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Refused22/4666/PNHSubmitted 3 years agoRear extension

140 Deans Lane London Borough of Barnet HA8 9NR

Single storey rear extension with a proposed depth of 6.00 metres from original rear wall, maximum height of 3.50 metres and eaves height of 3.00 metres following demolition of the existing conservatory

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Progress

Submitted
16 Sept 2022
— completed
Validated
16 Sept 2022
— completed
Consultation
—
— completed
Target date
28 Oct 2022
— completed
Decided
21 Oct 2022
— completed

Application details

Reference
22/4666/PNH
Local authority
Barnet
Postcode
HA8 9NR
Ward
EW22
Application type
Prior Approval
Property type
House

Key dates

Submitted
16 Sept 2022
Validated
16 Sept 2022
Target decision
28 Oct 2022
Decided
21 Oct 2022

Estimated project value

£54k–£90k

Based on the 24.0m² of floor area stated in the application, at outer London rates (2026). Source: FMB / Checkatrade 2026, single-storey extension £1,800-£3,000/m².

Floor area gained: 24m²

Recently sold nearby

Inside the two years most owners do their major work — kitchens, bathrooms, rewires and lofts.

Homes here go for about £435,000 — the median of the last 8 market sales in HA8 9NR, £320,000 to £648,500.

Contains HM Land Registry data © Crown copyright and database right 2025. 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.

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