3 Dukes Avenue, Edgware, Harrow, HA8 7RZ Data via plota.co.uk

Pending PL/1916/26 - Householder
Extensions & alterations
Council
Harrow 4.9/10
Date received
29 Jul 2026
Postcode
HA8 7RZ
Type
Householder

Description

Single storey rear extension Data via plota.co.uk

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Last checked

Decision outlook

Plota predicts a decision around 22 Sept 2026, from recent householder applications across the UK.

Day 47 of the 56-day target. Councils usually decide householder applications by day 55.

Day 479 days to the 56-day target
71%decided within 8 weeks
90%approved
31,203decided in the last year

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

Site constraints 4

Canons Park Estate Conservation Area conservation area
Demolition needs planning permission and permitted development is restricted.
The council must give weight to preserving or enhancing the area's character and appearance. Not every council has published its boundaries as open data.
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 ↗
Habitat network: Network Enhancement Zone 2
Where habitat is joined up enough to work as a network. Context, not a constraint on its own.
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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Nearby new applications

11 Sept 2026Pending

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118 Whitchurch Gardens, Edgware, Harrow, HA8 6PB

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37 Canons Drive, Edgware, Harrow, HA8 7RB

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29 Jul 2026Pending

76 Whitchurch Gardens, Edgware, Harrow, HA8 6PD

Single storey detached outbuilding at rear with attached veranda for use as Gym

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25 Jul 2026Pending

37A Whitchurch Gardens, Edgware, Harrow, HA8 6PF

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Historical activity at this location

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

Within ~100m

Nearby activity

2025 Approved
4 Dukes Avenue, Edgware, Harrow, HA8 7RX
Single storey side extension, Conversion of garage to habitable room, Replace garage door…
PL/0856/25
2022 Approved
13 Dukes Avenue, Edgware, Harrow, HA8 7RZ
Re-surfacing of front driveway; external step to front
P/1548/22
2022 Approved
16 Dukes Avenue, Edgware, Harrow, HA8 7RX
Thuja (rear garden): Remove & replace with Lilac or similar
P/1827/22
2021 Refused
4 Dukes Avenue, Edgware, Harrow, HA8 7RX
Single Storey Side Extension; Conversion Of Garage Into Habitable Room; First Floor Side…
P/1935/21
2020 Refused
13 Dukes Avenue, Edgware, Harrow, HA8 7RZ
Re-surfacing of front driveway; re-cladding of front porch steps; installation and replac…
P/4672/20
2020 Approved
15 Dukes Avenue, Edgware, Harrow, HA8 7RZ
Outbuilding at rear for use as gym / storage (retrospective)
P/2104/20
2020 Approved
13 Dukes Avenue, Edgware, Harrow, HA8 7RZ
Insertion of one rooflight in side and rear roofslopes
P/0596/20
2019 Refused
13 Dukes Avenue, Edgware, Harrow, HA8 7RZ
Alterations to roof; rear dormer; two rooflights in side roofslope
P/4873/19
2019 Approved
6 Dukes Avenue, Edgware, Harrow, HA8 7RX
First floor side extension, first floor rear extension; part conversion of garage; extern…
P/2349/19
2019 Approved
16 Dukes Avenue, Edgware, Harrow, HA8 7RX
T1 Cypress (front): Reduce in height by 3m, lightly trim sides to balance crown T2 Cypres…
P/2034/19
2019 Approved
15 Dukes Avenue, Edgware, Harrow, HA8 7RZ
Alterations and extension to raise roof height; rooflight in side roofslope; single and t…
P/1920/19
2017 Approved
33 Dukes Avenue, Edgware, HA8 7RZ
2 X ash (multi-stem); 1 x elder (front): in close proximity to property (3m). Low amenity…
P/1207/17
2016 Approved
13 Dukes Avenue, Edgware, HA8 7RZ
Conversion of garage to habitable room; external alterations to windows and doors and ins…
P/5789/16
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