Planning application
33 Chalcot Square London NW1 8YA
Works: New dwelling Extension Windows or glazing
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
Works associated with a change of use of 4 residential flats (Class C3) to 2 x one bedroom flats at basement level, 1 x maisonette on upper floors including amendments to an existing rear extension and the erection of new terrace at rear ground floor level, alterations to doors and windows and boundary treatment to the front and side and internal works.
As published by the council, reference 2010/0703/L
Application record
- Reference
- 2010/0703/L
- Category
- Heritage and listed buildings
- Status
- Final Decision
- Decision
- Granted
- Decided
- 11 May 2010
- Postcode
- NW1 8YA
Site history
Applications at this address on the Camden register
This site has had 11 applications since 2010: 9 approved, 0 refused.
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2024/4004/T Granted
33 Chalcot Square London NW1 8YA
FRONT GARDEN: 1 x Cherry (T1) - Reduce by maximum 2m in height and reduce sides in proportion to give uniform shape.
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2013/1989/L Withdrawn
33 Chalcot Square London NW1 8YA
Alterations to western boundary wall including rendering, addition of coping and plinth (retrospective application).
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2013/4615/P Withdrawn
33 Chalcot Square London NW1 8YA
Alterations to west facing boundary wall of Grade II listed dwelling (Class C3).
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2012/5525/T Granted
33 Chalcot Square London NW1 8YA
(TPO Ref: S4) FRONT GARDEN: 1 x Ash - Remove.
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2011/4460/L Granted
33 Chalcot Square London NW1 8YA
Amendments to planning permission granted 11/05/10 (Ref:2010/0694/P) as amended by planning permission granted 19/08/11 (Ref:2011/2722/P) for change of use of 4 residential flats (Class C3) to 2 x one bedroom flats at basement level and 1 x maisonette on upper floors with associated amendments to an existing rear extension and the erection of a new terrace at rear ground floor level, alterations to doors and windows and boundary treatment to the front and side, namely replacement of rear ground floor level window with French doors and alterations to doors into front lightwell and internal alterations at lower ground and ground floor level.
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2011/4459/P Granted
33 Chalcot Square London NW1 8YA
Amendments to planning permission granted 11/05/10 (Ref:2010/0694/P) as amended by planning permission granted 19/08/11 (Ref:2011/2722/P) for change of use of 4 residential flats (Class C3) to 2 x one bedroom flats at basement level and 1 x maisonette on upper floors with associated amendments to an existing rear extension and the erection of a new terrace at rear ground floor level, alterations to doors and windows and boundary treatment to the front and side, namely replacement of rear ground floor level window with French doors and alterations to doors into front lightwell.
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2011/2727/L Granted
33 Chalcot Square London NW1 8YA
Amendments to listed building consent granted 11/05/10 (2010/0703/L) for works associated with a change of use of 4 residential flats (Class C3) to 2 x one bedroom flats at basement level, 1 x maisonette on upper floors including amendments to an existing rear extension and the erection of new terrace at rear ground floor level, alterations to doors and windows and boundary treatment to the front and side and internal works, namely enlargement of footprint of lower ground floor single-storey rear extension and roof terrace above, relocation of window on rear elevation of extension and alterations to steps.
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2011/2722/P Granted
33 Chalcot Square London NW1 8YA
Amendments to planning permission granted 11/05/10 (2010/0694/P) for change of use of 4 residential flats (Class C3) to 2 x one bedroom flats and 1 x maisonette, erection of a new terrace at rear ground floor level and associated alterations, namely enlargement of footprint of lower ground floor single-storey rear extension and roof terrace above, relocation of window on rear elevation of extension and alterations to steps.
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2010/6768/L Granted
33 Chalcot Square London NW1 8YA
Submission of details of plan elevation and section drawings of all new windows and door openings pursuant to condition 3b and 3c of appeal decision dated 2nd September 2010 ref: APP/X5210/E/10/2120522 and 2009/4162/L for works associated with additions and alterations associated with the conversion of the property from four flats to two x 1 bed flats at basement level and one x 3 bed maisonette on upper floors, including the demolition and rebuilding of central and western basement and ground floor extensions and the demolition and rebuild of the 3rd floor roof extension and alterations to fenestration.
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2010/0694/P Granted
33 Chalcot Square London NW1 8YA
Change of use of 4 residential flats (Class C3) to 2 x one bedroom flats at basement level and 1 x maisonette on upper floors with associated amendments to an existing rear extension and the erection of a new terrace at rear ground floor level, alterations to doors and windows and boundary treatment to the front and side.
Timeline
Dates from the published record
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11 May 2010
Decision issued: Granted
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22 Jul 2026
Added to PlanIndex
Related applications
Cases linked to this one on the register
1 later application on the register refers to this one:
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2011/2727/L Granted
33 Chalcot Square London NW1 8YA
Amendments to listed building consent granted 11/05/10 (2010/0703/L) for works associated with a change of use of 4 residential flats (Class C3) to 2 x one bedroom flats at basement level, 1 x maisonette on upper floors including amendments to an existing rear extension and the erection of new terrace at rear ground floor level, alterations to doors and windows and boundary treatment to the front and side and internal works, namely enlargement of footprint of lower ground floor single-storey rear extension and roof terrace above, relocation of window on rear elevation of extension and alterations to steps.
