5 Sebastian Street Islington EC1V 0HE
Replacement windows and doors. Replacement roof and installation of roof insulation increasing height. Installation of new windows and doors, gate, external staircase, timber screen to vault and security bars to basement window. Refurbishing rear terrace and installation of sliding doors. Alterations to rear courtyard steps and landscaping. Installation of air source heat pump. Alterations to the internal layout by removing walls and introducing partitions. Infilling rear ground floor void. Installation of new services, including boiler, flue, drainage, pipes, radiators. Installation of new flooring and insulation, doors, bathrooms, kitchen, joinery, fireplaces and utility. Refurbish staircase. (Full planning application also submitted ref: P2026/0169/FUL).
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Progress
Application details
- Reference
- P2026/0170/LBC
- Local authority
- Islington
- Postcode
- EC1V 0HE
- Application type
- All Other
- Property type
- House
Key dates
- Submitted
- 2 Feb 2026
- Validated
- 2 Feb 2026
- Comments close
- 7 Mar 2026
- Target decision
- 29 Mar 2026
Estimated project value
£28k–£42k
Based on the 5.2m² of floor area stated in the application, at inner London rates (2026). Source: trade estimate, basement £4,000-£6,000/m².
Floor area gained: 5.2m²
Recently sold nearby
Nothing on this postcode has changed hands in the last two years. The sales below are for pricing rather than a lead.
- APARTMENT 4, SEBASTIAN HOUSE, 2 - 4 SEBASTIAN STREET, LONDON, EC1V 0HEFlat or maisonette · Leasehold · £872,5002 years ago3 Nov 2023
- 7 SEBASTIAN STREET, LONDON, EC1V 0HETerraced · £1,625,0002 years ago12 Oct 2023
- APARTMENT 3, SEBASTIAN HOUSE, 2 - 4 SEBASTIAN STREET, LONDON, EC1V 0HEFlat or maisonette · Leasehold · £938,00011 years ago23 Apr 2015
- APARTMENT 3, SEBASTIAN HOUSE, 2 - 4 SEBASTIAN STREET, LONDON, EC1V 0HEFlat or maisonette · Leasehold · £500,00017 years ago10 Jul 2009
- FLAT 2, 2 SEBASTIAN STREET, LONDON, EC1V 0HEFlat or maisonette · Leasehold · £325,00022 years ago3 Oct 2003
- FLAT 2, 2 SEBASTIAN STREET, LONDON, EC1V 0HEFlat or maisonette · Leasehold · £245,00026 years ago26 Oct 1999
- FLAT 3, 2 SEBASTIAN STREET, LONDON, EC1V 0HEFlat or maisonette · Leasehold · £235,00027 years ago11 Jun 1999
- FLAT 4, 2 SEBASTIAN STREET, LONDON, EC1V 0HEFlat or maisonette · Leasehold · £235,00027 years ago19 Mar 1999
Homes here go for about £412,500 — the median of the last 8 market sales in EC1V 0HE, £235,000 to £1,625,000.
Contains HM Land Registry data © Crown copyright and database right 2023. 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
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