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Permitted19/3732/HSESubmitted 7 years agoRear extension

189 Watling Avenue London Borough of Barnet HA8 0NA

Single storey rear extension

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Progress

Submitted
5 Jul 2019
— completed
Validated
5 Jul 2019
— completed
Consultation
—
— completed
Target date
30 Aug 2019
— completed
Decided
15 Aug 2019
— completed

Application details

Reference
19/3732/HSE
Local authority
Barnet
Postcode
HA8 0NA
Ward
BO
Application type
Householder
Property type
House

Key dates

Submitted
5 Jul 2019
Validated
5 Jul 2019
Target decision
30 Aug 2019
Decided
15 Aug 2019

Estimated project value

£38k–£69k

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: MyJobQuote / Checkatrade 2026, ~20m² at £1,800-£3,000/m².

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 £350,000 — the median of the last 8 market sales in HA8 0NA, £220,000 to £500,000.

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