The House CheckCheck before you offer

6 Clarendon Gardens, London, NW4 4UU

Semi-detachedFreehold133 m² · EPC
Last sale£670,000Mar 2022 · HM Land Registry
If it moved with Barnet semi-detached prices£669,000Aug 2026 · UK HPI
Surface water floodingVery low
EnergyEPC DJun 2021
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

1Uninsulated solid walls: 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 · Jun 2021

+ 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, road noise, rail noise, airport noise. Your conveyancer’s local search covers the planning checks.

Prepare for a viewing ↓Saved privately on this device

Price

If it moved with Barnet semi-detached prices

£669,000

How does the asking price compare?

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

This home’s sale history

Jan 1997 £137,000May 2001 £249,450Mar 2022 £670,000Jan 1997Mar 2022£670,000
SoldPriceTypeTenureRecord
Mar 2022£670,000Semi-detachedFreeholdA
May 2001£249,450Semi-detachedFreeholdA
Jan 1997£137,000Semi-detachedFreeholdA

Street sales

AddressSoldPriceTypeTenure
Upper Maisonette, 22 Clarendon Gardens, London, W9 1AZMar 2026£1,325,000Flat / maisonetteLeasehold
11 Clarendon Gardens, London, NW4 4UUOct 2025£685,000TerracedFreehold
Second And Third Floor Flat, 30 Clarendon Gardens, London, W9 1AZOct 2025£1,300,000Flat / maisonetteLeasehold
18 Clarendon Gardens, London, W9 1AZMay 2025£1,195,000Flat / maisonetteLeasehold
Flat 1, 23 Clarendon Gardens, London, W9 1AZJan 2025£2,162,500Flat / maisonetteLeasehold
First Floor Flat, 15 Clarendon Gardens, London, W9 1AYJan 2025£850,000Flat / maisonetteLeasehold
Second And Third Floor Flat, 5 Clarendon Gardens, London, W9 1AYSep 2024£1,129,000Other propertyLeasehold
24 Clarendon Gardens, London, W9 1AZAug 2024£4,615,000TerracedFreehold
Show all 132
AddressSoldPriceTypeTenure
Flat 4, 23 Clarendon Gardens, London, W9 1AZApr 2024£575,000Flat / maisonetteLeasehold
4 Clarendon Gardens, London, W9 1AYMar 2024£4,177,500TerracedFreehold
First Floor Flat, 8 Clarendon Gardens, London, W9 1AYFeb 2024£800,000Flat / maisonetteLeasehold
Flat 2, 18 Clarendon Gardens, London, W9 1AZFeb 2024£1,200,000Flat / maisonetteLeasehold
26C Clarendon Gardens, London, W9 1AZJun 2023£1,280,000Flat / maisonetteLeasehold
Basement And Ground Floor Maisonette, 14 Clarendon Gardens, London, W9 1AYMar 2023£1,600,000Flat / maisonetteLeasehold
Flat 2, 23 Clarendon Gardens, London, W9 1AZFeb 2023£750,000Flat / maisonetteLeasehold
26A Clarendon Gardens, London, W9 1AZNov 2022£1,550,000Flat / maisonetteLeasehold
Flat 1, 23 Clarendon Gardens, London, W9 1AZAug 2022£1,750,000Flat / maisonetteLeasehold
12 Clarendon Gardens, London, W9 1AYMar 2022£4,325,000TerracedFreehold
6 Clarendon Gardens, London, NW4 4UUMar 2022£670,000Semi-detachedFreehold
Basement, 22 Clarendon Gardens, London, W9 1AZOct 2021£1,800,000Flat / maisonetteLeasehold
Upper Maisonette, 8 Clarendon Gardens, London, W9 1AYJul 2021£1,500,000Flat / maisonetteLeasehold
Flat 2, 33 Clarendon Gardens, London, W9 1AZMay 2021£755,000Flat / maisonetteLeasehold
Upper Maisonette, 25 Clarendon Gardens, London, W9 1AZMar 2021£1,200,000Flat / maisonetteLeasehold
First Floor Flat, 10 Clarendon Gardens, London, W9 1AYMar 2021£825,000Flat / maisonetteLeasehold
33 Clarendon Gardens, London, W9 1AZJan 2021£595,000Flat / maisonetteLeasehold
Lower Maisonette, 20 Clarendon Gardens, London, W9 1AZNov 2020£1,401,000Flat / maisonetteLeasehold
