51A Headstone Gardens, Harrow, HA2 6PH Data via plota.co.uk

Pending PL/1995/26 - Full Planning Application
Extensions & alterations
Council
Harrow 4.9/10
Date received
26 Aug 2026
Postcode
HA2 6PH
Type
Full Planning Application

Description

Alterations to roof to form end gable and rear dormer; Roof lights in front roof slope and new window in gable end; External alterations Data via plota.co.uk

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Last checked

Decision outlook

Plota predicts a decision around 21 Oct 2026, from recent full applications across the UK.

Day 19 of the 56-day target. Councils usually decide full applications by day 56.

Day 1937 days to the 56-day target
61%decided within 8 weeks
87%approved
54,582decided in the last year

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

Site constraints 3

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: Priority Rivers
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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Other new applications on this street

11 Jul 2026Approved

3 Headstone Gardens, Harrow, HA2 6PH

Single storey front extension incorporating front porch; conversion of garage to...

PL/1712/26
19 May 2026Approved

25 Headstone Gardens, Harrow, HA2 6PH

Single storey front extension incorporating porch; Single storey side to rear ex...

PL/1347/26
9 Sept 2026Pending

6 Headstone Gardens, Harrow, HA2 6PR

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

PL/1739/26
26 Jun 2026Approved

Hos Cottage, 4, THE QUADRANT Headstone Gardens, Harrow, HA2 6PN

Certificate of Lawful Development (Existing): Use of ground floor as hot food ta...

PL/1120/26

Nearby new applications

11 Sept 2026Pending

25 Hide Road, Harrow, HA1 4SG

Wrap around rear dormer; two roof lights in front roof slope; windows to side an...

PL/2260/26
10 Sept 2026Pending

90 Parkside Way, North Harrow, Harrow, HA2 6DG

Certificate of lawful development (proposed): Alterations to roof to form end ga...

PL/2332/26
9 Sept 2026Pending

90 Parkside Way, North Harrow, Harrow, HA2 6DG

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

PL/2346/26
9 Sept 2026Pending

6 Headstone Gardens, Harrow, HA2 6PR

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

PL/1739/26
5 Sept 2026Pending

2 Fenton Road, Harrow, HA2 6DX

Installation of AC unit to side elevation

PL/1765/26
26 Aug 2026Pending

Plots D1, D2, D4, D5, D6, Harrow, Kodak, Harrow, HA1 4TY

Non-material amendments to planning permission PL/0436/25 dated 27.6.2025 to ame...

PL/2242/26

Historical activity at this location

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

Within ~100m

Nearby activity

2025
24 Brook Drive, Harrow, HA1 4RT
Single storey rear extension: 6.00 metres deep, 3.00 metres maximum height and 3.00 metre…
PL/3099/25
2025
3 Headstone Gardens, Harrow, HA2 6PH
Front porch; single storey side to rear extension; external alterations (demolition of at…
PL/3049/25
2025 Approved
25 Headstone Gardens, Harrow, HA2 6PH
Single storey rear extension: 6.00 metres deep, 3.00 metres maximum height and 2.88 metre…
PL/1327/25
2025 Approved
25 Headstone Gardens, Harrow, HA2 6PH
Single storey rear extension: 6.00 metres deep, 3.00 metres maximum height and 2.88 metre…
PL/1302/25
2024 Refused
18 Brook Drive, Harrow, HA1 4RT
Single storey side to rear extension (Demolition of rear projection)
PL/0831/24
2024 Approved
49 Brook Drive, Harrow, HA1 4RT
Conversion of dwelling into two flats (2x3 bed), single and two storey rear extension rea…
PL/0308/24
2023 Withdrawn
49 Brook Drive, Harrow, HA1 4RT
Conversion of dwelling into two flats (2x3 bed), single and two storey side to rear exten…
PL/0274/23
2023 Refused
49 Brook Drive, Harrow, HA1 4RT
Conversion of dwelling into two flats (2 X 3 bed); single and two storey side to rear ext…
P/2037/23
2023 Refused
49 Brook Drive, Harrow, HA1 4RT
Conversion of dwelling into two flats (2 X 3 bed); single and two storey side to rear ext…
P/1039/23
2023 Approved
49 Headstone Gardens, Harrow, HA2 6PH
Single storey front extension incorporating porch; single and two storey side to rear ext…
P/0950/23
2023 Approved
50 Brook Drive, Harrow, HA1 4RT
Single storey rear extension; first floor rear extension; external alterations
P/0219/23
2022 Approved
15 Headstone Gardens, Harrow, HA2 6PH
Single storey front extension incorporating porch; single and two storey side to rear ext…
P/3666/22
2022 Approved
50 Brook Drive, Harrow, HA1 4RT
Single storey rear extension: 6.00 metres deep, 3.00 metres maximum height and 3.00 metre…
P/3755/22/PRIOR
2021 Approved
32 Brook Drive, Harrow, HA1 4RT
Single storey rear extension; external alterations (demolition of rear canopy)
P/4358/21
2021 Approved
32 Brook Drive, Harrow, HA1 4RT
Single storey rear extension: 4.00 metres deep, 3.00 metres maximum height and 3.00 metre…
P/4516/21/PRIOR
2021 Approved
64 Brook Drive, Harrow, HA1 4RT
Single storey rear extension: 6.00 metres deep, 3.00 metres maximum height and 2.85 metre…
P/3280/21/PRIOR
2021 Approved
43 Headstone Gardens, Harrow, HA2 6PH
Single storey side extension; single storey rear extension; front porch (demolition of ga…
P/1896/21
2021 Refused
43 Headstone Gardens, Harrow, HA2 6PH
Single Storey Rear Extension: 6.00 metres deep, 4.00 metres maximum height, 3.50 metres h…
P/0964/21/PRIOR
2020 Refused
49 Headstone Gardens, Harrow, HA2 6PH
Single Storey Rear Extension: 6.00 metres deep, 3.00 metres maximum height, 2.84 metres h…
P/3894/20/PRIOR
2020 Approved
11 Headstone Gardens, Harrow, HA2 6PH
Single storey front side and rear extension
FP/00898/2020
2016 Approved
68 Brook Drive, Harrow, HA1 4RT
Front porch; single storey side to rear extension; insertion of one rooflight in rear roo…
P/5707/16
2016 Approved
68 Brook Drive, Harrow, HA1 4RT
Front porch; single storey side to rear extension; insertion of one rooflight in rear roo…
P/4025/16
2016 Approved
25 Headstone Gardens, Harrow, HA2 6PH
Single storey rear extension: extending 6 metres beyond the original rear wall 3.3 Metres…
P/3523/16
2016 Approved
66 Brook Drive, Harrow, HA1 4RT
Single storey rear extension: extending 6 metres beyond the original rear wall 4 metres m…
P/1886/16
2016 Approved
25 Headstone Gardens, Harrow, HA2 6PH
Single storey front and side extension; front porch
P/0206/16
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