393 Pinner Road, North Harrow, Harrow, HA1 4HN Data via plota.co.uk

Approved PL/1481/26 - Householder
Extensions & alterations
Council
Harrow 4.9/10
Date received
18 Jun 2026
Postcode
HA1 4HN
Type
Householder

Description

Single storey rear extension; alteration to garage and side extension roof; conversion of garage to habitable room; external alterations Data via plota.co.uk

Get alerts nearby Council site ↗

Last checked

Site constraints 2

Air quality management area: Harrow 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 ↗
Also on the record
Inside the Harrow built-up area.
Not affected
Outside flood zones 2 and 3 · Not green belt · No scheduled monument 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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Other new applications on this street

26 Jun 2026Withdrawn

401 Pinner Road, North Harrow, Harrow, HA1 4HN

Single storey rear extension: 6.00 metres deep, 3.60 metres maximum height and 3...

PL/1724/26
2 Jun 2026Approved

399 Pinner Road, North Harrow, Harrow, HA1 4HN

Single and two storey side extension; Single storey rear extension; Alterations ...

PL/1397/26
7 Aug 2026Pending

J Stratton Law, 136 Pinner Road, North Harrow, Harrow, HA1 4JE

Change Of Use From Commercial Unit at ground floor (Class E) To 2 Self-Contained...

PL/2066/26/PRIOR
11 Jul 2026Refused

346 Pinner Road, North Harrow, Harrow

Part change of use of studio flat (C3) to extend retail unit (Class E) on ground...

PL/1695/26

Nearby new applications

11 Sept 2026Pending

48 Pinner View, North Harrow, Harrow, HA1 4QD

Variation of Condition 5 (Approved plans) attached to planning permission PL/048...

PL/2023/26
5 Sept 2026Pending

184 The Ridgeway, North Harrow, Harrow, HA2 7DD

Single storey front to side extension; Alterations to porch roof (Demolition of ...

PL/2300/26
5 Sept 2026Pending

8 Northumberland Road, North Harrow, Harrow, HA2 7RD

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

PL/1899/26
20 Aug 2026Pending

29 Gloucester Road, North Harrow, Harrow, HA1 4PP

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

PL/1402/26
19 Aug 2026Approved

8 Northumberland Road, North Harrow, Harrow, HA2 7RD

Certificate of Lawful Development (Proposed): Alteration to roof to form end gab...

PL/1744/26
13 Aug 2026Approved

9 Elm Close, North Harrow, Harrow, HA2 7BT

TPO No. 442 known as Elm Close (No.1) North Harrow T2 Willow (rear garden, rear ...

PL/0821/26

Historical activity at this location

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

Within ~100m

Nearby activity

2025 Refused
2 Westmorland Road, Harrow, HA1 4PN
Single storey front extension; two storey side extension, single and two storey rear exte…
PL/1237/25
2024 Refused
286 Pinner Road, North Harrow, Harrow, HA1 4LA
Change of use from self contained flats (use Class C3) to Nursery (use Class E) relating…
PL/3208/24
2023 Approved
2 Westmorland Road, Harrow, HA1 4PN
Two storey side and single storey rear extension; creation of end of terrace dwelling; se…
P/1222/22/6135
2023 Approved
435a Pinner Road, North Harrow, Harrow, HA1 4HN
Roof extension to create additional (2 bed) flat
P/0891/23
2023 Approved
411 Pinner Road, North Harrow, Harrow, HA1 4HN
Single storey rear extension: 6.00 metres deep, 3.40 metres maximum height and 3.00 metre…
P/1037/23/PRIOR
2023
419 Pinner Road, Harrow, HA1 4HN
Single storey rear extension: 6.00 Metres deep 3.00 Metres maximum height and 3.00 Metres…
P/3218/22/6167
2022 Approved
16 Westmorland Road, Harrow, HA1 4PN
Conversion of detached garage in rear garden for use as annexe ancillary to dwelling; ext…
P/4257/22
2022 Approved
419 Pinner Road, North Harrow, Harrow, HA1 4HN
Single storey rear extension: 6.00 metres deep, 3.00 metres maximum height and 3.00 metre…
P/3218/22/PRIOR
2022 Approved
373 Pinner Road, North Harrow, Harrow, HA1 4HN
Single storey rear extension: 6.00 metres deep, 3.00 metres maximum height and 2.80 metre…
P/3225/22/PRIOR
2022 Approved
19 Westmorland Road, Harrow, HA1 4PN
Single storey rear extension No.1: 4.00 metres deep, 3.00 metres maximum height and 2.90…
P/3132/22/PRIOR
2022 Refused
419 Pinner Road, North Harrow, Harrow, HA1 4HN
Single storey rear extension: 5.90 metres deep, 3.00 metres maximum height and 3.00 metre…
P/2622/22/PRIOR
2022 Refused
19 Westmorland Road, Harrow, HA1 4PN
Single storey rear extension: 4.00 metres deep, 3.00 metres maximum height and 2.90 metre…
P/2356/22/PRIOR
2022 Refused
419 Pinner Road, North Harrow, Harrow, HA1 4HN
Single storey rear extension: 6.00 metres deep, 3.00 metres maximum height and 3.00 metre…
P/1748/22/PRIOR
2022 Refused
2 Westmorland Road, Harrow, HA1 4PN
Two storey side and single storey rear extension; Creation of end of terrace dwelling; se…
P/1222/22
2022 Refused
19 Westmorland Road, Harrow, HA1 4PN
Single storey rear extension
P/1355/22
2022 Refused
419 Pinner Road, North Harrow, Harrow, HA1 4HN
Conservatory at rear
P/0461/22
2021 Approved
425b Pinner Road, North Harrow, Harrow, HA1 4HN
Alterations to roof to form end gable and rear dormer; installation of two rooflights in…
P/4170/21
2021 Refused
2 Westmorland Road, Harrow, HA1 4PN
Two storey front extension; two storey side extension; single storey rear extension; crea…
P/2516/21
2021 Approved
11 Westmorland Road, Harrow, HA1 4PN
Single storey rear extension
P/2671/21
2021 Approved
15 Westmorland Road, Harrow
Details pursuant to conditions 3 (landscaping/boundary treatment/paving) and 5 (refuse an…
P/0810/21
2016 Approved
403 Pinner Road, Harrow, HA1 4HN
Conversion of dwelling into four flats; conversion of garage to habitable room; external…
P/5926/16
2016 Approved
357B Pinner Road, Harrow, HA1 4HN
Vehicle crossover
P/1407/16/5009
2016 Approved
435A Pinner Road, Harrow, HA1 4HN
Roof extension to create additional flat
P/4169/16
2016 Approved
357B Pinner Road, Harrow, HA1 4HN
Vehicle crossover
P/1407/16
2016 Approved
403 Pinner Road, Harrow, HA1 4HN
Single storey rear extension: extending 6 metres beyond the original rear wall 3 metres m…
P/0317/16
Harrow
Planning Authority Score
4.9/10
Below average
#153 of 296 councils
Relevant to this application:
Householder decisions

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 statistics
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