« Sold prices in NW4
20A, JOHNS AVENUE, LONDON, BARNET, GREATER LONDON, NW4 4EN Energy performance D potential C
EPC energy rating
£6,667/m²
Price per m² (last sale)
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Energy performance data © Crown copyright, from the Energy Performance of Buildings Register, licensed under the Open Government Licence v3.0. Assessed Mar 2026.
Approximate location (postcode centre). Map data © OpenStreetMap contributors.
How this compares Averages cover every recorded sale in NW4 4EN (2016–2026) and are not adjusted for house-price changes over that period — where the market has risen, older sales pull the average below today’s values, so treat this as a rough guide rather than a like-for-like comparison.
£694,722
Average in NW4 4EN (2016–2026)
£694,722
Average on JOHNS AVENUE (2016–2026)
-42%
below postcode average
Full transaction history Date sold Price paid Property type Tenure New build 28 September 2017 £400,000 Flat/Maisonette Leasehold No
Recent sales nearby £750,000
18, JOHNS AVENUE, LONDON, BARNET, GREATER LONDON, NW4 4EN
Terraced Jun 2026
£687,500
33, JOHNS AVENUE, LONDON, BARNET, GREATER LONDON, NW4 4EN
Semi-detached Mar 2024
£635,000
6, JOHNS AVENUE, LONDON, BARNET, GREATER LONDON, NW4 4EN
Terraced Dec 2022
£860,000
29, JOHNS AVENUE, LONDON, BARNET, GREATER LONDON, NW4 4EN
Semi-detached Aug 2020
£750,000
37, JOHNS AVENUE, LONDON, BARNET, GREATER LONDON, NW4 4EN
Detached Mar 2020
£640,000
14, JOHNS AVENUE, LONDON, BARNET, GREATER LONDON, NW4 4EN
Terraced Sept 2018
More sold prices in NW4 Sold prices in LONDON