1 Woodhall Avenue, Pinner, Harrow, HA5 3DY Data via plota.co.uk

PL/1998/26 - Non-Material Amendment Approved
Admin / procedural

Proposal

Non-material amendment to planning permission PL/0627/26 dated 01/04/2026 to amend location of first floor window Data via plota.co.uk

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View original council record ↗Last checked

Application progress

✓
Received
27 Jul 2026
✓
Approved
24 Aug 2026

Approved on 24 Aug 2026 · Delegated decision · Last checked 30 Sept 2026

Documents 4

Decision & officer reports 2

PDF Decision Notice DN - NONMAT Granted · 24 Aug 2026 View ↗ PDF Officer Report Delegated Report · 19 Aug 2026 View ↗

Plans & drawings 1

PDF Proposed Plans Plans · 28 Jul 2026 View ↗

Application forms 1

PDF Application Form - Without Personal Data Application Form (Redacted) · 28 Jul 2026 View ↗

All documents on the council site ↗

Associated applications 2

Site constraints 6

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
Conservation area 70 m away: Pinner / Pinnerwood Park Estate; Inside the Harrow built-up area; Public transport access: PTAL 2 (poor), TfL 2023, for the 100 m square; Flood defence 48 m away (natural high ground, designed for a 1 in 2 year flood); Designated open space 41 m away.
Not affected
Outside flood zones 2 and 3 · Not green belt · No listed building at the site

Checked on 6 October 2026. Historic England, the Environment Agency, Natural England, Transport for London (public transport access levels, Powered by TfL Open Data, OGL v3.0, contains OS data © Crown copyright and database right 2025) 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.

Sales history 1

Last sold for £1,395,000 in October 2025. Detached house, freehold.

2 October 2025£1,395,000

Sale prices from HM Land Registry's price paid record, matched to this application by its address.

Building

Floor area181 m² (1,948 sq ft)
Energy ratingE (51 out of 100), could reach B
PropertyDetached house, 6 habitable rooms
Built1930 to 1949
HeatingBoiler and radiators, mains gas
WallsSolid brick, as built, no insulation (assumed)

From the energy performance certificate lodged in April 2025, the latest held for this property. The building may have changed since. View the certificate

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Important details

Council
Harrow
Application type
Non-Material Amendment
Postcode
HA5 3DY
Received
27 Jul 2026
Validated
27 Jul 2026
Ward
Pinner
Case officer
Show
Target decision
24 Aug 2026
Decision
Grant
Decision date
24 Aug 2026
Decision level
Delegated decision
Applicant
Show
Agent
Legah Architecture

