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Permitted17/3016/192Submitted 9 years agoTwo-storey extension

13 Hemswell Drive London Borough of Barnet NW9 5WN

Two storey rear extension

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Progress

Submitted
11 May 2017
— completed
Validated
11 May 2017
— completed
Consultation
— completed
Target date
6 Jul 2017
— completed
Decided
20 Jun 2017
— completed

Application details

Reference
17/3016/192
Local authority
Barnet
Postcode
NW9 5WN
Ward
BO
Application type
All Other
Property type
House

Key dates

Submitted
11 May 2017
Validated
11 May 2017
Target decision
6 Jul 2017
Decided
20 Jun 2017

Estimated project value

£75k–£175k

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: FMB / Checkatrade 2026, £2,000-£2,800/m² over a larger floor area.

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 £402,500 — the median of the last 6 market sales in NW9 5WN, £163,000 to £520,000.

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