17 Onslow Gardens Enfield Council N21 1DY
Single storey rear and side extension, first floor rear extension together with rear dormer and front rooflight.
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Progress
Application details
- Reference
- 21/00971/HOU
- Local authority
- Enfield
- Postcode
- N21 1DY
- Ward
- GA
- Application type
- Householder
- Property type
- House
Key dates
- Submitted
- 23 Mar 2021
- Validated
- 23 Mar 2021
- Comments close
- 14 Apr 2021
- Target decision
- 18 May 2021
- Decided
- 17 May 2021
Estimated project value
£94k–£195k
Based on the 58.0m² 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: 58m² · 1 additional bedrooms
Recently sold nearby
Inside the two years most owners do their major work — kitchens, bathrooms, rewires and lofts.
- 39 ONSLOW GARDENS, LONDON, N21 1DYTerraced · Not a standard market sale · £800,00015 months ago30 May 2025
- 23 ONSLOW GARDENS, LONDON, N21 1DYSemi-detached · £867,0002 years ago26 Mar 2024
- 9 ONSLOW GARDENS, LONDON, N21 1DYSemi-detached · £980,0004 years ago17 Sept 2021
- 17 ONSLOW GARDENS, LONDON, N21 1DYSemi-detached · £835,0006 years ago5 Aug 2020
- 13 ONSLOW GARDENS, LONDON, N21 1DYSemi-detached · £825,00010 years ago5 Sept 2016
- 15 ONSLOW GARDENS, LONDON, N21 1DYSemi-detached · £725,00010 years ago18 Nov 2015
- 11 ONSLOW GARDENS, LONDON, N21 1DYSemi-detached · £537,00013 years ago26 Oct 2012
- 31 ONSLOW GARDENS, LONDON, N21 1DYSemi-detached · £460,00014 years ago31 Aug 2012
Homes here go for about £825,000 — the median of the last 7 market sales in N21 1DY, £460,000 to £980,000.
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
- 19 Onslow Gardens Enfield Council N21 1DYPendingNext door
- 19 Onslow Gardens Enfield Council N21 1DYRefusedNext door
- 16 Onslow Gardens Enfield Council N21 1DXPermitted58 yd
- 16 Onslow Gardens Enfield Council N21 1DXPermitted58 yd
- 16 Onslow Gardens Enfield Council N21 1DXRefused58 yd
- 44 Langham Gardens Enfield N21 1DJPermitted61 yd