Consultation & key dates

Statutory expiry
24 Aug 2026

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

2025
Two storey front extension with entrance canopy; single and two storey side extension; si…
PL/3095/25
Within ~100m

Nearby activity

2023 Approved
16 Woodhall Avenue, Pinner, Harrow, HA5 3DX
Single and two-storey front extension incorporating porch; single storey side extension…
PL/0124/23
2023 Refused
16 Woodhall Avenue, Pinner, Harrow, HA5 3DX
Single and two storey front extension incorporating porch; single storey rear extension…
P/0433/23
2023 Approved
12 Woodhall Avenue, Pinner, Harrow, HA5 3DX
Construction of 1m high front and side boundary walls with 1.3m high brick piers; Install…
P/0815/23
2022 Approved
18 Woodhall Avenue, Pinner, Harrow, HA5 3DX
Single storey front infill extension; single storey side extension; single and two storey…
P/0943/22
2022 Approved
10 Paines Lane, Pinner, Harrow, HA5 3DQ
Enclosure of front porch; single storey side extension; conversion of garage to habitable…
P/3741/22
2022 Approved
12 Woodhall Avenue, Pinner, Harrow, HA5 3DX
Two storey front extension incorporating porch; Single and two storey side extension; sin…
P/1218/22
2022 Refused
16 Woodhall Avenue, Pinner, Harrow, HA5 3DX
Single and two storey front extension incorporating porch; single storey rear extension…
P/1466/22
2022 Approved
12 Woodhall Avenue, Pinner, Harrow, HA5 3DX
Single storey rear extension: 7.00 metres deep, 3.67 metres maximum height and 3.00 metre…
P/1213/22/PRIOR
2022 Approved
4 Woodhall Avenue, Pinner, Harrow, HA5 3DX
Installation of bi-fold doors to rear at ground floor level; installation of Juliette bal…
P/0349/22
2021 Approved
2 Paines Lane, Pinner, Harrow, HA5 3DQ
T11 Monterey Cypress (front): Trim and prune crown all round by upto 1.5m, retaining gree…
P/0723/21
2020 Approved
Meeting Hall Woodhall Avenue, Pinner, Harrow, HA5 3DY
T20 Ash (rear of scout hut, adjacent to public footpath): Crown Reduce back to previous p…
P/1582/20
2020 Approved
29 Woodhall Avenue, Pinner, Harrow, HA5 3DY
G2 Hornbeam (front garden, front boundary): Prune roadside back by upto 2m and prune gard…
P/2342/20
2020 Approved
29 Woodhall Avenue, Pinner, HA5 3DY
G2 hornbeam (front garden left side of steps): lift any lower growth to 2.5M over footpat…
P/0323/20
2018 Approved
2A Paines Lane, Pinner, HA5 3DQ
A1 sycamore (rear garden rear boundary): crown reduce 15-20% a1 ash (rear garden front bo…
P/4300/18
2017 Approved
2 Paines Lane, Pinner, HA5 3DQ
Single storey side extension; external alterations (demolition of canopy and extrnal step…
P/5043/17
2017 Approved
5 Woodhall Avenue, Pinner, HA5 3DY
Front porch
P/3058/17
2017 Approved
20 Woodhall Avenue, Pinner, HA5 3DX
Poplar (t4) and (t5) - pruning of overgrown trees
P/1803/17
2016 Approved
22 Woodhall Avenue, Pinner, HA5 3DX
First floor rear extension; installation of french doors at first floor to create a rear…
P/5533/16
2016 Approved
2A Paines Lane, Pinner, HA5 3DQ
A1 sycamore (rear garden rear boundary): crown reduce up to 30%. Lift to 3.5M
P/5116/16
2016 Approved
22 Woodhall Avenue, Pinner, HA5 3DX
First floor rear extension; rear dormer with juliette balcony to create habitable roofspa…
P/3542/16
2016 Approved
20 Woodhall Avenue, Pinner, HA5 3DX
Conservatory at rear
P/3605/16
2016 Approved
2 Paines Lane, Pinner, HA5 3DQ
T23 monterey cypress (front garden left-hand boundary): crown reduce by removing approxim…
P/2335/16
2017 Approved
5 Woodhall Avenue, Pinner, HA5 3DY
Certificate of lawful development (proposed): conversion of garage to room with installat…
P/3057/17
2017 Approved
5 Woodhall Avenue, Pinner, HA5 3DY
Certificate of lawful development (proposed): conversion of garage to habitable room; fro…
P/1808/17
2017 Approved
22 Woodhall Avenue, Pinner, HA5 3DX
Certificate of lawful development (proposed): alterations to roof to form end gable and r…
P/1850/17
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

Sale prices: Contains HM Land Registry data © Crown copyright and database right 2026. This data is licensed under the Open Government Licence v3.0.

Freehold boundary: © Crown copyright and database rights 2026, HM Land Registry. Polygons © Crown copyright and database rights 2026 Ordnance Survey 100026316. Conditions of use

Energy performance: Energy performance certificates from the Energy Performance of Buildings Register, Ministry of Housing, Communities and Local Government. Contains public sector information licensed under the Open Government Licence v3.0. © Crown copyright 2026.