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Permitted20/03041/FULSubmitted 5 years agoRear extension

17 Northumberland Avenue London Borough of Bexley DA16 2QN

Single storey rear extension

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Progress

Submitted
24 Nov 2020
— completed
Validated
24 Nov 2020
— completed
Consultation
25 Dec 2020
— completed
Target date
19 Jan 2021
— completed
Decided
18 Jan 2021
— completed

Application details

Reference
20/03041/FUL
Local authority
Bexley
Postcode
DA16 2QN
Ward
FALCWE
Application type
All Other
Property type
House

Key dates

Submitted
24 Nov 2020
Validated
24 Nov 2020
Comments close
25 Dec 2020
Target decision
19 Jan 2021
Decided
18 Jan 2021

Estimated project value

£18k–£30k

Based on the 8.0m² of floor area stated in the application, at outer London rates (2026). Source: FMB / Checkatrade 2026, single-storey extension £1,800-£3,000/m².

Floor area gained: 8m²

Recently sold nearby

New owners, recently moved in. First work on a house usually follows within months of completing. 4 recent sales are listed below.

Homes here go for about £537,500 — the median of the last 6 market sales in DA16 2QN, £470,000 to £687,000.

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.

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