29 Thornhill Road Islington N1 1JR
Erection of single storey rear extension at lower ground level (with frameless glass rooflight above), reconfiguration of existing rear dormer, formation of new entrance area and external stair to front lightwell, refurbishment works to front boundary wall and gate including installation of railings and gate, paving to front garden, replacement double-glazed timber sash windows throughout
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Progress
Application details
- Reference
- P2023/1407/FUL
- Local authority
- Islington
- Postcode
- N1 1JR
- Ward
- Bow East
- Application type
- All Other
- Property type
- House
Key dates
- Submitted
- 2 Jun 2023
- Validated
- 2 Jun 2023
- Comments close
- 23 Jul 2023
- Target decision
- 28 Jul 2023
- Decided
- 30 Aug 2023
Estimated project value
£44k–£91k
Based on the 27.0m² 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: 27m²
Recently sold nearby
Inside the two years most owners do their major work — kitchens, bathrooms, rewires and lofts. 4 recent sales are listed below.
- FLAT C, 21 THORNHILL ROAD, LONDON, N1 1JRFlat or maisonette · Leasehold · £450,0008 months ago12 Feb 2026
- FLAT C, 21 THORNHILL ROAD, LONDON, N1 1JRFlat or maisonette · Leasehold · £338,00010 months ago17 Dec 2025
- 19A THORNHILL ROAD, LONDON, N1 1JRFlat or maisonette · Leasehold · £1,065,00016 months ago12 Jun 2025
- FLAT A, 21 THORNHILL ROAD, LONDON, N1 1JRFlat or maisonette · Leasehold · £455,00017 months ago19 May 2025
- 29 THORNHILL ROAD, LONDON, N1 1JRDetached · £2,200,0003 years ago31 May 2023
- 19A THORNHILL ROAD, LONDON, N1 1JRFlat or maisonette · Leasehold · £800,0006 years ago17 Jan 2020
- 19A THORNHILL ROAD, LONDON, N1 1JRFlat or maisonette · Leasehold · £840,0007 years ago9 Jul 2019
- 31 THORNHILL ROAD, LONDON, N1 1JRTerraced · £2,309,00010 years ago29 Feb 2016
Homes here go for about £820,000 — the median of the last 8 market sales in N1 1JR, £338,000 to £2,309,000.
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.
Nearby applications
- 29 Thornhill Road Islington N1 1JRPermittedNext door
- 29 Thornhill Road Islington N1 1JRPendingNext door
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- 29 Thornhill Road Islington N1 1JRRefusedNext door
- 29 Thornhill Road Islington N1 1JRPermittedNext door
- 31 Thornhill Road Islington N1 1JRPermittedNext door