21 Holly Park Gardens London Borough of Barnet N3 3NG
Two storey rear extension at lower and upper ground floor levels with new balustade and screening
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Progress
Application details
- Reference
- 21/5622/HSE
- Local authority
- Barnet
- Postcode
- N3 3NG
- Ward
- FC
- Application type
- Householder
- Property type
- House
Key dates
- Submitted
- 22 Oct 2021
- Validated
- 22 Oct 2021
- Target decision
- 17 Dec 2021
- Decided
- 17 Dec 2021
Estimated project value
£43k–£61k
Based on the 16.0m² of floor area stated in the application, at inner London rates (2026). Source: FMB / Checkatrade 2026, two-storey extension £2,000-£2,800/m².
Floor area gained: 16m²
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
- London Borough of BarnetRefusedAdjoining
- 53 Stanhope Avenue London Borough of Barnet N3 3LYPermittedAdjoining
- 53 Stanhope Avenue London Borough of Barnet N3 3LYPermitted45 yd
- 51 Stanhope Avenue London Borough of Barnet N3 3LYPermitted45 yd
- 13 Holly Park Gardens London Borough of Barnet N3 3NGPermitted54 yd
- 31 Holly Park Gardens London Borough of Barnet N3 3NGRefused55 yd