012£147,000Flat / maisonetteLeasehold
8C Northdown Close, Ruislip, HA4 6JZSep 2011£220,000Flat / maisonetteLeasehold
1 Northdown Close, Ruislip, HA4 6JYApr 2011£210,000Flat / maisonetteLeasehold
11A Northdown Close, Ruislip, HA4 6JYMar 2011£205,000Flat / maisonetteLeasehold
1 Northdown Close, Ruislip, HA4 6JYMar 2011£205,000Flat / maisonetteLeasehold
25 Northdown Close, Ruislip, HA4 6JYJan 2011£206,000Semi-detachedLeasehold
35 Northdown Close, Ruislip, HA4 6JYDec 2010£204,000Flat / maisonetteLeasehold
19A Northdown Close, Ruislip, HA4 6JYDec 2010£203,500Flat / maisonetteLeasehold
18 Northdown Close, Ruislip, HA4 6JZDec 2010£212,000Flat / maisonetteLeasehold
29 Northdown Close, Ruislip, HA4 6JYJul 2010£190,000Flat / maisonetteLeasehold
37 Northdown Close, Ruislip, HA4 6JYMar 2010£200,000Flat / maisonetteLeasehold
37A Northdown Close, Ruislip, HA4 6JYJan 2010£197,000Semi-detachedLeasehold
15A Northdown Close, Ruislip, HA4 6JYDec 2009£208,000Flat / maisonetteLeasehold
41A Northdown Close, Ruislip, HA4 6JYJun 2009£170,000Flat / maisonetteLeasehold
3 Northdown Close, Ruislip, HA4 6JYJun 2009£152,000Flat / maisonetteLeasehold
23A Northdown Close, Ruislip, HA4 6JYMar 2009£165,000Flat / maisonetteLeasehold
5 Northdown Close, Ruislip, HA4 6JYSep 2008£161,000Flat / maisonetteLeasehold
18A Northdown Close, Ruislip, HA4 6JZAug 2008£220,000Flat / maisonetteLeasehold
27A Northdown Close, Ruislip, HA4 6JYJul 2008£230,000Flat / maisonetteFreehold
8 Northdown Close, Ruislip, HA4 6JZDec 2007£117,000Flat / maisonetteLeasehold
12A Northdown Close, Ruislip, HA4 6JZAug 2007£197,000Semi-detachedLeasehold
33 Northdown Close, Ruislip, HA4 6JYJun 2007£112,650Flat / maisonetteLeasehold
13A Northdown Close, Ruislip, HA4 6JYMay 2007£195,000Flat / maisonetteLeasehold
25 Northdown Close, Ruislip, HA4 6JYMay 2007£187,000Flat / maisonetteLeasehold
19A Northdown Close, Ruislip, HA4 6JYDec 2006£195,000Flat / maisonetteLeasehold
37A Northdown Close, Ruislip, HA4 6JYDec 2006£182,000Semi-detachedLeasehold
35 Northdown Close, Ruislip, HA4 6JYSep 2006£186,000Flat / maisonetteLeasehold
27A Northdown Close, Ruislip, HA4 6JYJul 2006£189,950Flat / maisonetteFreehold
1 Northdown Close, Ruislip, HA4 6JYJul 2006£186,000Flat / maisonetteLeasehold
41A Northdown Close, Ruislip, HA4 6JYDec 2005£170,000Flat / maisonetteLeasehold
17A Northdown Close, Ruislip, HA4 6JYDec 2004£180,000Flat / maisonetteLeasehold
29 Northdown Close, Ruislip, HA4 6JYDec 2004£175,000Flat / maisonetteLeasehold
15A Northdown Close, Ruislip, HA4 6JYJul 2004£176,000Flat / maisonetteLeasehold
8 Northdown Close, Ruislip, HA4 6JZJun 2004£177,000Flat / maisonetteLeasehold
13A Northdown Close, Ruislip, HA4 6JYJan 2004£165,000Flat / maisonetteLeasehold
2A Northdown Close, Ruislip, HA4 6JZDec 2003£172,000Flat / maisonetteLeasehold
18A Northdown Close, Ruislip, HA4 6JZNov 2003£165,000Flat / maisonetteLeasehold
8A Northdown Close, Ruislip, HA4 6JZOct 2003£163,000Flat / maisonetteLeasehold
12A Northdown Close, Ruislip, HA4 6JZJul 2003£165,000Semi-detachedLeasehold
17A Northdown Close, Ruislip, HA4 6JYApr 2003£168,000Flat / maisonetteLeasehold
25 Northdown Close, Ruislip, HA4 6JYNov 2002£149,950Flat / maisonetteLeasehold
29 Northdown Close, Ruislip, HA4 6JYMay 2002£122,500Flat / maisonetteLeasehold
8 Northdown Close, Ruislip, HA4 6JZMar 2002£130,000Flat / maisonetteLeasehold
37 Northdown Close, Ruislip, HA4 6JYDec 2001£114,000Flat / maisonetteLeasehold
37A Northdown Close, Ruislip, HA4 6JYNov 2001£118,000Semi-detachedLeasehold
