1 Old Hall Close, Pinner, Harrow, HA5 4ST Data via plota.co.uk

Pending PL/1875/26 - Householder
Extensions & alterations
Council
Harrow 4.9/10
Date received
28 Jul 2026
Postcode
HA5 4ST
Type
Householder

Description

Alterations and extension to roof to form end gables; rear dormer; window in end gable; external alterations Data via plota.co.uk

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Historical activity at this location

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

This property

Previous applications at this address

2022 Approved
T25 Pine (outside no.1 Old Hall Close): Raise canopy to 7m above ground level, to provide…
P/1591/22
Within ~100m

Nearby activity

2025
11 Old Hall Close, Pinner, Harrow, HA5 4ST
Demolition of existing dwelling ( part retrospective ) and construction of a replacement…
PL/3224/25
2025 Approved
Holly Lodge, 3 Holly Grove, Pinner, Harrow, HA5 4TA
Single storey rear extension; external alterations (Demolition of rear conservatory)
PL/2324/25
2025
11 Old Hall Close, Pinner, Harrow, HA5 4ST
Single and two storey front extension incorporating porch and garage; Single and two stor…
PL/2089/25
2025 Approved
6 Old Hall Close, Pinner, Harrow, HA5 4ST
TPO No. 16 St Thomas Drive (No.1) Pinner G2 Horse chestnut (rear garden): Reduce height b…
PL/0919/25
2025 Approved
7 Old Hall Close, Pinner, Harrow, HA5 4ST
TPO No.16 Old Hall Drive (No.1) Pinner T20 English oak (rear of no.7 Old Hall Close): Red…
PL/0104/25
2024 Approved
8 Old Hall Close, Pinner, Harrow, HA5 4ST
First floor front extension, Single and two storey rear extension, Alterations to roof to…
PL/3377/24
2024 Approved
11 Old Hall Close, Pinner, Harrow, HA5 4ST
Single storey front extension incorporating porch and garage; single and two storey rear…
PL/0416/24
2023 Approved
11 Old Hall Close, Pinner, Harrow, HA5 4ST
Single Storey Rear Extension: 6.00 metres deep, 3.18 metres maximum height, 2.84 metres h…
PL/0189/23
2023 Approved
6 Old Hall Close, Pinner, HA5 4ST
First floor rear extension; external alterations
P/3324/22/6116
2022 Refused
6 Old Hall Close, Pinner, Harrow, HA5 4ST
First floor rear extension; external alterations
P/3324/22
2021 Approved
9 Old Hall Close, Pinner, Harrow, HA5 4ST
Single storey side extension; external alterations
P/4959/21
2021 Refused
6 Old Hall Close, Pinner, Harrow, HA5 4ST
First floor rear extension; external alterations
P/2739/21
2021 Approved
7 Old Hall Close, Pinner, Harrow, HA5 4ST
T20 Oak (rear boundary left hand corner): Tip prune the lowest branches which overhang cl…
P/2150/21
2021 Approved
5 Old Hall Close, Pinner, Harrow, HA5 4ST
Two storey rear extension; rear dormer; external alterations.
P/1239/21
2021 Approved
The Hollies, 5 Holly Grove, Pinner, Harrow, HA5 4TA
Single storey rear extension
P/1313/21
2020 Approved
3 Old Hall Close, Pinner, Harrow, HA5 4ST
Single Storey Side To Rear Extenson; Raised Decking At Rear With Glass Balustrades, Exter…
P/2382/20
2020 Approved
1 Old Hall Close, Pinner, HA5 4ST
Single storey side extension
REG/00943/2020
2020 Refused
15 Old Hall Close, Pinner, Harrow, HA5 4ST
Rear dormer with two juliette balconies; external alterations
P/0430/20
2018 Approved
15 Old Hall Close, Pinner, Harrow, HA5 4ST
Three rear dormers to create habitable roofspace
P/0825/18
2017 Approved
15 Old Hall Close, Pinner, HA5 4ST
Front eyebrow dormer; three rear dormers to create habitable roofspace
P/3211/17
2017 Approved
4 Old Hall Close, Pinner, HA5 4ST
Single storey rear extension; new post to existing porch; alterations to roof to form thr…
P/3240/17
2016 Approved
Hightrees, 8 Holly Grove, Pinner, HA5 4TA
T6 beech (rear garden): decay at base (meripilus). Fell and replace *see below
P/5426/16
2016 Approved
11 Old Hall Close, Pinner, HA5 4ST
T2 (g1) yew (rear garden l/hand side): reduce crown spread by approximately 1-2m to provi…
P/2665/16
2016 Approved
10 Old Hall Close, Pinner, HA5 4ST
T7 lime (rear garden): reduce back to existing pollard point knuckles from previous years…
P/0669/16
2025 Withdrawn
11 Old Hall Close, Pinner, Harrow, HA5 4ST
Variation of condition 2 (approved plans) attached to planning permission PL/0416/24 date…
PL/1051/25
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 performance
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