31 Holly Park Gardens London Borough of Barnet N3 3NG
Single storey front and side extension. Part single two storey rear extension. Single storey side and side extension to the rear of existing garage. Roof extension involving rear dormer and side dormer window and six no roof lights. Alterations to existing fenestration and demolition of 1 no chimney. New permeable front drive with crossover. Outbuilding and alterations to landscaping and to rear garden.
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Progress
Application details
- Reference
- 21/6095/HSE
- Local authority
- Barnet
- Postcode
- N3 3NG
- Ward
- FC
- Application type
- Householder
- Property type
- House
Key dates
- Submitted
- 19 Nov 2021
- Validated
- 19 Nov 2021
- Comments close
- 20 Dec 2021
- Target decision
- 14 Jan 2022
- Decided
- 14 Jan 2022
Estimated project value
£160k–£330k
Based on the 98.0m² of floor area stated in the application, at inner London rates (2026). Source: Checkatrade 2026, loft conversion £1,200-£2,500/m².
Floor area gained: 98m²
Recently sold nearby
Inside the two years most owners do their major work — kitchens, bathrooms, rewires and lofts. 2 recent sales are listed below.
- 29 HOLLY PARK GARDENS, LONDON, N3 3NGSemi-detached · £1,355,00012 months ago18 Aug 2025
- 25B HOLLY PARK GARDENS, LONDON, N3 3NGFlat or maisonette · Leasehold · £410,00013 months ago8 Aug 2025
- 23 HOLLY PARK GARDENS, LONDON, N3 3NGOther · Not a standard market sale · £802,0002 years ago26 Apr 2024
- 9 HOLLY PARK GARDENS, LONDON, N3 3NGDetached · Not a standard market sale · £1,201,0007 years ago17 Sept 2018
- 13 HOLLY PARK GARDENS, LONDON, N3 3NGSemi-detached · £960,00010 years ago22 Jul 2016
- 25B HOLLY PARK GARDENS, LONDON, N3 3NGFlat or maisonette · Leasehold · Not a standard market sale · £370,00010 years ago12 Feb 2016
- 31 HOLLY PARK GARDENS, LONDON, N3 3NGDetached · £900,00016 years ago16 Oct 2009
- 25A HOLLY PARK GARDENS, LONDON, N3 3NGFlat or maisonette · Leasehold · £175,00020 years ago2 Mar 2006
Homes here go for about £900,000 — the median of the last 5 market sales in N3 3NG, £175,000 to £1,355,000.
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
- 31 Holly Park Gardens London Borough of Barnet N3 3NGPermittedNext door
- London Borough of BarnetRefusedNext door
- London Borough of Barnet N3 3NGPermittedNext door
- London Borough of BarnetPermittedAdjoining
- 24 Mountfield Road London Borough of Barnet N3 3NERefused52 yd
- 24 Mountfield Road London Borough of Barnet N3 3NEPermitted52 yd