1 Kelvedon Mews, London, N1 3FW Data via plota.co.uk

P2026/0181/FUL - Full Planning (Householder) Refused
Extensions & alterations

Proposal

Erection of a single-storey front infill extension and formation of roof terrace with glass balustrade on first floor. Data via plota.co.uk

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View original council record ↗Last checked

Application progress

✓
Received
26 Jan 2026
✓
Consultation
12 Feb 2026
✗
Refused
17 Mar 2026
✗
Appeal dismissed
15 Jun 2026

Refused on 17 Mar 2026 · Delegated · Last checked 11 Jul 2026

Documents

View the documents on the council's website ↗

Site constraints 6

Article 4 directionWithin 50m of
Air quality management area: Islington AQMA
The council has declared the area as failing an air quality objective.
Schemes that add traffic, parking or combustion plant are assessed against the area's action plan and may need an air quality assessment.
Council record ↗
Conservation area 10 m away
The edge of the area; work outside it can still affect its setting.
The council must give weight to preserving or enhancing the area's character and appearance. Not every council has published its boundaries as open data.
Article 4 directionCouncil record
Some permitted development rights are withdrawn. The direction is on the council's register but not published as open data.
Council site ↗
Within 50m ofCouncil record
Recorded by the council for this site.
Council site ↗
Also on the record
Inside the Islington built-up area; Designated open space 12 m away.
Not affected
Outside flood zones 2 and 3 · Not green belt · No listed building at the site

Checked on 11 September 2026. Historic England, the Environment Agency, Natural England and council datasets, Open Government Licence. A boundary can run through a site and the council holds the definitive record: confirm with the council before relying on this.

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Important details

Council
Islington
Application type
Full Planning (Householder)
Postcode
N1 3FW
Received
26 Jan 2026
Validated
26 Jan 2026
Ward
Canonbury
Case officer
Show
Target decision
22 Mar 2026
Decision
Refusal of permission
Decision date
17 Mar 2026
Decision level
Delegated
Appeal
Dismissed · 15 Jun 2026 · Written Representations · Inspectorate case ↗
Applicant
Show
Agent
Show

How this decision compares

Decided in 50 days from validation, about the council's usual 51 days. Refused, as 6% of extensions here are.

62%decided within 8 weeks
94%approved
486decided in the last year

Plota live figures for extensions decided by Islington in the last twelve months, from validation. Islington decision record →

Consultation & key dates

Alt. reference
PP-14628198
Comments by
7 Mar 2026
Site or press notice
12 Feb 2026
Statutory expiry
5 May 2026

Historical activity at this location

26 previous applications on record - archival context, not part of the live application.

This property

Previous applications at this address

2025 Refused
Erection of a roof extension
P2025/1970/FUL
Within ~100m

Nearby activity

2025 Approved
142 Southgate Road, Hackney, London, N1 3HX
Demolition of existing single storey extension and erect new single storey ground floor r…
2025/1701
2025 Approved
Flat A, 21 Ardleigh Road, Hackney, London, N1 4HS
T1: Lime - Closest to house (L) - Removal of epicormic growth to crown break T2: Lime - C…
2025/1683
2025 Approved
1 Ardleigh Road, London, N1 4HS
Infill side extension at first floor and erection of a single-storey extension including…
2025/1484
2025 Approved
37 Ardleigh Road, Hackney, London, N1 4HS
Eucalyptus (T1) - fell tree. The tree is growing at 45 degrees towards the house and woul…
2025/1190
2025 Approved
Flat A, 164 Southgate Road, Hackney, London, N1 3HX
Bay - Reduce the height and spread back to previous reduction points (approx. 1.2m height…
2025/1102
2024 Approved
141 Southgate Road, London, N1 3JZ
Removal of rear structures and erection of a lower and raised ground floor rear extension…
P2024/3394/FUL
2025 Approved
152 Southgate Road, Hackney, London, N1 3HX
T1 - lime tree (15m) - reduce crown to previous pruning points, approximately 1.5m reduct…
2025/0929
2025 Approved
Flat A, 156 Southgate Road, Hackney, London, N1 3HX
Construction of a single storey studio building in the rear garden
2025/0790
2025 Approved
15 Ardleigh Road, Hackney, London, N1 4HS
(G1) Holly – The property has had issues with the roots damaging the drains at the front…
2025/0607
2025
8 Ockendon Road, London, N1 3NP
T1 - Acer pseudoplatanus: Cut back lateral branches overhanging roof of annex at 68A Engl…
P2025/0447/TRE
2025 Approved
41 Ardleigh Road, Hackney, London, N1 4HS
Construction of a part single storey part two storey rear extension
2025/0012
2024 Approved
160 Southgate Road, Hackney, London, N1 3HX
Erection of single storey rear extension following demolition of existing. Alterations to…
2024/2251
2024 Approved
160 Southgate Road, Hackney, London, N1 3HX
Bay (T2) - Remove
2024/1735
2024 Approved
160 Southgate Road, Hackney, London, N1 3HX
Fig (T1) - Remove
2024/1736
2024
141 Southgate Road, London, N1 3JZ
T1 Bay, propose to cut branches back to boundary. Large branches hanging over garden of 1…
P2024/1838/TRE
2023 Approved
159 Southgate Road, London, N1 3LE
Erection of a replacement two storey closet wing extension, creation of a green roof to e…
P2023/3552/FUL
2024 Approved
Flat A, 168 Southgate Road, Hackney, London, N1 3HX
T1 - olive tree (5m) - reduce height by approximately 2m. T2 - sycamore tree (14m) - in g…
2024/0944
2024
141 Southgate Road, London, N1 3JZ
Front garden T1 - Ash fell (remove) and plant appropriate replacement tree. Propose to fe…
P2024/1501/TRE
2024
141 Southgate Road, London, N1 3LF
Front garden T1 - Ash fell (remove) and plant appropriate replacement tree. Propose to fe…
P2024/0928
2023 Approved
159 Southgate Road, London, N1 3LE
Rear garden R/G- T1 walnut tree - take down to ground level. Replant with Birch.
P2023/3038/TRE
2016 Approved
17a Ardleigh Road, Hackney, London, N1 4HS
Rear of 17a - Salix Caprea. Reduce the canopy back from the building by 2m and crown lift…
2016/2671
2016 Approved
171 Southgate Road, London, N1 3LE
Rear garden: 2 x Leylandii trees (T1 and T2) - Remove A Magnolia stellata 'Jane Platt' or…
P2016/1316/TRE
2016 Approved
171 Southgate Road London N1 3LE
Demolition of existing rear extension and erection of two storey rear extension. Replacem…
P2016/1023/FUL
2016 Approved
31a Ardleigh Road, Hackney, London, N1 4HS
Front garden Cherry - reduce to previous points and remove crossing branches Rear garden…
2016/1099
2016 Approved
6 Ockendon Road, London, N1 3NP
Rear garden: 1 x Cherry (T1) - Fell and replant 1 x fruit tree.
P2016/0580/TRE
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 statistics
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