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Permitted21/2678/HSESubmitted 5 years agoTwo-storey extension

3 Stanway Gardens London Borough of Barnet HA8 9LN

Single storey rear extension and part single part two storey side extension (amended plans)

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Progress

Submitted
13 May 2021
— completed
Validated
13 May 2021
— completed
Consultation
—
— completed
Target date
8 Jul 2021
— completed
Decided
6 Dec 2021
— completed

Application details

Reference
21/2678/HSE
Local authority
Barnet
Postcode
HA8 9LN
Ward
HA
Application type
Householder
Property type
House

Key dates

Submitted
13 May 2021
Validated
13 May 2021
Target decision
8 Jul 2021
Decided
6 Dec 2021

Estimated project value

£185k–£260k

Based on the 74.5m² of floor area stated in the application, at outer London rates (2026). Source: FMB / Checkatrade 2026, two-storey extension £2,000-£2,800/m².

Floor area gained: 74.54m² · 1 additional bedrooms

Recently sold nearby

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

Homes here go for about £542,500 — the median of the last 8 market sales in HA8 9LN, £496,000 to £685,000.

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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