What this grant of permission means
Camden granted permission on 11 May 2010, subject to any conditions on the decision notice. Work must normally begin within three years or the permission lapses. More in our guide to what happens after a planning decision.
About heritage and listed building applications
Listed building consent is needed for works that affect the special interest of a listed building, and carrying out such works without it is a criminal offence. More in our guide to planning application types.
Nearby applications
Within 0.3 miles
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33 Chalcot Square London NW1 8YA
Amendments to planning permission granted 11/05/10 (Ref:2010/0694/P) as amended by planning permission granted 19/08/11 (Ref:2011/2722/P) for change of use of 4 residential flats (Class C3) to 2 x one bedroom flats at basement level and 1 x maisonette on upper floors with associated amendments to an existing rear extension and the erection of a new terrace at rear ground floor level, alterations to doors and windows and boundary treatment to the front and side, namely replacement of rear ground floor level window with French doors and alterations to doors into front lightwell and internal alterations at lower ground and ground floor level.
Granted Heritage and listed buildings New dwelling Extension +1 -
33 Chalcot Square London NW1 8YA
Amendments to planning permission granted 11/05/10 (Ref:2010/0694/P) as amended by planning permission granted 19/08/11 (Ref:2011/2722/P) for change of use of 4 residential flats (Class C3) to 2 x one bedroom flats at basement level and 1 x maisonette on upper floors with associated amendments to an existing rear extension and the erection of a new terrace at rear ground floor level, alterations to doors and windows and boundary treatment to the front and side, namely replacement of rear ground floor level window with French doors and alterations to doors into front lightwell.
Granted Full applications New dwelling Extension +1 -
33 Chalcot Square London NW1 8YA
Change of use of 4 residential flats (Class C3) to 2 x one bedroom flats at basement level and 1 x maisonette on upper floors with associated amendments to an existing rear extension and the erection of a new terrace at rear ground floor level, alterations to doors and windows and boundary treatment to the front and side.
Granted Full applications New dwelling Extension +1 -
33 Chalcot Square London NW1 8YA
Amendments to listed building consent granted 11/05/10 (2010/0703/L) for works associated with a change of use of 4 residential flats (Class C3) to 2 x one bedroom flats at basement level, 1 x maisonette on upper floors including amendments to an existing rear extension and the erection of new terrace at rear ground floor level, alterations to doors and windows and boundary treatment to the front and side and internal works, namely enlargement of footprint of lower ground floor single-storey rear extension and roof terrace above, relocation of window on rear elevation of extension and alterations to steps.
Granted Heritage and listed buildings New dwelling Extension +1Small domestic -
33 Chalcot Square London NW1 8YA
Amendments to planning permission granted 11/05/10 (2010/0694/P) for change of use of 4 residential flats (Class C3) to 2 x one bedroom flats and 1 x maisonette, erection of a new terrace at rear ground floor level and associated alterations, namely enlargement of footprint of lower ground floor single-storey rear extension and roof terrace above, relocation of window on rear elevation of extension and alterations to steps.
Granted Full applications New dwelling Extension +1Small domestic
Other heritage and listed building applications
In Camden
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2026/1141/L Granted
25 John Street London WC1N 2BS
Internal and external alterations to partition layout at basement, supporting structures and external ground level, and alterations to design of conservatory, windows and doors granted under listed building consent 2024/0338/L dated 06/08/2024.
-
2025/1781/L Granted
Frognal Rise House Lower Terrace London NW3 6RE
Demolition of existing garage and interlinking gallery and replacement with new garage and garden room with link, new basement floor below garden, alterations to main house including replacement windows including reinstated oriel window and new French doors to entrance elevation, new roofing to side wing, new portico and replacement door to front elevation, enlargement of existing lightwell, replacement gates and canopy over entrance gate, restorations of boundary treatments, associated internal alterations including partial underpinning works and other minor alterations.
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2026/4129/L Awaiting decision
6 Leverton Street London NW5 2PJ
Strip out kitchen including floor tiles and replace; replace plumbing and flooring in rear ensuite; replace plumbing in front ensuite and WC; replace internal doors; replace garden wall with metal railing; replace 3 rear windows, 3 rear elevation side windows, 1 rear door and 1 rear elevation side door with double-glazed crittal windows and doors; remove 2 rear windows; render rear elevation brickwork; and associated works.
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2026/1686/L Granted
Flat Ground and 1st Floor and Flat 2nd and 3rd Floor 14 Downshire Hill London NW3 1NR
External and internal alterations in connection with conversion of two self-contained flats into a single-family dwellinghouse, including new doors at rear ground and second floor level, replacement windows at rear second and third floors level, removal of internal partitions, extending the stair handrail, and replacement internal doors, parquet flooring, skirting, architraves, cornicing, and fittings.
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2026/2202/L Refused
4 Hampstead Square London NW3 1AB
Erection of conservatory to front elevation.