84 Long Elmes, Harrow Weald, Harrow, HA3 5JY Data via plota.co.uk

Approved PL/0822/26 - Certificate of Lawful Development Existing
Admin / procedural
Council
Harrow 4.9/10
Date received
23 Mar 2026
Postcode
HA3 5JY
Type
Certificate of Lawful Development Existing

Description

Certificate of lawful development (existing): Use of dwelling as a small House in Multiple Occupation (Class C4) Data via plota.co.uk

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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

21 Aug 2026Approved

50 Long Elmes, Harrow Weald, Harrow, HA3 5JL

Certificate of Lawful Development (Proposed): Rear dormer; three rooflights in f...

PL/1774/26
22 Jul 2026Pending

129 Long Elmes, Harrow Weald, Harrow, HA3 5LB

First floor side to rear extension; single and two storey rear extension

PL/1928/26
10 Jun 2026Approved

19 Long Elmes, Harrow Weald, Harrow, HA3 5LE

Single story front extension incorporating porch; Single storey side extension; ...

PL/1520/26

Nearby new applications

27 Aug 2026Pending

5 Clewer Crescent, Harrow Weald, Harrow, HA3 5QA

Certificate of Lawful Development (Existing): Single storey rear extension; exte...

PL/2223/26
21 Aug 2026Approved

50 Long Elmes, Harrow Weald, Harrow, HA3 5JL

Certificate of Lawful Development (Proposed): Rear dormer; three rooflights in f...

PL/1774/26
22 Jul 2026Pending

129 Long Elmes, Harrow Weald, Harrow, HA3 5LB

First floor side to rear extension; single and two storey rear extension

PL/1928/26
21 Jul 2026Approved

129 Long Elmes, Harrow Weald, Harrow, HA3 5LB

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

PL/1927/26
17 Jul 2026Refused

72 Weighton Road, Harrow Weald, Harrow, HA3 6HZ

Single storey front extension incorporating front porch, single and two storey s...

PL/1890/26
17 Jul 2026Decided

133 Courtenay Avenue, Harrow Weald, Harrow, HA3 6LJ

Single storey rear extension: 5.00 metres deep, 3.30 metres maximum height and 3...

PL/1843/26

Historical activity at this location

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

This property

Previous applications at this address

2025 Approved
Single storey rear extension: 6.00 metres deep, 3.30 metres maximum height and 3.00 metre…
PL/3219/25
Within ~100m

Nearby activity

2025
122 Long Elmes, Harrow Weald, Harrow, HA3 5JY
Single storey side extension
PL/1768/25
2025 Approved
9 Stox Mead, Harrow Weald, Harrow, HA3 5JX
Certificate of Lawful Development Existing: Continued use of the property as a small Hous…
PL/1677/25
2025 Approved
117 Long Elmes, Harrow Weald, Harrow, HA3 5LD
First Floor Rear Extension
PL/1672/25
2025 Approved
122 Long Elmes, Harrow Weald, Harrow, HA3 5JY
Single storey rear extension: 6.00 metres deep, 3.75 metres maximum height and 2.87 metre…
PL/1658/25
2025
100a Long Elmes, Harrow Weald, Harrow, HA3 5JY
Certificate of Lawful Proposed Development: Use as Class 3C(b) - Children's Care Home
PL/1135/25
2025 Approved
3 Stox Mead, Harrow Weald, Harrow, HA3 5JX
Single storey rear extension: 6.00 metres deep, 2.80 metres maximum height and 2.80 metre…
PL/0943/25
2025 Approved
117 Long Elmes, Harrow Weald, Harrow, HA3 5LD
Single storey rear extension: 6.00 metres deep, 3.30 metres maximum height and 2.50 metre…
PL/0773/25
2025 Approved
9 Stox Mead, Harrow Weald, Harrow, HA3 5JX
Single storey rear extension: 6.00 metres deep, 3.00 metres maximum height and 3.00 metre…
PL/0099/25
2023 Refused
121 Long Elmes, Harrow Weald, Harrow, HA3 5LD
Change of use of dwelling into nursery (use class E)
PL/0171/23
2023 Approved
116 Long Elmes, Harrow Weald, Harrow, HA3 5JY
CERTIFICATE OF LAWFUL DEVELOPMENT (PROPOSED): Single storey rear extension
P/0457/23
2022 Approved
121 Long Elmes, Harrow Weald, Harrow, HA3 5LD
Single storey front extension incorporating porch; single storey side to rear extension…
P/2545/22
2022 Approved
121 Long Elmes, Harrow Weald, Harrow, HA3 5LD
Single Storey Rear Extension: 6.00 metres deep, 3.20 metres maximum height, 2.95 metres h…
P/1868/22/PRIOR
2021 Approved
104 Long Elmes, Harrow Weald, Harrow, HA3 5JY
Reduction in roof ridge height and size of rear dormer
P/4114/21
2020 Approved
98 Long Elmes, Harrow Weald, Harrow, HA3 5JY
Certificate of lawful development (proposed): rear dormer; installation of two rooflights…
P/0148/20
2019 Approved
104 Long Elmes, Harrow Weald, Harrow, HA3 5JY
Alterations to roof to form end gable and rear dormer; installation of one rooflight in f…
P/4752/19
2019 Approved
96 Long Elmes, Harrow Weald, Harrow, HA3 5JY
Conservatory At Rear; External Steps (Part Retrospective) and Removal of Handrail
P/2341/19
2018 Approved
96 Long Elmes, Harrow Weald, Harrow, HA3 5JY
Conservatory at rear; external steps and handrail (retrospective)
P/5670/18
2018 Approved
18 Stox Mead, Harrow, HA3 5JX
Single and two storey side to rear extension; single storey rear extension; rear dormer…
P/2641/18
2018 Approved
74 Long Elmes, Harrow Weald, Harrow, HA3 5JY
Certificate of lawful development (proposed): front porch single storey rear extension; s…
P/1522/18
2017 Approved
74 Long Elmes, Harrow Weald, Harrow, HA3 5JY
Single Storey Rear Extension: extending 6 metres beyond the original rear wall, 3 metres…
P/0012/18/PRIOR
2017 Approved
74 Long Elmes, Harrow Weald, Harrow, HA3 5JY
Single storey rear extension: extending 6 metres beyond the original rear wall 3 metres m…
P/4626/17/PRIOR
2017 Approved
74 Long Elmes, Harrow Weald, Harrow, HA3 5JY
Single storey rear extension: extending 6 metres beyond the original rear wall 3 metres m…
P/0309/17
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