18 St Johns Avenue London Borough of Barnet N11 3BX
A single storey rear extension measuring 5.17 metres in depth from the original rear wall with an eaves height of 3.00 metres and a maximum height of 4.00 metres.
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Progress
Application details
- Reference
- 21/2727/PNH
- Local authority
- Barnet
- Postcode
- N11 3BX
- Ward
- CP
- Application type
- Prior Approval
- Property type
- House
Key dates
- Submitted
- 17 May 2021
- Validated
- 17 May 2021
- Target decision
- 28 Jun 2021
- Decided
- 21 Jun 2021
Estimated project value
£41k–£75k
Typical UK cost for this job type, at inner London rates (2026). Estimated from the proposal description — planning applications do not state build cost. Source: MyJobQuote / Checkatrade 2026, ~20m² at £1,800-£3,000/m².
Recently sold nearby
Nothing on this postcode has changed hands in the last two years. The sales below are for pricing rather than a lead.
- 9 ST JOHNS AVENUE, LONDON, N11 3BXTerraced · £830,0002 years ago1 Feb 2024
- 25 ST JOHNS AVENUE, LONDON, N11 3BXTerraced · £840,0003 years ago30 Jun 2023
- 26 ST JOHNS AVENUE, LONDON, N11 3BXTerraced · £765,0005 years ago18 Feb 2021
- 18 ST JOHNS AVENUE, LONDON, N11 3BXSemi-detached · £750,0005 years ago20 Nov 2020
- 4 ST JOHNS AVENUE, LONDON, N11 3BXTerraced · £732,5006 years ago4 Nov 2019
- 8 ST JOHNS AVENUE, LONDON, N11 3BXTerraced · £450,0007 years ago7 Feb 2019
- 9 ST JOHNS AVENUE, LONDON, N11 3BXTerraced · £740,0008 years ago16 Mar 2018
- 7 ST JOHNS AVENUE, LONDON, N11 3BXTerraced · £657,00010 years ago12 Feb 2016
Homes here go for about £745,000 — the median of the last 8 market sales in N11 3BX, £450,000 to £840,000.
Contains HM Land Registry data © Crown copyright and database right 2024. This data is licensed under the Open Government Licence v3.0. Sales are matched by postcode, not by property, so a sale listed here may be a neighbouring address. England and Wales only.
Planning constraints
No designations recorded at this location. This is not a formal search — always confirm with the local authority before relying on it.
Designations from planning.data.gov.uk, Open Government Licence v3.0. Indicative only — not a formal local authority search.
Nearby applications
- 18 St Johns Avenue London Borough of Barnet N11 3BXWithdrawnNext door
- London Borough of BarnetPermittedAdjoining
- 19 Hollyfield Avenue London Borough of Barnet N11 3BYPermittedAdjoining
- 25 Hollyfield Avenue London Borough of Barnet N11 3BYRefusedAdjoining
- 25 Hollyfield Avenue London Borough of Barnet N11 3BYWithdrawnAdjoining
- 25 Hollyfield Avenue London Borough of Barnet N11 3BYRefusedAdjoining