16 Tretawn Gardens London Borough of Barnet NW7 4NR
Demolition of existing ground floor side and rear extension and erection of part single, part two storey side and rear extensions. Conversion of garage into habitable space. Construction of a new crown roof including increase in ridge height one dormer to each side elevation and 1no rooflight to the rear elevation. Creation of lower ground floor with insertion of high level windows to rear elevation to serve the lower ground floor
Tracking, tags and letters are part of the paid plan. See what it costs. Searching and reading any record stays free.
Progress
Application details
- Reference
- 16/3231/HSE
- Local authority
- Barnet
- Postcode
- NW7 4NR
- Ward
- MH
- Application type
- Householder
- Property type
- House
Key dates
- Submitted
- 19 May 2016
- Validated
- 19 May 2016
- Target decision
- 14 Jul 2016
- Decided
- 1 Aug 2016
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. 2 recent sales are listed below.
- 44 TRETAWN GARDENS, LONDON, NW7 4NRDetached · £1,300,00010 months ago17 Oct 2025
- 40 TRETAWN GARDENS, LONDON, NW7 4NRDetached · £1,200,00012 months ago29 Aug 2025
- 46 TRETAWN GARDENS, LONDON, NW7 4NRDetached · £1,300,0004 years ago28 Jan 2022
- 26 TRETAWN GARDENS, LONDON, NW7 4NRDetached · £1,800,0005 years ago30 Jul 2021
- 8 TRETAWN GARDENS, LONDON, NW7 4NRSemi-detached · £1,675,0005 years ago27 Jan 2021
- 24 TRETAWN GARDENS, LONDON, NW7 4NRSemi-detached · £892,5005 years ago15 Dec 2020
- 50 TRETAWN GARDENS, LONDON, NW7 4NRDetached · £1,590,0009 years ago24 Feb 2017
- 6 TRETAWN GARDENS, LONDON, NW7 4NRDetached · £1,075,0009 years ago31 Oct 2016
Homes here go for about £1,300,000 — the median of the last 8 market sales in NW7 4NR, £892,500 to £1,800,000.
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
- 16 Tretawn Gardens London Borough of Barnet NW7 4NRPermittedNext door
- 16 Tretawn Gardens London Borough of Barnet NW7 4NRPermittedNext door
- 16 Tretawn Gardens London Borough of Barnet NW7 4NRRefusedNext door
- 18 Tretawn Gardens London Borough of Barnet NW7 4NRPermittedNext door
- 18 Tretawn Gardens London Borough of Barnet NW7 4NRPermittedNext door
- 16 Tretawn Gardens London Borough of Barnet NW7 4NRPermittedNext door