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

Pending PL/0935/26 - Householder
Extensions & alterations
Council
Harrow 5.4/10
Date received
18 Apr 2026
Postcode
HA2 8SX
Type
Householder

Description

Conservatory to rear (Retrospective)

Get alerts nearby Council site ↗

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

40A Somervell Road, South Harrow, Harrow, HA2 8TT

Details pursuant to Condition 15 (television reception) and 16 (fire safety) att...

PL/1436/26 - 4 Jun 2026

40A Somervell Road, South Harrow, Harrow, HA2 8TT

Details pursuant to Condition 10 (Landscaping) attached to planning permission P...

PL/1434/26 - 4 Jun 2026

78 Tregenna Avenue, South Harrow, Harrow, HA2 8QS

Single storey rear extension: 6.00 metres deep, 3.00 metres maximum height and 2...

PL/1330/26 - 30 May 2026

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

27 Corfe Avenue, South Harrow, Harrow, HA2 8TA

First floor rear extension; external alterations

PL/1119/26 - 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 Approved
7 Balmoral Road, South Harrow, Harrow, HA2 8TF
Alterations to roof to form end gable and rear dormer, Window in end gable, Roof light in…
PL/0772/25
2022 Approved
41 Balmoral Road, South Harrow, Harrow, HA2 8TF
Single storey rear extension: 6.00 metres deep, 2.99 metres maximum height and 2.99 metre…
P/1576/22/PRIOR
2021 Approved
27 Balmoral Road, South Harrow, Harrow, HA2 8TF
Single storey rear extension.
P/4627/21
2021 Approved
7 Carlyon Avenue, South Harrow, Harrow, HA2 8SU
Single storey front extension incorporating front porch and garage; single storey side to…
P/2636/21
2020 Refused
35 Arundel Drive, South Harrow, Harrow, HA2 8PL
Single storey rear extension: 6.00 Metres deep 3.00 Metres maximum height 3.00 Metres hig…
P/2197/20/PRIOR
2020 Approved
37 Arundel Drive, Harrow, HA2 8PL
Single storey rear extension: 6.000 Metres deep 3.056 Metres maximum height 2.731 Metres…
P/0378/20/PRIOR
2019 Refused
37 Arundel Drive, South Harrow, Harrow, HA2 8PL
Single Storey Rear Extension: 6.000 metres deep, 2.731 metres maximum height, 2.731 metre…
P/5277/19/PRIOR
2019 Approved
18 Carlyon Avenue, South Harrow, Harrow, HA2 8SX
Single Storey Rear Extension: 5.0 metres deep, 3.70 metres maximum height, 3.0 metres hig…
P/4549/19/PRIOR
2019 Refused
25 Arundel Drive, South Harrow, Harrow, HA2 8PL
Single storey rear extension
P/1294/19
2018 Approved
11 Balmoral Road, South Harrow, Harrow,
Conversion of single dwellinghouse to two flats; separate amenity space; parking; landsca…
P/0611/18
2017 Approved
11 Balmoral Road, Harrow, HA2 8TF
Conversion of single dwelling to two flats; separate amenity space; parking; landscaping…
P/3293/17/5262
2017 Approved
11 Balmoral Road, Harrow, HA2 8TF
Conversion of single dwelling to two flats; separate amenity space; parking; landscaping…
P/3293/17
2017 Approved
11 Balmoral Road, Harrow, HA2 8TF
Conversion of single dwelling to two flats; separate amenity space; parking; landscaping…
P/1375/17
2016 Approved
29 Balmoral Road, Harrow, HA2 8TF
Single storey rear extension
P/5337/16
2016 Approved
43 Balmoral Road, Harrow, HA2 8TF
First floor side to rear extension
P/3771/16
2016 Approved
43 Balmoral Road, Harrow, HA2 8TF
Single storey rear extension: extending 6 metres beyond the original rear wall 3 metres m…
P/4286/16
2016 Approved
29 Balmoral Road, Harrow, HA2 8TF
Single storey rear extension
P/3346/16
2016 Approved
43 Balmoral Road, Harrow, HA2 8TF
First floor side to rear extension
P/0822/16
2016 Approved
25 Balmoral Road, Harrow, HA2 8TF
Single storey rear extension: extending 6 metres beyond the original rear wall 3.75 Metre…
P/1015/16
2016 Approved
25 Balmoral Road, Harrow, HA2 8TF
Single storey rear extension: extending 6 metres beyond the original rear wall 3.2 Metres…
P/0164/16
2024 Approved
37 Arundel Drive, South Harrow, Harrow, HA2 8PL
CERTIFICATE OF LAWFUL DEVELOPMENT (EXISTING): Outbuilding at rear for use incidental to m…
PL/0928/24
2022 Approved
11 Balmoral Road, South Harrow, Harrow,
Variation of condition 3 (landscaping) attached to planning permission P/0611/18 dated 24…
P/4333/22
2021 Approved
7 Carlyon Avenue, South Harrow, Harrow, HA2 8SU
CERTIFICATE OF LAWFUL DEVELOPMENT (PROPOSED): Alterations to roof to form end gable, rear…
P/2633/21
2019 Approved
35 Arundel Drive, South Harrow, Harrow, HA2 8PL
CERTIFICATE OF LAWFUL DEVELOPMENT (PROPOSED): Outbuilding at rear for use as games room /…
P/4353/19
2018 Approved
5 Carlyon Avenue, Harrow, HA2 8SU
Certificate of lawful development (proposed): alterations to roof to form end gable enlar…
P/0859/18
Harrow
Planning Authority Score
5.4/10
Average
#125 of 292 councils
Relevant to this application:
Householder decisions

Harrow is faster than most councils at deciding householder applications, ranking #88 out of 292. 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, 2025
78%
Overall approval rate
Below avg (87%) #270 of 292
83%
Householder approved
Below avg (90%) #255 of 292
74%
Decided in 8 weeks
Above avg (64%) #88 of 292
31%
Extended time limit
Below avg (40%) #60 of 292
49%
Minor dwellings approved
136 decided (1-9 homes)
100%
Major dwellings approved
4 decided (10+ homes)
54%
Change of use approved
24 decided
1,316
Total decisions
287 refused in 2025
Source: MHCLG planning statistics · See full council rankings