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Permitted26/2180/HSESubmitted 3 months agoAnnexe

31 Garthland Drive London Borough of Barnet EN5 3BD

Conversion of existing garage into granny annex, including realignment of side wall of garage and sunroom to create side access to rear garden, replacement of garage door with new window and introduction of new side door and window to new side wall

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Progress

Submitted
11 Jun 2026
— completed
Validated
11 Jun 2026
— completed
Consultation
— completed
Target date
6 Aug 2026
— completed
Decided
6 Aug 2026
— completed

Application details

Reference
26/2180/HSE
Local authority
Barnet
Postcode
EN5 3BD
Ward
HB22
Application type
Householder
Property type
House

Key dates

Submitted
11 Jun 2026
Validated
11 Jun 2026
Target decision
6 Aug 2026
Decided
6 Aug 2026

Estimated project value

£63k–£140k

Typical UK cost for this job type, at outer London rates (2026). Estimated from the proposal description — planning applications do not state build cost. Source: trade estimate.

Recently sold nearby

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

Homes here go for about £685,000 — the median of the last 6 market sales in EN5 3BD, £560,000 to £1,092,500.

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.

Recorded changes

  • 12 Aug 2026: Approved

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