102 Carlyon Avenue, South Harrow, Harrow, HA2 8SY Data via plota.co.uk

Refused PL/1595/26 - Certificate of Lawful Development Proposed
Change of use
Council
Harrow 4.9/10
Date received
17 Jun 2026
Postcode
HA2 8SY
Type
Certificate of Lawful Development Proposed

Description

Certificate of Lawful Proposed Development: Change of use from 6 Bed HMO (Use Class C4) to 7 Bed HMO (Use Class Sui Generis) Data via plota.co.uk

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Other new applications on this street

8 Carlyon Avenue, South Harrow, Harrow, HA2 8SX

First floor rear extension (Retrospective)

PL/0934/26 - 28 May 2026

83 Carlyon Avenue, South Harrow, Harrow, HA2 8SN

Certificate of Lawful Development (Proposed): Alterations and extension to roof ...

PL/0907/26 - 23 May 2026

Nearby new applications

102 Carlyon Avenue, South Harrow, Harrow, HA2 8SY

Change of use from HMO C4 to Sui Generis (Large HMO)

PL/1593/26 - 14 Aug 2026

49 Warwick Avenue, South Harrow, Harrow, HA2 8RE

Front porch and canopy; Single storey side to rear extension; Installation of Ai...

PL/2085/26 - 12 Aug 2026

33 Tregenna Avenue, South Harrow, Harrow, HA2 8QH

Single storey rear extension; front porch; external alterations

PL/2000/26 - 29 Jul 2026

17 Somervell Road, South Harrow, Harrow, HA2 8TY

Certificate of Lawful Proposed Development: Alterations to roof to form end gabl...

PL/1796/26 - 7 Jul 2026

114 Somervell Road, South Harrow, Harrow, HA2 8TT

Certificate of Lawful Proposed Development: Demolition and replacement of first ...

PL/1772/26 - 1 Jul 2026

59 Leamington Crescent, South Harrow, Harrow, HA2 9HH

Certificate of Lawful Development (Proposed): Garden room with garden tools stor...

PL/1716/26 - 26 Jun 2026

Historical activity at this location

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

This property

Previous applications at this address

2025
Single storey rear extension
PL/2700/25
2025 Refused
Single storey rear extension: 6.00 metres deep, 3.00 metres maximum height and 3.00 metre…
PL/2220/25
2025
Single storey rear extension: 6.00 metres deep, 3.00 metres maximum height and 3.00 metre…
PL/2219/25
2025 Approved
Certificate of Lawful Proposed Development: Single storey side extension. Hip to gable en…
PL/1910/25
2025 Refused
Single storey rear extension: 6.00 metres deep, 3.00 metres maximum height and 3.00 metre…
PL/1746/25
Within ~100m

