1 LEWIS AVENUE Waltham Forest E17 5BL
Lawful development certificate (Proposed) for the construction of a hip to gable extension to the main roof, rear dormer roof extension and installation of one roof-light to the front roof slope.
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Progress
Application details
- Reference
- 260287
- Local authority
- Waltham Forest
- Postcode
- E17 5BL
- Ward
- Chapel End
- Application type
- All Other
- Property type
- House
Key dates
- Submitted
- 2 Feb 2026
- Validated
- 2 Feb 2026
- Comments close
- 26 Feb 2026
- Target decision
- 30 Mar 2026
- Decided
- 30 Mar 2026
Estimated project value
£33k–£68k
Based on the 20.0m² 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: 20m² · 1 additional bedrooms
Recently sold nearby
Inside the two years most owners do their major work — kitchens, bathrooms, rewires and lofts. 4 recent sales are listed below.
- 3 LEWIS AVENUE, LONDON, E17 5BLTerraced · Leasehold · £625,00015 months ago21 Jul 2025
- 1 LEWIS AVENUE, LONDON, E17 5BLTerraced · Leasehold · £650,00019 months ago26 Mar 2025
- 10 LEWIS AVENUE, LONDON, E17 5BLTerraced · £682,50021 months ago6 Jan 2025
- 10 LEWIS AVENUE, LONDON, E17 5BLTerraced · £682,50021 months ago6 Jan 2025
- 15 LEWIS AVENUE, LONDON, E17 5BLTerraced · Leasehold · £500,0005 years ago30 Jun 2021
- 8 LEWIS AVENUE, LONDON, E17 5BLOther · Leasehold · Not a standard market sale · £2,6206 years ago1 Jun 2020
- 14 LEWIS AVENUE, LONDON, E17 5BLTerraced · Leasehold · £517,5007 years ago27 Sept 2019
- 14 LEWIS AVENUE, LONDON, E17 5BLTerraced · Leasehold · £480,0008 years ago15 Jun 2018
Homes here go for about £625,000 — the median of the last 7 market sales in E17 5BL, £480,000 to £682,500.
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
- Lewis Avenue Waltham Forest E17 5BLPermittedNext door
- Waltham ForestPermittedAdjoining
- Waltham Forest E17 5BJPermittedAdjoining
- 8 LEWIS AVENUE Waltham Forest E17 5BLPermitted46 yd
- 8 Waltham ForestRefused47 yd
- Waltham Forest E17 5BLRefused47 yd