The House CheckCheck before you offer

29 Johns Avenue, London, NW4 4EN

Semi-detachedFreehold172 m² · EPC
Last sale£860,000Aug 2020 · HM Land Registry
If it moved with Barnet semi-detached prices£965,000Aug 2026 · UK HPI
Surface water floodingVery low
EnergyEPC CJul 2026
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 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 · Jul 2026

+ 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.

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Price

If it moved with Barnet semi-detached prices

£965,000

How does the asking price compare?

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

This home’s sale history

Sep 2011 £441,250Aug 2020 £860,000Sep 2011Aug 2020£860,000
SoldPriceTypeTenureRecord
Aug 2020£860,000Semi-detachedFreeholdA
Sep 2011£441,250Semi-detachedFreeholdA

Street sales

Same type and tenure, other homes in the last 36 months: £687,500 · 1 sales

AddressSoldPriceTypeTenure
18 Johns Avenue, London, NW4 4ENJun 2026£750,000TerracedFreehold
33 Johns Avenue, London, NW4 4ENMar 2024£687,500Semi-detachedFreehold
6 Johns Avenue, London, NW4 4ENDec 2022£635,000TerracedFreehold
29 Johns Avenue, London, NW4 4ENAug 2020£860,000Semi-detachedFreehold
37 Johns Avenue, London, NW4 4ENMar 2020£750,000DetachedFreehold
14 Johns Avenue, London, NW4 4ENSep 2018£640,000TerracedFreehold
20A Johns Avenue, London, NW4 4ENSep 2017£400,000Flat / maisonetteLeasehold
30 Johns Avenue, London, NW4 4ENMar 2017£805,000Semi-detachedFreehold
Show all 40
AddressSoldPriceTypeTenure
1 Johns Avenue, London, NW4 4ENApr 2016£725,000TerracedFreehold
4 Johns Avenue, London, NW4 4ENJul 2014£499,950TerracedFreehold
7 Johns Avenue, London, NW4 4ENJun 2012£409,950TerracedFreehold
13 Johns Avenue, London, NW4 4ENMay 2012£350,000TerracedFreehold
29 Johns Avenue, London, NW4 4ENSep 2011£441,250Semi-detachedFreehold
32 Johns Avenue, London, NW4 4ENAug 2010£440,000Semi-detachedFreehold
35 Johns Avenue, London, NW4 4ENMay 2010£467,000TerracedFreehold
28 Johns Avenue, London, NW4 4ENOct 2009£380,000Semi-detachedFreehold
8 Johns Avenue, London, NW4 4ENAug 2009£349,950Semi-detachedFreehold
1 Johns Avenue, London, NW4 4ENDec 2008£325,000TerracedFreehold
20B Johns Avenue, London, NW4 4ENAug 2007£280,000Flat / maisonetteLeasehold
32 Johns Avenue, London, NW4 4ENNov 2006£377,000Semi-detachedFreehold
20A Johns Avenue, London, NW4 4ENSep 2005£211,000Flat / maisonetteLeasehold
21 Johns Avenue, London, NW4 4ENJun 2005£440,250Semi-detachedFreehold
28 Johns Avenue, London, NW4 4ENDec 2004£230,000Semi-detachedFreehold
5 Johns Avenue, London, NW4 4ENJul 2004£240,000TerracedFreehold
35 Johns Avenue, London, NW4 4ENJun 2004£288,000TerracedFreehold
30 Johns Avenue, London, NW4 4ENDec 2002£315,000Semi-detachedFreehold
18 Johns Avenue, London, NW4 4ENNov 2002£275,000TerracedFreehold
20A Johns Avenue, London, NW4 4ENJan 2001£140,000Flat / maisonetteLeasehold
20B Johns Avenue, London, NW4 4ENOct 2000£143,500Flat / maisonetteLeasehold
5 Johns Avenue, London, NW4 4ENMay 2000£133,000TerracedFreehold
27 Johns Avenue, London, NW4 4ENFeb 2000£175,000Semi-detachedFreehold
16 Johns Avenue, London, NW4 4ENOct 1999£114,257TerracedFreehold
21 Johns Avenue, London, NW4 4ENOct 1999£221,500Semi-detachedFreehold
16 Johns Avenue, London, NW4 4ENDec 1998£112,500TerracedFreehold
30 Johns Avenue, London, NW4 4ENApr 1998£160,000Semi-detachedFreehold
21 Johns Avenue, London, NW4 4ENJun 1997£149,950Semi-detachedFreehold
21 Johns Avenue, London, NW4 4ENDec 1996£127,000Semi-detachedFreehold
14 Johns Avenue, London, NW4 4ENSep 1996£86,500TerracedFreehold
20B Johns Avenue, London, NW4 4ENAug 1995£73,000Flat / maisonetteLeasehold
20A Johns Avenue, London, NW4 4ENJun 1995£72,000Flat / 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 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 · Jul 2026

Floor area
172 m²
Potential EPC band
C
Age band
England and Wales: before 1900
Walls (certificate wording)
Solid brick, as built, no insulation (assumed)
Roof (certificate wording)
Pitched, 100 mm loft insulation
Windows (certificate wording)
Fully double glazed
Heating (certificate wording)
Boiler and radiators, mains gas
Building height
Unavailable

EPC · Jul 2026

Living

Broadband in the area

Postcode residential gigabit coverage: 97.4%

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: 419

NW4 4EN →

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