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Permitted23/01196/GPDOSubmitted 3 years agoRear extension

121 Onslow Road London Borough of Croydon CR0 3NZ

Erection of a single storey rear extension projecting out 6 metres from the rear wall of the original house with a height to the eaves of 3 metres and a maximum overall height of 3 metres

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Map of the site

Progress

Submitted
27 Mar 2023
— completed
Validated
27 Mar 2023
— completed
Consultation
—
— completed
Target date
8 May 2023
— completed
Decided
12 May 2023
— completed

Application details

Reference
23/01196/GPDO
Local authority
Croydon
Postcode
CR0 3NZ
Ward
BG18
Application type
Prior Approval
Property type
House

Key dates

Submitted
27 Mar 2023
Validated
27 Mar 2023
Target decision
8 May 2023
Decided
12 May 2023

Estimated project value

£43k–£72k

Based on the 19.0m² 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: 19m²

Recently sold nearby

Inside the two years most owners do their major work — kitchens, bathrooms, rewires and lofts.

Homes here go for about £210,000 — the median of the last 8 market sales in CR0 3NZ, £139,500 to £417,000.

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.

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