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Permitted18/2896/HSESubmitted 8 years agoTwo-storey extension

10 Upcroft Avenue London Borough of Barnet HA8 9RB

Part single, part two storey rear extension including formation of lower ground floor level following demolition of existing ground floor extension and garage. New terrace area with associated privacy screening

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Progress

Submitted
4 Jun 2018
— completed
Validated
4 Jun 2018
— completed
Consultation
—
— completed
Target date
30 Jul 2018
— completed
Decided
25 Jul 2018
— completed

Application details

Reference
18/2896/HSE
Local authority
Barnet
Postcode
HA8 9RB
Ward
HA
Application type
Householder
Property type
House

Key dates

Submitted
4 Jun 2018
Validated
4 Jun 2018
Target decision
30 Jul 2018
Decided
25 Jul 2018

Estimated project value

£69k–£165k

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: 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.

Homes here go for about £626,000 — the median of the last 8 market sales in HA8 9RB, £440,000 to £806,000.

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