21 Mayfair Avenue Richmond TW2 7JG
HIP TO GABLE LOFT CONVERSION, ERECTION OF A REAR ROOF DORMER, PARTIAL REMOVAL OF CHIMNEY STACK, INSERTION OF TWO VELUX ROOFLIGHTS TO FRONT ROOFLSOPE AND ALTERATIONS TO FENESTRATION ON FLANK ELEVATION
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Progress
Application details
- Reference
- PA26/1943
- Local authority
- Richmond
- Postcode
- TW2 7JG
- Application type
- All Other
- Property type
- House
Key dates
- Submitted
- 3 Jun 2026
- Validated
- 3 Jun 2026
- Target decision
- 29 Jul 2026
- Decided
- 15 Jul 2026
Estimated project value
£65k–£135k
Based on the 43.0m² of floor area stated in the application, at outer London rates (2026). Source: Checkatrade 2026, loft conversion £1,200-£2,500/m².
Floor area gained: 43m² · 1 additional bedrooms
Recently sold nearby
Inside the two years most owners do their major work — kitchens, bathrooms, rewires and lofts. 2 recent sales are listed below.
- 3 MAYFAIR AVENUE, TWICKENHAM, TW2 7JGTerraced · £950,0007 months ago30 Jan 2026
- 14 MAYFAIR AVENUE, TWICKENHAM, TW2 7JGSemi-detached · £693,70010 months ago31 Oct 2025
- 1 MAYFAIR AVENUE, TWICKENHAM, TW2 7JGSemi-detached · £600,0002 years ago21 Nov 2023
- 21 MAYFAIR AVENUE, TWICKENHAM, TW2 7JGSemi-detached · £722,0003 years ago26 May 2023
- 25 MAYFAIR AVENUE, TWICKENHAM, TW2 7JGSemi-detached · £704,0003 years ago21 Apr 2023
- 4 MAYFAIR AVENUE, TWICKENHAM, TW2 7JGSemi-detached · £756,5003 years ago12 Oct 2022
- 18 MAYFAIR AVENUE, TWICKENHAM, TW2 7JGSemi-detached · £670,0004 years ago27 Oct 2021
- 25 MAYFAIR AVENUE, TWICKENHAM, TW2 7JGSemi-detached · £636,0006 years ago4 Nov 2019
Homes here go for about £698,850 — the median of the last 8 market sales in TW2 7JG, £600,000 to £950,000.
Contains HM Land Registry data © Crown copyright and database right 2026. 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.
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