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PermittedHGY/2021/1603Submitted 5 years agoLoft conversion

139 Haringey N10 3AG

Certificate of lawfulness for proposed development of a hip to gable roof extension to replace existing side dormer.

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Progress

Submitted
20 May 2021
— completed
Validated
20 May 2021
— completed
Consultation
20 May 2021
— completed
Target date
15 Jul 2021
— completed
Decided
15 Jul 2021
— completed

Application details

Reference
HGY/2021/1603
Local authority
Haringey
Postcode
N10 3AG
Ward
Muswell Hill
Application type
All Other
Property type
House

Key dates

Submitted
20 May 2021
Validated
20 May 2021
Comments close
20 May 2021
Target decision
15 Jul 2021
Decided
15 Jul 2021

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

Inside the two years most owners do their major work — kitchens, bathrooms, rewires and lofts. 2 recent sales are listed below.

Homes here go for about £1,400,000 — the median of the last 7 market sales in N10 3AG, £1,050,000 to £3,000,000.

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