10 Clarendon Gardens, London, NW4 4UUOct 2020£730,000Semi-detachedFreehold
27 Clarendon Gardens, London, W9 1AZMar 2020£2,400,000Other propertyFreehold
1 Clarendon Gardens, London, NW4 4UUFeb 2020£460,000Other propertyFreehold
Basement, 22 Clarendon Gardens, London, W9 1AZSep 2019£1,355,000Flat / maisonetteLeasehold
First Floor Flat, 16 Clarendon Gardens, London, W9 1AYOct 2018£700,000Flat / maisonetteLeasehold
21 Clarendon Gardens, London, W9 1AZAug 2018£2,800,000TerracedFreehold
Basement Flat, 10 Clarendon Gardens, London, W9 1AYDec 2017£1,800,000Flat / maisonetteLeasehold
Flat 3, 23 Clarendon Gardens, London, W9 1AZSep 2017£645,000Flat / maisonetteLeasehold
Second And Third Floor Maisonette, 14 Clarendon Gardens, London, W9 1AYJul 2017£1,250,000Other propertyLeasehold
Roof Space, 14 Clarendon Gardens, London, W9 1AYJul 2017£1,250,000Other propertyLeasehold
Flat 2, 33 Clarendon Gardens, London, W9 1AZJul 2017£780,000Flat / maisonetteLeasehold
34 Clarendon Gardens, London, W9 1AZMar 2017£4,388,000TerracedFreehold
First Floor Flat B, 19 Clarendon Gardens, London, W9 1AZNov 2016£775,000Flat / maisonetteLeasehold
Upper Maisonette, 8 Clarendon Gardens, London, W9 1AYJan 2016£1,290,000Flat / maisonetteLeasehold
1 Clarendon Gardens, London, W9 1AYSep 2015£4,725,000TerracedFreehold
Flat 3, 23 Clarendon Gardens, London, W9 1AZJun 2015£550,000Flat / maisonetteLeasehold
8 Clarendon Gardens, London, NW4 4UUJun 2015£573,000Semi-detachedFreehold
15A Clarendon Gardens, London, W9 1AYOct 2014£1,750,000Flat / maisonetteLeasehold
Flat 1, 23 Clarendon Gardens, London, W9 1AZJul 2014£1,635,000Flat / maisonetteLeasehold
2 Clarendon Gardens, London, W9 1AYMar 2014£4,125,000TerracedFreehold
Basement And Ground Floor Maisonette, 14 Clarendon Gardens, London, W9 1AYJul 2012£1,500,000Flat / maisonetteLeasehold
28A Clarendon Gardens, London, W9 1AZMar 2012£1,250,000Flat / maisonetteLeasehold
Upper Maisonette, 8 Clarendon Gardens, London, W9 1AYDec 2011£940,000Flat / maisonetteLeasehold
33A Clarendon Gardens, London, W9 1AZMay 2011£660,000Flat / maisonetteLeasehold
17A Clarendon Gardens, London, W9 7AYJan 2011£1,280,000Flat / maisonetteLeasehold
29A Clarendon Gardens, London, W9 1AZJan 2011£1,110,000Flat / maisonetteLeasehold
27A Clarendon Gardens, London, W9 1AZOct 2010£1,250,000Flat / maisonetteLeasehold
24 Clarendon Gardens, London, W9 1AZSep 2010£3,850,000TerracedFreehold
Flat 3, 23 Clarendon Gardens, London, W9 1AZSep 2010£420,000Flat / maisonetteLeasehold
Flat A, 11 Clarendon Gardens, London, W9 1AYJul 2010£1,250,000Flat / maisonetteLeasehold
Flat 2, 33 Clarendon Gardens, London, W9 1AZJul 2010£545,000Flat / maisonetteLeasehold
Basement Flat, 8 Clarendon Gardens, London, W9 1AYApr 2010£1,250,000Flat / maisonetteLeasehold
17B Clarendon Gardens, London, W9 1AYFeb 2010£475,000Flat / maisonetteLeasehold
Second And Third Floor Flat, 5 Clarendon Gardens, London, W9 1AYNov 2009£700,000Flat / maisonetteLeasehold
Upper Maisonette, 17 Clarendon Gardens, London, W9 1AYNov 2009£875,000Flat / maisonetteLeasehold
32A Clarendon Gardens, London, W9 1AZAug 2009£2,550,000TerracedFreehold
32A Clarendon Gardens, London, W9 1AZJan 2009£2,250,000TerracedFreehold
18 Clarendon Gardens, London, W9 1AZSep 2008£650,000Flat / maisonetteLeasehold
Flat 3, 23 Clarendon Gardens, London, W9 1AZJun 2008£420,000Flat / maisonetteLeasehold
First Floor, 22 Clarendon Gardens, London, W9 1AZNov 2007£545,000Flat / maisonetteLeasehold
