21 Cadogan Gardens London Borough of Barnet N3 2HN
Single storey side and rear extension with raised terrace area. Extension and conversion of existing garage. Roof extension involving hip to gable, rear dormer window with juliette balcony and 1no rooflight to the roof of the dormer [amended description]
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Progress
Application details
- Reference
- 19/0137/192
- Local authority
- Barnet
- Postcode
- N3 2HN
- Ward
- WF
- Application type
- All Other
- Property type
- House
Key dates
- Submitted
- 10 Jan 2019
- Validated
- 10 Jan 2019
- Target decision
- 7 Mar 2019
- Decided
- 6 Mar 2019
Estimated project value
£37k–£100k
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: Checkatrade 2026 loft conversion cost guide.
Recently sold nearby
Inside the two years most owners do their major work — kitchens, bathrooms, rewires and lofts. 2 recent sales are listed below.
- 22 CADOGAN GARDENS, LONDON, N3 2HNTerraced · £820,00010 months ago7 Nov 2025
- 26 CADOGAN GARDENS, LONDON, N3 2HNTerraced · £785,00017 months ago8 Apr 2025
- 24 CADOGAN GARDENS, LONDON, N3 2HNTerraced · £945,0002 years ago7 Aug 2024
- 7 CADOGAN GARDENS, LONDON, N3 2HNTerraced · £913,5002 years ago22 Dec 2023
- 18 CADOGAN GARDENS, LONDON, N3 2HNTerraced · £825,0003 years ago22 Aug 2023
- 3 CADOGAN GARDENS, LONDON, N3 2HNTerraced · £1,120,0003 years ago28 Apr 2023
- 9 CADOGAN GARDENS, LONDON, N3 2HNTerraced · £805,0004 years ago24 Sept 2021
- 15 CADOGAN GARDENS, LONDON, N3 2HNTerraced · £870,0005 years ago29 Jun 2021
Homes here go for about £847,500 — the median of the last 8 market sales in N3 2HN, £785,000 to £1,120,000.
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
- London Borough of BarnetPermittedNext door
- 15 Cadogan Gardens London Borough of Barnet N3 2HNPermittedAdjoining
- 13 Cadogan Gardens London Borough of Barnet N3 2HNPermittedAdjoining
- 31 Cadogan Gardens London Borough of Barnet N3 2HNRefusedAdjoining
- London Borough of Barnet N3 2HLPermittedAdjoining
- 11 Strathmore Gardens London Borough of Barnet N3 2HLRefusedAdjoining