3 Martineau Road Islington N5 1NG
The proposal comprises alterations to the existing roof of the top-floor flat at 3 Martineau Road, including a 200mm increase to the existing ridge height, a rear dormer roof extension with two fixed timber-framed windows, and two low-level rooflights to provide additional natural daylight to the proposed accommodation. Internal works include a new staircase connecting the existing accommodation to the roof space and the provision of a bedroom, office and bathroom. Written advice (only) £400 £80 £480
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Progress
Application details
- Reference
- P2026/2430/PHH
- Local authority
- Islington
- Postcode
- N5 1NG
- Application type
- All Other
- Property type
- Flat
Key dates
- Submitted
- 8 Sept 2026
- Validated
- 8 Sept 2026
- Target decision
- 2 Nov 2026
- Decided
- 5 Oct 2026
Estimated project value
£37k–£100k
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: Checkatrade 2026 loft conversion cost guide.
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.
- FLAT 4, 3 MARTINEAU ROAD, LONDON, N5 1NGFlat or maisonette · Leasehold · £475,0002 years ago25 Oct 2024
- FLAT 2, 1 MARTINEAU ROAD, LONDON, N5 1NGFlat or maisonette · Leasehold · £667,0002 years ago8 Nov 2023
- FLAT 1, 3 MARTINEAU ROAD, LONDON, N5 1NGFlat or maisonette · Leasehold · £800,0005 years ago14 Dec 2020
- 10 MARTINEAU ROAD, LONDON, N5 1NGTerraced · £545,0006 years ago19 May 2020
- FLAT 2, 1 MARTINEAU ROAD, LONDON, N5 1NGFlat or maisonette · Leasehold · £575,0007 years ago20 Sept 2019
- FLAT 1, 2 MARTINEAU ROAD, LONDON, N5 1NGFlat or maisonette · Leasehold · £720,00011 years ago7 Jan 2015
- FLAT 3, 2 MARTINEAU ROAD, LONDON, N5 1NGFlat or maisonette · Leasehold · £392,10013 years ago28 Jun 2013
- FLAT 1, 2 MARTINEAU ROAD, LONDON, N5 1NGFlat or maisonette · Leasehold · £499,99913 years ago20 Feb 2013
Homes here go for about £560,000 — the median of the last 8 market sales in N5 1NG, £392,100 to £800,000.
Contains HM Land Registry data © Crown copyright and database right 2024. 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
- Martineau Road Islington N5 1NGRefusedNext door
- 3 Martineau Road IslingtonPermittedNext door
- 4 Martineau Road Islington N5 1NGWithdrawnNext door
- IslingtonPermittedNext door
- 4 Martineau Road Islington N5 1NGPermittedNext door
- 4 Martineau Road Islington N5 1NGPermittedNext door