4 Hampstead Square London NW3 1AB

Pending 2026/2145/P
Extensions & alterations
Council
Camden 3.2/10
Date received
29 May 2026
Date validated
29 May 2026
Postcode
NW3 1AB

Description

Erection of conservatory to front elevation.

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Other new applications on this street

4 Hampstead Square London NW3 1AB

Erection of conservatory to front elevation.

2026/2202/L - 29 May 2026

10 Hampstead Square London NW3 1AB

(TPO REF: 10H-T43) REAR GARDEN: 1 x Beech (T1) - Crown reduction as indicated on...

2026/1237/T - 27 Mar 2026

10 Hampstead Square London NW3 1AB

DD 5 Day Notice REAR GARDEN: 1 x Japanese Maple (T1) - Fell to ground level. 1 x...

2026/1069/T - 17 Mar 2026

10 Hampstead Square London NW3 1AB

(TPO REF: 10H-T43) REAR GARDEN: 1 x Beech (T1) - Crown reduction as indicated on...

2026/1237/T - 14 Feb 2026

Nearby new applications

71 Frognal London NW3 6XY

Installation of vehicle gate.

2026/2201/P - 1 Jun 2026

4 Oak Hill Park London NW3 7LG

FRONT GARDEN: 1 x Conifer (T8) - Fell to ground level.

2026/2177/T - 29 May 2026

4 Hampstead Square London NW3 1AB

Erection of conservatory to front elevation.

2026/2202/L - 29 May 2026

Flat 5 The Pryors East Heath Road London NW3 1BS

Installation of timber sliding sash and casement double-glazed windows ?tted wit...

2026/2198/P - 29 May 2026

13A Downshire Hill London NW3 1NR

REAR GARDEN: 1 x Yew (T1) - Thin crown density throughout by approx. 25% removin...

2026/2144/T - 28 May 2026

Frognal House 99 Frognal London NW3 6XR

Details for discharge of condition 6 (chartered engineer), 9 (Flood risk mitigat...

2026/2108/P - 27 May 2026

Historical activity at this location

25 nearby applications on record - archival context, not part of the live application.

Within ~100m

Nearby activity

2024 Approved
2 Hampstead Square London NW3 1AB
Details pursuant to conditions 3a (doors) and 3c (facing materials) of listed building co…
2024/5437/L
2024 Approved
9 Holford Road London NW3 1AD
FRONT GARDEN: 1 x Magnolia (T1) - Fell to ground level.
2024/4709/T
2024 Approved
1 Elm Row London NW3 1AA
FRONT GARDEN: 1 x Willow (Salix spp) (T1) - Reduce all round to previous reduction points…
2024/4739/T
2024 Approved
2 Elm Row London NW3 1AA
FRONT GARDEN: 1 x Horse Chestnut (T1) - Crown reduce by 3m back to previous.
2024/3113/T
2024 Approved
8 Holford Road London NW3 1AD
Erection of a glazed orangery to the rear elevation.
2024/1155/P
2024 Approved
Hampstead Square Gardens Hampstead Square London NW3 1AB
(TPO REF: 10H-T37) IN COMMUNAL GARDEN: 1 x Lime (T1) - Reduce crown by 30% back to previo…
2024/2536/T
2024 Withdrawn
5 The Mount Square London NW3 6SY
Installation of internal secondary glazing to ground-floor righthand sash window in front…
2024/2569/INVALID
2024 Approved
2 Elm Row London NW3 1AA
FRONT GARDEN: 1 x Bay (T3) - Reduce crown by up to approx. 1.5m all around as is practica…
2024/1134/T
2023 Withdrawn
5 The Mount Square London NW3 6SY
Replacement of two first and second-floor single-glazed Crittall casement windows facing…
2023/2434/L
2024 Approved
5 Elm Row London NW3 1AA
FRONT GARDEN: 4 x Pleached Pears (T1, T2, T3 & T4) - Reduce by approx. 1.25m. Preserving…
2024/0812/T
2023 Approved
Flat 3 2 Holford Road London NW3 1AD
Replacement of single-glazed timber framed windows at 1st floor level on front, rear and…
2023/4305/P
2023 Approved
3 Elm Row London Camden NW3 1AA
Internal alterations, including the relocation of kitchen, reconfigurations to the closet…
2023/3800/L
2023 Withdrawn
3 Elm Row London Camden NW3 1AA
Refurbishment of sash boxex and new slimline double glazing sash windows to match existin…
2023/3609/P
2023 Refused
114 Flat 1st And 2nd Floor Heath Street London NW3 1DR
Replacement roof including roof extension at rear and replacement roof dormer, rooflight…
2023/1036/P
2023 Refused
114 Flat 1st And 2nd Floor Heath Street London NW3 1DR
Replacement roof including roof extension at rear and replacement roof dormer, rooflight…
2023/2319/L
2023 Approved
1 Holford Road London NW3 1AD
REAR GARDEN: 1 x London Plane (T3) - Reduce poles down by up to 4m and back to the most r…
2023/4389/T
2023 Approved
Queen Mary's Hospital 23 East Heath Road London NW3 1DU
+++ADDRESS AMENDED+++ REAR GARDEN: 1 x Lime (T1) - Crown reduce by 2m back to previous, r…
2023/3684/T
2023 Approved
8 Holford Road London NW3 1AD
REAR GARDEN: 2 x Holm Oaks (T1 & T2) - Reduce crowns by up to 2m. 1 x Olive (T3) - Reduce…
2023/3417/T
2023 Approved
2 Holford Road London NW3 1AD
FRONT GARDEN: 1 x Sycamore (T1) - Crown thin by 30%.
2023/2985/T
2023 Approved
Christchurch Cottage Christchurch Passage London NW3 1JG
DD 5 Day Notice REAR GARDEN: 1 x Poplar (T1) - Fell to ground level.
2023/2612/T
2016 Approved
Christ Church Primary School Christchurch Hill London NW3 1JH
Alterations to the existing school kitchen. External alterations include new roller shutt…
2016/2586/L
2016 Approved
Christ Church Primary School Christchurch Hill London NW3 1JH
External alterations to the existing school kitchen including new roller shutter, roof co…
2016/2210/P
2016 Approved
116 Heath Street London NW3 1DR
Erection of single storey rear extension to replace existing timber structure and replace…
2016/1012/P
2016 Approved
17 The Mount Square London NW3 6SX
Regularise the layout for new first floor partitions to alter internal layout, new stair…
2016/1790/L
2016 Withdrawn
17 The Mount Square London NW3 6SX
Regularise the layout for new first floor partitions to alter internal layout, new stair…
2016/1553/P
Camden
Planning Authority Score
3.2/10
Poor
#229 of 292 councils
Relevant to this application:
Householder decisions

Camden is slower than most councils at deciding householder applications, ranking #222 out of 292. Householder applications are slightly less likely to be approved here (86%) than the national average (90%).

Slower than most councils
for householder decisions
These figures are council-wide context, not a prediction for this application. View full council performance
Camden decision performance
Based on MHCLG data, 2025
89%
Overall approval rate
Above avg (87%) #128 of 292
86%
Householder approved
Below avg (90%) #234 of 292
53%
Decided in 8 weeks
Below avg (64%) #222 of 292
39%
Extended time limit
Below avg (40%) #138 of 292
89%
Minor dwellings approved
442 decided (1-9 homes)
71%
Major dwellings approved
7 decided (10+ homes)
90%
Change of use approved
52 decided
1,969
Total decisions
208 refused in 2025
Source: MHCLG planning statistics · See full council rankings