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Refused26/1025/PNHSubmitted 5 months agoRear extension

9 Colin Gardens London Borough of Barnet NW9 6EL

Single storey rear extension with a proposed depth of 6.00 metres, maximum height of 3.40 metres and eaves height of 3.00 metres, following demolition of the existing extension and garage.

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Progress

Submitted
18 Mar 2026
— completed
Validated
18 Mar 2026
— completed
Consultation
— completed
Target date
29 Apr 2026
— completed
Decided
22 Apr 2026
— completed

Application details

Reference
26/1025/PNH
Local authority
Barnet
Postcode
NW9 6EL
Ward
CS22
Application type
Prior Approval
Property type
House

Key dates

Submitted
18 Mar 2026
Validated
18 Mar 2026
Target decision
29 Apr 2026
Decided
22 Apr 2026

Estimated project value

£42k–£69k

Based on the 17.0m² of floor area stated in the application, at inner London rates (2026). Source: FMB / Checkatrade 2026, single-storey extension £1,800-£3,000/m².

Floor area gained: 17

Recently sold nearby

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

Homes here go for about £337,000 — the median of the last 8 market sales in NW9 6EL, £300,000 to £710,000.

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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