27 Hollyfield Avenue London Borough of Barnet N11 3BY
Roof extension including rear dormer windows to main roofslope and rear outrigger and 2no. rooflights to front roofslope (RETROSPECTIVE APPLICATION)
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Progress
Application details
- Reference
- 20/4577/RCU
- Local authority
- Barnet
- Postcode
- N11 3BY
- Ward
- FB22
- Application type
- All Other
- Property type
- House
Key dates
- Submitted
- 30 Sept 2020
- Validated
- 30 Sept 2020
- Target decision
- 25 Nov 2020
- Decided
- 27 Sept 2022
Estimated project value
£37k–£100k
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: Checkatrade 2026 loft conversion cost guide.
Recently sold nearby
Inside the two years most owners do their major work — kitchens, bathrooms, rewires and lofts.
- 19 HOLLYFIELD AVENUE, LONDON, N11 3BYDetached · Not a standard market sale · £880,00015 months ago14 May 2025
- 11 HOLLYFIELD AVENUE, LONDON, N11 3BYTerraced · £800,0004 years ago8 Oct 2021
- 25 HOLLYFIELD AVENUE, LONDON, N11 3BYTerraced · £595,0006 years ago2 Apr 2020
- 29 HOLLYFIELD AVENUE, LONDON, N11 3BYTerraced · £600,0006 years ago4 Feb 2020
- 27 HOLLYFIELD AVENUE, LONDON, N11 3BYTerraced · £595,0007 years ago5 Oct 2018
- 32 HOLLYFIELD AVENUE, LONDON, N11 3BYTerraced · £642,0009 years ago11 Oct 2016
- 7 HOLLYFIELD AVENUE, LONDON, N11 3BYTerraced · Not a standard market sale · £590,00010 years ago6 Sept 2016
- 28 HOLLYFIELD AVENUE, LONDON, N11 3BYTerraced · £695,00010 years ago17 Jun 2016
Homes here go for about £621,000 — the median of the last 6 market sales in N11 3BY, £595,000 to £800,000.
Contains HM Land Registry data © Crown copyright and database right 2025. 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
- 27 Hollyfield Avenue London Borough of Barnet N11 3BYPermittedNext door
- 25 Hollyfield Avenue London Borough of Barnet N11 3BYRefusedNext door
- 29 Hollyfield Avenue London Borough of Barnet N11 3BYPermittedNext door
- 29 Hollyfield Avenue London Borough of Barnet N11 3BYPermittedNext door
- 25 Hollyfield Avenue London Borough of Barnet N11 3BYRefusedNext door
- 25 Hollyfield Avenue London Borough of Barnet N11 3BYWithdrawnNext door