21 St Leonard's Square Camden NW5 3HL
Erection of a ground floor rear extension; erection of metal railings to the existing first floor roof terrace; lowering of the existing first floor terrace parapet wall; 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.
Tracking, tags and letters are part of the paid plan. See what it costs. Searching and reading any record stays free.
Progress
Application details
- Reference
- 2020/1650/P
- Local authority
- Camden
- Postcode
- NW5 3HL
- Ward
- Haverstock (Pre May 2022)
- Application type
- All Other
- Property type
- House
Key dates
- Submitted
- 4 Jun 2020
- Validated
- 4 Jun 2020
- Comments close
- 12 Jul 2020
- Target decision
- 12 Oct 2021
- Decided
- 12 Oct 2021
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