12 Queen Margaret's Grove, London, N1 4QD Data via plota.co.uk

P2026/1057/FUL - Full Planning Application Approved
Extensions & alterations

Proposal

Proposed two rear dormer additions to rear roof slope, conservation-style rooflight to outrigger roof, replacement slimline double glazing to original windows and replacement main roof to natural slate. Data via plota.co.uk

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View original council record ↗

Application progress

✓
Received
15 May 2026
✓
Validated
18 May 2026
✓
Consultation
21 May 2026
✓
Approved
9 Jul 2026

Approved on 9 Jul 2026 · Delegated · Last checked 12 Jul 2026

Site constraints 3

Heritage

Article 4 direction

Planning designations

Mildmay Liveable NeighbourhoodNewington Green

Constraints recorded by the council for this site. Documents on the council site ↗

Other new applications on this street

Flat C, 45 Queen Margaret's Grove, London, N1 4PZ

Construction of a single-story rear extension with courtyard. Replacement of rea...

P2026/1245/FUL - 21 May 2026

Nearby new applications

120 De Beauvoir Road, Hackney, London, N1 4DJ

T1 Robinia: selective crown reduction reducing up to 2m northern and western sid...

2026/1373 - 29 Jul 2026

WILLIAM GEE HOUSE, 520 - 522 Kingsland Road, Hackney, London, E8 4AH

Non material amendment to planning permission ref 2022/1030 dated 17/05/2023 com...

2026/1587 - 29 Jul 2026

57 Albion Road, Hackney, London, N16 9PP

(none)

2026/1353 - 29 Jul 2026

1A Ardleigh Road, Hackney, London, N1 4HS

Non-material amendment of planning permission ref: 2025/1484 (dated 12/09/2025) ...

2026/0986 - 28 Jul 2026

41 Ardleigh Road, Hackney, London, N1 4HS

Installation of new rear glazed doors on the lower ground floor level.

2026/1019 - 28 Jul 2026

150 De Beauvoir Road, Hackney, London, N1 4DJ

Erection of a single storey side return rear extension, part basement with front...

2026/1172 - 28 Jul 2026

Important details

Council
Islington
Application type
Full Planning Application
Postcode
N1 4QD
Received
15 May 2026
Validated
18 May 2026
Ward
Mildmay
Case officer
Show
Target decision
9 Jul 2026
Decision
Approve with conditions
Decision date
9 Jul 2026
Decision level
Delegated
Applicant
Show
Agent
Ed Shinton

Consultation & key dates

Alt. reference
PP-14875119
Comments by
13 Jun 2026
Site notice
21 May 2026
Press notice
21 May 2026