Basement Flat, 10 Clarendon Gardens, London, W9 1AYAug 2007£1,222,000Flat / maisonetteLeasehold
First Floor Flat, 30 Clarendon Gardens, London, W9 1AZApr 2007£325,000Flat / maisonetteLeasehold
Flat 1, 23 Clarendon Gardens, London, W9 1AZApr 2007£925,000Flat / maisonetteLeasehold
2 Clarendon Gardens, London, W9 1AYOct 2006£2,300,000TerracedFreehold
Second And Third Floor Flat, 30 Clarendon Gardens, London, W9 1AZApr 2006£617,500Flat / maisonetteLeasehold
24 Clarendon Gardens, London, W9 1AZApr 2006£1,950,000TerracedFreehold
17A Clarendon Gardens, London, W9 7AYMar 2006£790,000Flat / maisonetteLeasehold
33A Clarendon Gardens, London, W9 1AZJan 2006£409,000Flat / maisonetteLeasehold
15A Clarendon Gardens, London, W9 1AYDec 2005£787,000TerracedLeasehold
29A Clarendon Gardens, London, W9 1AZSep 2005£845,000Flat / maisonetteLeasehold
First Floor, 22 Clarendon Gardens, London, W9 1AZSep 2005£313,000Flat / maisonetteLeasehold
Flat 3, 23 Clarendon Gardens, London, W9 1AZJul 2004£287,000Flat / maisonetteLeasehold
Second And Third Floor Flat, 5 Clarendon Gardens, London, W9 1AYJun 2004£360,000Flat / maisonetteLeasehold
Basement Flat, 10 Clarendon Gardens, London, W9 1AYApr 2004£702,000Flat / maisonetteLeasehold
Second And Third Floor Flat, 16 Clarendon Gardens, London, W9 1AYJan 2004£585,000Flat / maisonetteLeasehold
25 Clarendon Gardens, London, W9 1AZDec 2003£300,000TerracedLeasehold
First Floor Flat, 10 Clarendon Gardens, London, W9 1AYJun 2003£269,000Flat / maisonetteLeasehold
Basement, 22 Clarendon Gardens, London, W9 1AZJun 2003£675,000Flat / maisonetteLeasehold
4 Clarendon Gardens, London, NW4 4UUJun 2003£335,000Semi-detachedFreehold
27A Clarendon Gardens, London, W9 1AZNov 2002£835,000Flat / maisonetteLeasehold
First Floor Flat, 16 Clarendon Gardens, London, W9 1AYNov 2002£310,000Flat / maisonetteLeasehold
18 Clarendon Gardens, London, W9 1AZMar 2002£445,000Flat / maisonetteLeasehold
Flat A, 11 Clarendon Gardens, London, W9 1AYFeb 2002£620,000Flat / maisonetteLeasehold
33A Clarendon Gardens, London, W9 1AZSep 2001£267,500Flat / maisonetteLeasehold
6 Clarendon Gardens, London, NW4 4UUMay 2001£249,450Semi-detachedFreehold
Roof Space, 14 Clarendon Gardens, London, W9 1AYMay 2001£425,000Flat / maisonetteLeasehold
3 Clarendon Gardens, London, NW4 4UUJan 2001£225,000Semi-detachedFreehold
Flat 2, 15 Clarendon Gardens, London, W9 1AYJun 2000£465,000Flat / maisonetteLeasehold
3 Clarendon Gardens, London, NW4 4UUApr 2000£160,000Semi-detachedFreehold
First Floor Flat, 30 Clarendon Gardens, London, W9 1AZMar 2000£200,000Flat / maisonetteLeasehold
Basement And Ground Floor Premises, 8 Clarendon Gardens, London, W9 1AYJan 2000£425,000Flat / maisonetteLeasehold
1 Clarendon Gardens, London, NW4 4UUDec 1999£195,000DetachedFreehold
First Floor Flat, 15 Clarendon Gardens, London, W9 1AYNov 1999£215,000Flat / maisonetteLeasehold
Second Floor Flat, 33A Clarendon Gardens, London, W9 1AZNov 1999£400,000Flat / maisonetteLeasehold
Second And Third Floor Flat, 16 Clarendon Gardens, London, W9 1AYNov 1999£480,000Flat / maisonetteLeasehold
Basement And Ground Floor Maisonette, 19 Clarendon Gardens, London, W9 1AZOct 1999£420,000Flat / maisonetteLeasehold
Basement, 22 Clarendon Gardens, London, W9 1AZOct 1999£457,000Flat / maisonetteLeasehold
Basement, 2 Clarendon Gardens, London, W9 1AYJul 1999£870,000TerracedFreehold
4 Clarendon Gardens, London, NW4 4UUJul 1999£160,000Semi-detachedFreehold
25 Clarendon Gardens, London, W9 1AZJun 1999£215,000TerracedLeasehold
