45 Athelstone Road, Harrow Weald, Harrow, HA3 5NX Data via plota.co.uk

Pending PL/1382/26 - Certificate of Lawful Development Proposed
Extensions & alterations
Council
Harrow 4.9/10
Date received
26 Aug 2026
Postcode
HA3 5NX
Type
Certificate of Lawful Development Proposed

Description

Certificate of Lawful Development (Proposed): Front porch; rear dormer; three rooflights in front roof slope Data via plota.co.uk

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Last checked

Decision outlook

Plota predicts a decision between 10 Oct 2026 and 18 Oct 2026, from recent lawful development certificates across the UK.

Day 19 of the 56-day target. Councils usually decide lawful development certificates by day 50.

Day 1937 days to the 56-day target
84%decided within 8 weeks
85%approved
19,862decided in the last year

Plota live figures for lawful development certificates decided across the UK in the last twelve months, from validation; too few recent lawful development certificates in Harrow to go on. Harrow decision record →

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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Historical activity at this location

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

Within ~100m

Nearby activity

2024
29 Toorack Road, Harrow Weald, Harrow, HA3 5HR
Conversion of dwellinghouse into two flats (2 X 1 bed); separate amenity space; bin / cyc…
PL/2293/24
2024 Approved
40 Athelstone Road, Harrow Weald, Harrow, HA3 5NZ
Single storey rear extension: 6.00 metres deep, 3.50 metres maximum height and 3.00 metre…
PL/1979/24
2024 Refused
29 Toorack Road, Harrow Weald, Harrow, HA3 5HR
Conversion of dwellinghouse into two flats (2 X 2 beds); separate amenity space; bin / cy…
PL/0931/24
2024 Approved
31 Athelstone Road, Harrow Weald, Harrow, HA3 5NX
Single storey rear extension; external alterations
PL/0866/24
2024 Approved
31 Toorack Road, Harrow Weald, Harrow, HA3 5HR
Single storey rear extension: 6.00 metres deep, 3.90 metres maximum height and 3.00 metre…
PL/0419/24
2024 Approved
29 Toorack Road, Harrow Weald, Harrow, HA3 5HR
Single storey rear extension: 6.00 metres deep, 3.40 metres maximum height and 3.00 metre…
PL/0228/24
2024 Approved
29 Toorack Road, Harrow Weald, Harrow, HA3 5HR
Certificate of Lawful Proposed Development: Rear Dormer and insertion of one rooflight in…
PL/0227/24
2023 Approved
43 Athelstone Road, Harrow Weald, Harrow, HA3 5NX
Single Storey Rear Extension: 3.50 metres deep, 3.00 metres maximum height, 2.70 metres h…
PL/0183/23
2023 Refused
43 Athelstone Road, Harrow Weald, Harrow, HA3 5NX
Single Storey Rear Extension: 3.50 metres deep, 2.70 metres maximum height, 2.50 metres h…
P/2111/23/PRIOR
2023 Approved
85 Whitefriars Avenue, Harrow Weald, Harrow, HA3 5RJ
Single storey rear extension: 6.00 metres deep, 3.00 metres maximum height and 3.00 metre…
P/1723/23/PRIOR
2023 Approved
46 Athelstone Road, Harrow Weald, Harrow, HA3 5NZ
CERTIFICATE OF LAWFUL DEVELOPMENT (EXISTING): Single storey rear extension; external alte…
P/1525/23
2022 Approved
87 Whitefriars Avenue, Harrow Weald, Harrow, HA3 5RJ
CERTIFICATE OF LAWFUL DEVELOPMENT (PROPOSED): Alterations to roof; rear dormer with Julie…
P/4240/22
2022 Approved
87 Whitefriars Avenue, Harrow Weald, Harrow, HA3 5RJ
Single storey rear extension: 5.00 metres deep, 2.97 metres maximum height and 2.83 metre…
P/3721/22/PRIOR
2022 Approved
17 Toorack Road, Harrow Weald, Harrow, HA3 5HR
CERTIFICATE OF LAWFUL DEVELOPMENT (PROPOSED): Single storey rear extension (Following Est…
P/1018/22
2022 Approved
17 Toorack Road, Harrow Weald, Harrow, HA3 5HR
Single storey rear extension: 6.00 metres deep, 3.45 metres maximum height and 3.00 metre…
P/0094/22/PRIOR
2021 Approved
86 Whitefriars Avenue, Harrow Weald, Harrow, HA3 5RL
Single storey side to rear extension (Demolition of attached garage at side)
P/4564/21
2021 Approved
86 Whitefriars Avenue, Harrow Weald, Harrow, HA3 5RL
CERTIFICATE OF LAWFUL DEVELOPMENT (PROPOSED): single storey rear extension-(After Prior A…
P/3574/21
2021 Approved
15 Toorack Road, Harrow Weald, Harrow, HA3 5HR
Single Storey Rear Extension: 6.00 metres deep, 3.30 metres maximum height, 3.00 metres h…
P/1755/21/PRIOR
2021 Approved
86 Whitefriars Avenue, Harrow Weald, Harrow, HA3 5RL
Single storey rear extension: 4.50 metres deep, 3.00 metres maximum height and 2.91 metre…
P/1443/21/PRIOR
2021 Approved
33 Athelstone Road, Harrow Weald, Harrow, HA3 5NX
First flor side extension; conversion of garage into habitable room; rear dormer; externa…
P/0765/21
2021 Approved
33 Toorack Road, Harrow Weald, Harrow, HA3 5HR
Single storey rear extension: 5.00 metres deep, 2.90 metres maximum height and 2.90 metre…
P/0218/21/PRIOR
2020 Refused
33 Toorack Road, Harrow Weald, Harrow, HA3 5HR
Single storey rear extension: 5.00 metres deep, 2.90 metres maximum height and 2.90 metre…
P/4415/20/PRIOR
2018 Approved
51 Toorack Road, Harrow Weald, Harrow, HA3 5HR
Certificate of lawful development (proposed): Alterations to roof to form end gable and r…
P/0042/18
2017 Approved
44 Athelstone Road, Harrow, HA3 5NZ
Single storey rear extension: extending 6 metres beyond the original rear wall 3.45 Metre…
P/3465/17/PRIOR
2016 Approved
39 Toorack Road, Harrow, HA3 5HR
Certificate of lawful development (proposed): use of room (store) in loft space of dwelli…
P/0936/16
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