31 Thornhill Road Islington N1 1JR
Section 73 application to vary conditions 2 planning permission ref P2017/2457/FUL granted for the Demolition of two storey rear extension and erection of full-width lower ground and part width ground floor rear extension; excavation to form extra basement level at rear of property; formation of steps within front lightwell to provide access to lower ground floor with railings and other alterations; formation of new window opening in flank elevation. The alterations to the approved plans include the enlargement of the sash window to the rear, and insertion of a sash window to eastern flank of new ground floor extension, and the application of external insulation and white painted render to the rear and side elevation.
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
- P2018/0373/S73
- Local authority
- Islington
- Postcode
- N1 1JR
- Ward
- Bow East
- Application type
- All Other
- Property type
- House
Key dates
- Submitted
- 30 Jan 2018
- Validated
- 30 Jan 2018
- Comments close
- 15 Mar 2018
- Target decision
- 27 Mar 2018
- Decided
- 27 Mar 2018
Estimated project value
£75k–£175k
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: FMB / Checkatrade 2026, £2,000-£2,800/m² over a larger floor area.
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
- 31 Thornhill Road Islington N1 1JRPendingNext door
- 31 Thornhill Road Islington N1 1JRPermittedNext door
- 31 Thornhill Road Islington N1 1JRPermittedNext door
- 31 Thornhill Road Islington N1 1JRRefusedNext door
- 31 Thornhill Road Islington N1 1JRPendingNext door
- 31 Thornhill Road Islington N1 1JRPermittedNext door