21 St Leonard's Square Camden NW5 3HL
Erection of a ground floor rear extension; erection of timber trellis to the existing first floor roof terrace; installation of two timber framed windows to the rear outrigger at first and second floors; replacement timber framed window at first floor side elevation; and associated alterations to the external facade, following demolition of the existing ground floor rear extension.
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Progress
Application details
- Reference
- 2019/2608/P
- Local authority
- Camden
- Postcode
- NW5 3HL
- Ward
- Haverstock
- Application type
- Householder
- Property type
- House
Key dates
- Submitted
- 20 May 2019
- Validated
- 20 May 2019
- Comments close
- 14 Jul 2019
- Target decision
- 16 Oct 2019
- Decided
- 16 Oct 2019
Estimated project value
£41k–£75k
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: MyJobQuote / Checkatrade 2026, ~20m² at £1,800-£3,000/m².
Recently sold nearby
Inside the two years most owners do their major work — kitchens, bathrooms, rewires and lofts. 2 recent sales are listed below.
- 18 ST LEONARDS SQUARE, LONDON, NW5 3HLFlat or maisonette · Leasehold · £380,0007 months ago30 Jan 2026
- 35 ST LEONARDS SQUARE, LONDON, NW5 3HLTerraced · £1,250,00016 months ago16 May 2025
- 3, A ST LEONARDS SQUARE, LONDON, NW5 3HLFlat or maisonette · Leasehold · £713,5002 years ago12 Jan 2024
- 33 ST LEONARDS SQUARE, LONDON, NW5 3HLTerraced · £1,195,9002 years ago8 Dec 2023
- 3, A ST LEONARDS SQUARE, LONDON, NW5 3HLFlat or maisonette · Leasehold · £571,0005 years ago22 Jan 2021
- 5A ST LEONARDS SQUARE, LONDON, NW5 3HLFlat or maisonette · Leasehold · £565,0006 years ago3 Jan 2020
- 26 ST LEONARDS SQUARE, LONDON, NW5 3HLTerraced · £1,172,5007 years ago20 Sept 2019
- 9 ST LEONARDS SQUARE, LONDON, NW5 3HLTerraced · £1,310,0009 years ago7 Oct 2016
Homes here go for about £943,000 — the median of the last 8 market sales in NW5 3HL, £380,000 to £1,310,000.
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.
Nearby applications
- 21 St Leonard's Square Camden NW5 3HLPermittedNext door
- 21 St Leonards Square Camden NW5 3HLPermittedNext door
- 21 St Leonard's Square Camden NW5 3HLPermittedNext door
- 5 Talacre Road Camden NW5 3PHPermittedAdjoining
- 5 Talacre Road Camden NW5 3PHPermittedAdjoining
- 3 Talacre Road Camden NW5 3PHPermittedAdjoining