Nearby activity

2025 Refused
79 Carlyon Avenue, South Harrow, Harrow, HA2 8ST
Demolition of detached garage; re-development to provide a detached single storey dwellin…
PL/0193/25
2025 Approved
53 Carlyon Avenue, South Harrow, Harrow, HA2 8ST
Single storey front extension, Single and two storey side to rear extension, Single store…
PL/0036/25
2024 Approved
53 Carlyon Avenue, South Harrow, Harrow, HA2 8ST
Single storey rear extension: 6.00 metres deep, 3.00 metres maximum height and 2.80 metre…
PL/3065/24
2024 Approved
70 Carlyon Avenue, South Harrow, Harrow, HA2 8SY
Single storey rear extension: 6.00 metres deep, 3.00 metres maximum height and 3.00 metre…
PL/2666/24
2023 Approved
49 Carlyon Avenue, South Harrow, Harrow, HA2 8ST
Conversion of dwelling into two flats (2 X 2 bed); single and two storey side and rear ex…
PL/0387/23
2023 Approved
75 Carlyon Avenue, South Harrow, Harrow, HA2 8ST
CERTIFICATE OF LAWFUL DEVELOPMENT (PROPOSED): Alterations and extension to roof to form e…
P/0625/23
2023 Approved
75 Carlyon Avenue, South Harrow, Harrow, HA2 8ST
Single storey rear extension: 6.00 metres deep, 3.00 metres maximum height and 3.00 metre…
P/0630/23/PRIOR
2022 Approved
49 Carlyon Avenue, South Harrow, Harrow, HA2 8ST
Single and two storey side to rear extension and single storey rear extension
P/1792/22
2022 Approved
76 Carlyon Avenue, South Harrow, Harrow, HA2 8SY
Single storey rear extension: 6.00 metres deep, 3.40 metres maximum height and 3.00 metre…
P/3459/22/PRIOR
2022 Approved
76 Carlyon Avenue, South Harrow, Harrow, HA2 8SY
Detached outbuilding at rear for use as Gym/playroom
P/3004/22
2022 Approved
76 Carlyon Avenue, South Harrow, Harrow, HA2 8SY
CERTIFICATE OF LAWFUL DEVELOPMENT (PROPOSED): Alterations to roof to form end gable, rear…
P/3005/22
2022 Refused
76 Carlyon Avenue, South Harrow, Harrow, HA2 8SY
Single storey rear extension: 6.00 metres deep, 3.55 metres maximum height and 3.00 metre…
P/3011/22/PRIOR
2020 Approved
90 Carlyon Avenue, South Harrow, Harrow, HA2 8SY
Single storey rear extension; external alterations
P/4635/20
2020 Approved
90 Carlyon Avenue, South Harrow, Harrow, HA2 8SY
Single Storey Rear Extension: 6.00 metres deep, 3.50 metres maximum height, 2.80 metres h…
P/1590/20/PRIOR
2019 Approved
71 Carlyon Avenue, South Harrow, Harrow, HA2 8ST
CERTIFICATE OF LAWFUL DEVELOPMENT (PROPOSED): Rear dormer with Juliette balcony; three ro…
P/4697/19
2019 Approved
78 Carlyon Avenue, South Harrow, Harrow, HA2 8SY
CERTIFICATE OF LAWFUL DEVELOPMENT (PROPOSED): Alterations to roof to form end gable; rear…
P/3178/19
2019 Approved
78 Carlyon Avenue, South Harrow, Harrow, HA2 8SY
Single Storey Rear Extension: 6 metres deep, 3.40 metres maximum height, 3 metres high to…
P/3192/19/PRIOR
2019 Approved
90 Carlyon Avenue, Harrow, HA2 8SY
Single storey rear extension: 6 metres deep 3.50 Metres maximum height 2.8 Metres high to…
P/1697/19/PRIOR
2017 Approved
71 Carlyon Avenue, Harrow, HA2 8ST
Single storey outbuilding in rear garden (demolition of garage)
P/4703/17
2017 Approved
71 Carlyon Avenue, Harrow, HA2 8ST
Single storey rear extension: extending 6 metres beyond the original rear wall 3.40 Metre…
P/0206/17/PRIOR
2017 Approved
59 Carlyon Avenue, Harrow, HA2 8ST
Single storey rear extension: extending 6 metres beyond the original rear wall 3 metres m…
P/2001/17/PRIOR
2017 Withdrawn
59 Carlyon Avenue, South Harrow, Harrow, HA2 8ST
Single Storey Rear Extension: extending 6 metres beyond the original rear wall, 2.9 metre…
P/1531/17
2016 Approved
71 Carlyon Avenue, Harrow, HA2 8ST
Single storey rear extension: extending 6 metres beyond the original rear wall 3.40 Metre…
P/5491/16
Harrow
Planning Authority Score
4.9/10
Below average
#153 of 296 councils
Relevant to this application:
Change of use

Harrow ranks #115 out of 296 councils for householder decision speed. Harrow is also one of the strictest councils - it refuses more householder applications than almost any other, with only 83% approved vs 90% nationally.

One of the strictest councils
only 83% approved vs 90% nationally
These figures are council-wide context, not a prediction for this application. View full council performance
Harrow decision performance
Based on MHCLG data, the year to March 2026
78%
Overall approval rate
Below avg (87%) #273 of 296
83%
Householder approved
Below avg (90%) #261 of 296
71%
Decided in 8 weeks
Above avg (63%) #115 of 296
33%
Extended time limit
Below avg (41%) #77 of 296
44%
Minor dwellings approved
133 decided (1-9 homes)
80%
Major dwellings approved
5 decided (10+ homes)
38%
Change of use approved
26 decided
1,330
Total decisions
298 refused in the year to March 2026
Source: MHCLG planning statistics · See full council rankings