41 Northdown Close, Ruislip, HA4 6JYSep 2001£116,000Flat / maisonetteLeasehold
39A Northdown Close, Ruislip, HA4 6JYSep 2001£101,000Flat / maisonetteLeasehold
15A Northdown Close, Ruislip, HA4 6JYJun 2001£116,500Flat / maisonetteLeasehold
2A Northdown Close, Ruislip, HA4 6JZApr 2001£89,250Semi-detachedFreehold
41A Northdown Close, Ruislip, HA4 6JYSep 2000£100,000Flat / maisonetteLeasehold
8A Northdown Close, Ruislip, HA4 6JZMar 2000£104,000Flat / maisonetteLeasehold
16 Northdown Close, Ruislip, HA4 6JZNov 1999£92,950Flat / maisonetteLeasehold
10 Northdown Close, Ruislip, HA4 6JZOct 1999£88,750Flat / maisonetteLeasehold
12A Northdown Close, Ruislip, HA4 6JZSep 1999£89,000Semi-detachedLeasehold
13A Northdown Close, Ruislip, HA4 6JYAug 1999£83,500Flat / maisonetteLeasehold
23 Northdown Close, Ruislip, HA4 6JYJul 1999£85,000Flat / maisonetteLeasehold
2A Northdown Close, Ruislip, HA4 6JZJul 1999£88,875Flat / maisonetteLeasehold
27A Northdown Close, Ruislip, HA4 6JYJul 1999£65,000Flat / maisonetteLeasehold
41 Northdown Close, Ruislip, HA4 6JYMay 1999£79,500Flat / maisonetteLeasehold
37A Northdown Close, Ruislip, HA4 6JYApr 1999£80,000Semi-detachedLeasehold
19A Northdown Close, Ruislip, HA4 6JYDec 1998£79,000Flat / maisonetteLeasehold
21 Northdown Close, Ruislip, HA4 6JYOct 1998£75,000Flat / maisonetteLeasehold
8A Northdown Close, Ruislip, HA4 6JZJul 1998£77,500Flat / maisonetteLeasehold
9 Northdown Close, Ruislip, HA4 6JYJun 1998£79,950Flat / maisonetteLeasehold
15A Northdown Close, Ruislip, HA4 6JYMay 1998£77,500Flat / maisonetteLeasehold
7A Northdown Close, Ruislip, HA4 6JYFeb 1998£75,000Flat / maisonetteLeasehold
43 Northdown Close, Ruislip, HA4 6JYDec 1997£62,000Flat / maisonetteLeasehold
18A Northdown Close, Ruislip, HA4 6JZOct 1997£72,000Flat / maisonetteLeasehold
10 Northdown Close, Ruislip, HA4 6JZApr 1997£60,500Flat / maisonetteLeasehold
17A Northdown Close, Ruislip, HA4 6JYMar 1997£61,625Flat / maisonetteLeasehold
18A Northdown Close, Ruislip, HA4 6JZFeb 1997£59,950Flat / maisonetteLeasehold
8 Northdown Close, Ruislip, HA4 6JZJan 1997£64,000Flat / maisonetteLeasehold
18A Northdown Close, Ruislip, HA4 6JZAug 1996£41,000Flat / maisonetteLeasehold
2A Northdown Close, Ruislip, HA4 6JZJun 1996£43,000Flat / maisonetteLeasehold
19A Northdown Close, Ruislip, HA4 6JYApr 1996£44,000Flat / maisonetteLeasehold
33A Northdown Close, Ruislip, HA4 6JYApr 1995£56,500Flat / maisonetteLeasehold
8A Northdown Close, Ruislip, HA4 6JZFeb 1995£44,550Flat / maisonetteLeasehold
12A Northdown Close, Ruislip, HA4 6JZJan 1995£48,000Semi-detachedLeasehold
All street records →

The land

Not covered here yet: surface water flooding, rivers and sea flooding, coal development high-risk area, conservation area, listed buildings nearby, article 4 direction, tree protection, radon. Your conveyancer’s local search covers the planning checks.

View building and land map ↑

The building

Unavailable

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

Floor area
Unavailable
Potential EPC band
Unavailable
Age band
Unavailable
Walls (certificate wording)
Unavailable
Roof (certificate wording)
Unavailable
Windows (certificate wording)
Unavailable
Heating (certificate wording)
Unavailable
Building height
Unavailable

EPC ·

Living

Broadband in the area

Postcode residential gigabit coverage: 97.8%

Full fibre in the local authority: 80.9%

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: 97

HA4 6JY →

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