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Permitted18/4274/HSESubmitted 8 years agoRear extension

10 Athenaeum Road London Borough of Barnet N20 9AE

Ground and first floor rear extension

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Progress

Submitted
13 Jul 2018
— completed
Validated
13 Jul 2018
— completed
Consultation
—
— completed
Target date
7 Sept 2018
— completed
Decided
10 Sept 2018
— completed

Application details

Reference
18/4274/HSE
Local authority
Barnet
Postcode
N20 9AE
Ward
OA
Application type
Householder
Property type
House

Key dates

Submitted
13 Jul 2018
Validated
13 Jul 2018
Target decision
7 Sept 2018
Decided
10 Sept 2018

Estimated project value

£41k–£75k

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: 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 £799,500 — the median of the last 6 market sales in N20 9AE, £380,000 to £1,100,000.

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.

Nearby applications