Basement, 22 Clarendon Gardens, London, W9 1AZJun 1999£390,000Flat / maisonetteLeasehold
Basement And Ground Floor Maisonette, 14 Clarendon Gardens, London, W9 1AYMay 1999£400,000Flat / maisonetteLeasehold
Flat B, 11 Clarendon Gardens, London, W9 1AYApr 1999£185,000Flat / maisonetteLeasehold
Upper Maisonette, 22 Clarendon Gardens, London, W9 1AZApr 1999£310,000Flat / maisonetteLeasehold
Upper Maisonette, 17 Clarendon Gardens, London, W9 1AYJan 1999£360,000Flat / maisonetteLeasehold
15A Clarendon Gardens, London, W9 1AYJan 1999£420,000TerracedLeasehold
Basement Flat, 10 Clarendon Gardens, London, W9 1AYNov 1998£435,000Flat / maisonetteLeasehold
32A Clarendon Gardens, London, W9 1AZOct 1998£985,000TerracedFreehold
29A Clarendon Gardens, London, W9 1AZAug 1998£399,949Flat / maisonetteLeasehold
28 Clarendon Gardens, London, W9 1AZJul 1998£249,000Flat / maisonetteLeasehold
Flat 3, 23 Clarendon Gardens, London, W9 1AZMar 1998£185,000Flat / maisonetteLeasehold
First Floor Flat, 30 Clarendon Gardens, London, W9 1AZMar 1998£100,000Flat / maisonetteLeasehold
Flat 1, 23 Clarendon Gardens, London, W9 1AZDec 1997£90,000Flat / maisonetteLeasehold
18 Clarendon Gardens, London, W9 1AZNov 1997£265,000Flat / maisonetteLeasehold
4 Clarendon Gardens, London, W9 1AYSep 1997£855,000TerracedFreehold
Basement Flat, 6 Clarendon Gardens, London, W9 1AYMay 1997£307,000Flat / maisonetteLeasehold
6 Clarendon Gardens, London, NW4 4UUJan 1997£137,000Semi-detachedFreehold
18 Clarendon Gardens, London, W9 1AZJan 1997£158,000Flat / maisonetteLeasehold
12 Clarendon Gardens, London, W9 1AYDec 1996£660,000TerracedFreehold
Lower Maisonette, 20 Clarendon Gardens, London, W9 1AZNov 1996£167,000Flat / maisonetteLeasehold
Upper Maisonette, 8 Clarendon Gardens, London, W9 1AYSep 1996£127,250Flat / maisonetteLeasehold
Flat A, 11 Clarendon Gardens, London, W9 1AYSep 1996£167,000Flat / maisonetteLeasehold
Flat 2, 15 Clarendon Gardens, London, W9 1AYSep 1996£250,000Flat / maisonetteLeasehold
Upper Maisonette, 17 Clarendon Gardens, London, W9 1AYApr 1995£215,000Flat / maisonetteLeasehold
27A Clarendon Gardens, London, W9 1AZMar 1995£252,500Flat / maisonetteLeasehold
First Floor Flat, 15 Clarendon Gardens, London, W9 1AYFeb 1995£95,000Flat / 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

Uninsulated solid walls: 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 · Jun 2021

Floor area
133 m²
Potential EPC band
B
Age band
England and Wales: 1930-1949
Walls (certificate wording)
Solid brick, as built, no insulation (assumed)
Roof (certificate wording)
Pitched, 100 mm loft insulation
Windows (certificate wording)
Mostly double glazing
Heating (certificate wording)
Boiler and radiators, mains gas
Building height
Unavailable

EPC · Jun 2021

Living

Broadband in the area

Postcode residential gigabit coverage: 100%

Full fibre in the local authority: 69.4%

Ofcom · Jan 2026

Schools nearby

DfE GIAS · Nov 2026 · Ofsted · Sep 2026

Area context

Deprivation decile (1 is most deprived within its nation): 4 · England 2025

Recorded police incidents: 153

NW4 4UU →

Before you offer

Viewing checklist

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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?

  • Uninsulated solid walls: Read the full certificate and ask about insulation and heating costs.

Ask the conveyancer

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

    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