Historical activity at this location

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

Within ~100m

Nearby activity

2025 Refused
79 Mildmay Grove North, London, N1 4PL
Proposed two storey rear extension to ground and first floors including roof terrace with…
P2025/2853/FUL
2025 Refused
79 Mildmay Grove North, London, N1 4PL
Erection of a rear dormer extension and two rooflights to front roofslope.
P2025/2852/FUL
2025 Approved
31 Mildmay Road, London, N1 4PU
Replacement timber sash windows to front and rear, new doors and windows to rear, erectio…
P2025/1988/FUL
2025 Withdrawn
79 Mildmay Grove North, London N1 4PL
Erection of a part two storey, part three storey rear extension including roof terrace wi…
P2025/0936/FUL
2025 Approved
94 Mildmay Grove South, London, N1 4PJ
Replacement of rear lower ground floor timber single glazed doors with powder coated alum…
P2025/1376/FUL
2024 Approved
111 Mildmay Grove North, London
The application proposal is for a suite of changes to the rear garden to improve the resi…
P2024/3185/LBC
2024 Approved
61 Queen Margaret's Grove, London
Replacement of existing single glazed timber sliding sash windows with double glazed timb…
P2024/2333/FUL
2024
89 Mildmay Grove North, London
T1- Magnolia tree in front garden- crown reduction of approximately 2m on all aspects of…
P2024/2534/TRE
2024
Flat A, 103 Mildmay Grove North, London, N1 4PL
T1: Remove new growth no further than previous points of reduction. Photos and sketch att…
P2024/2343/TRE
2024 Approved
The Upper School, King Henry's Walk, London, N1 4NH
Installation of glazed partitions to form two classrooms.
P2024/0600
2024
111 Mildmay Grove North, London
T1: Lime x 2: Remove new growth no further than previous points of reduction.
P2024/1666/TRE
2024
109 Mildmay Grove North, London, N1 4PL
T1: Lime: Remove new growth no further than previous points of reduction.
P2024/1661/TRE
2024
St Jude's And St Paul's Church, 113 Mildmay Grove North, London, N1 4PL
T1 - Cherry - Fell due to decay at base and suspected root damage to water pipes causing…
P2024/0907
2024 Approved
47A Queen Margaret's Grove, London, N1 4PZ
Rear garden R/G- T1: Self seeded Ash: Reduce by 2m in height.
P2024/0609/TRE
2023 Approved
97 Mildmay Grove North, London, N1
Rear Garden TPO 268/2006 T1 - Acer: Crown reduce 5m to previous reduction points Pruning…
P2023/2029/TRE
2023 Approved
Flat A, 101 Mildmay Grove North, London, N1 4PL
Rear garden (TPO ref: T2 of TPO.268/2006) (T1 on Usher's report) Sycamore - reduce crown…
P2023/1940/TRE
2023
St Jude's And St Paul's Church, 113 Mildmay Grove North, London, N1 4PL
T1 - Cherry - Fell due to decay at base and suspected root damage to water pipes causing…
P2023/2116
2023 Approved
57 Queen Margaret's Grove, London, N1 4PZ
Rear garden (T1) Pittosporum (Pittosporum tenuifolium tobira) - FELL (remove to ground le…
P2023/0994/TRE
2023 Approved
88 Mildmay Grove South, London, N1 4PJ
Roof extension comprising 2 rear dormer windows with insertion of 2 front rooflights
P2023/0123/FUL
2022 Approved
Thomas Cromwell Court, 50 King Henry's Walk, London, N1 4NP
Replacement of existing timber balcony features to south-western elevation to introduce a…
P2022/4129/FUL
2017 Approved
41 A Queen Margaret's Grove Islington LONDON N1 4PZ
Single storey lower ground floor rear extension with new external staircase and balustrad…
P2017/0183/FUL
2016 Approved
105 Mildmay Grove North LONDON N1 4PL
Subdivision of existing dwelling to form 2 x 3 bedroom maisonettes, with part single stor…
P2016/2934/FUL
2016 Refused
105 Mildmay Grove North Islington N1 4PL
Erection of full width lower ground, half width first floor rear extension as well as roo…
P2016/1743/FUL
2016
Flat B, 23 Mildmay Road, London, N1 4PU
Front garden: 1 x Tree of Heaven- Fell and poison
P2016/2240/TRE
2016 Refused
105 Mildmay Grove North London N1 4PL
Conversion of existing single dwellinghouse to form 2x 3 bedroom flats. Erection of a par…
P2016/0187/FUL
Islington
Planning Authority Score
2.9/10
Poor
#237 of 296 councils
Relevant to this application:
Householder decisions

Islington is slower than most councils at deciding householder applications, ranking #260 out of 296. 53% of applications have the time limit extended, above the 41% national average. Householder applications are slightly more likely to be approved here (93%) 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
Islington decision performance
Based on MHCLG data, the year to March 2026
89%
Overall approval rate
Above avg (87%) #132 of 296
93%
Householder approved
Above avg (90%) #130 of 296
43%
Decided in 8 weeks
Below avg (63%) #260 of 296
53%
Extended time limit
Above avg (41%) #241 of 296
89%
Minor dwellings approved
499 decided (1-9 homes)
100%
Major dwellings approved
1 decided (10+ homes)
89%
Change of use approved
19 decided
1,488
Total decisions
167 refused in the year to March 2026
Source: MHCLG planning statistics · See full council rankings