109 Abercorn Crescent, South Harrow, Harrow, HA2 0PY Data via plota.co.uk

Pending PL/0809/26 - Prior Notification - Larger Home Extension
Extensions & alterations
Council
Harrow 4.9/10
Date received
23 Mar 2026
Postcode
HA2 0PY
Type
Prior Notification - Larger Home Extension

Description

Single storey rear extension: 6.00 metres deep, 3.00 metres maximum height and 3.00 metres high to the eaves Data via plota.co.uk

Get alerts nearby Council site ↗

Last checked

Decision outlook

Plota predicted a decision around 14 Sept 2026; it is now day 175.

Day 175, past the statutory target. 97% of prior approvals in Harrow are decided within thirteen weeks; extensions of time are common, and the council need not decide on the day. Last seen undecided on 24 Aug 2026.

Day 175119 days past the 56-day target
89%decided within 8 weeks
72%approved
14,733decided in the last year

Plota live figures for prior approvals decided across the UK in the last twelve months, from validation; too few recent prior approvals 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.

Work with planning data?

Every application in Harrow - and every UK council - as a live feed, an API, or a bulk CSV export.

About Plota's data service

Other new applications on this street

19 Aug 2026Pending

82 Abercorn Crescent, South Harrow, Harrow, HA2 0PU

Certificate of Lawful Proposed Development: Front porch ; Alterations to roof to...

PL/2173/26
11 Jul 2026Approved

53 Abercorn Crescent, South Harrow, Harrow, HA2 0PX

Details pursuant to Conditions 4 (Paving details and on site drainage management...

PL/1725/26

Nearby new applications

9 Sept 2026Pending

Value Windows Ltd, UNIT 2 Brember Road, South Harrow, Harrow, HA2 8AX

Change of use from Class B1 to Mixed use MOT and Vehicle Repair (Use Class Sui G...

PL/2343/26
2 Sept 2026Pending

4 Welbeck Road, West Harrow, Harrow, HA2 0RG

First floor side to rear extension; External alterations

PL/2304/26
22 Aug 2026Pending

28 The Drive, North Harrow, Harrow, HA2 7EN

Single storey rear extension: 4.00 metres deep, 3.80 metres maximum height and 2...

PL/2232/26
22 Aug 2026Pending

28 The Drive, North Harrow, Harrow, HA2 7EN

Single storey rear extension: 4.95 metres deep, 3.80 metres maximum height and 2...

PL/2231/26
19 Aug 2026Pending

127 Welbeck Road, West Harrow, Harrow, HA2 0RY

Part conversion of dwellinghouse to create a separate self-contained 3 bedroom a...

PL/1977/26
19 Aug 2026Pending

82 Abercorn Crescent, South Harrow, Harrow, HA2 0PU

Certificate of Lawful Proposed Development: Front porch ; Alterations to roof to...

PL/2173/26

Historical activity at this location

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

Within ~100m

Nearby activity

2025 Approved
112 Abercorn Crescent, South Harrow, Harrow, HA2 0PU
Single storey rear extension: 6.00 metres deep, 3.00 metres maximum height and 3.00 metre…
PL/2422/25
2024 Approved
146 Abercorn Crescent, South Harrow, Harrow, HA2 0PU
Single storey rear extension: 6.00 metres deep, 2.95 metres maximum height and 2.80 metre…
PL/0318/24
2024 Approved
173 Abercorn Crescent, South Harrow, Harrow, HA2 0PY
Single storey rear extension: 4.00 metres deep, 3.20 metres maximum height and 3.00 metre…
PL/0339/24
2023 Refused
173 Abercorn Crescent, South Harrow, Harrow, HA2 0PY
Single storey rear extension: 5.00 metres deep, 3.20 metres maximum height and 3.00 metre…
PL/0680/23
2023 Approved
134 Abercorn Crescent, South Harrow, Harrow, HA2 0PU
Single Storey Rear Extension: 6.00 metres deep, 3.30 metres maximum height, 3.00 metres h…
P/2591/23/PRIOR
2022 Approved
155 Abercorn Crescent, South Harrow, Harrow, HA2 0PY
Single storey rear extension: 6.00 metres deep, 2.50 metres maximum height and 2.50 metre…
P/2248/22/PRIOR
2022 Refused
155 Abercorn Crescent, South Harrow, Harrow, HA2 0PY
Single storey rear extension: 6.00 metres deep, 2.50 metres maximum height and 2.30 metre…
P/1573/22/PRIOR
2021 Approved
88 Abercorn Crescent, South Harrow, Harrow, HA2 0PU
Single storey rear extension: 6.00 metres deep, 3.00 metres maximum height and 2.95 metre…
P/1921/21/PRIOR
2020 Approved
60 Abercorn Crescent, South Harrow, Harrow, HA2 0PU
Single storey rear extension: 6.00 metres deep, 3.50 metres maximum height and 3.00 metre…
P/4358/20/PRIOR
2020 Approved
131 Abercorn Crescent, Harrow, HA2 0PY
Single storey rear extension formation of ground floor bathroom and removal of chimney br…
BN/00924/2020
2020 Approved
64 Abercorn Crescent, Harrow, HA2 0PU
Loft conversion (1 bedroom & 1 ensuite)
BN/00779/2020
2020 Approved
131 Abercorn Crescent, South Harrow, Harrow, HA2 0PY
Single Storey Rear Extension: 6 metres deep, 2.8 metres maximum height and 2.5 metres hig…
P/1777/20/PRIOR
2020 Refused
131 Abercorn Crescent, South Harrow, Harrow, HA2 0PY
Single Storey Rear Extension: 6 metres deep, 3 metres maximum height and 2.5 metres high…
P/1354/20/PRIOR
2019 Approved
123 Abercorn Crescent, South Harrow, Harrow, HA2 0PY
Vehicle access
P/2127/19
2019 Refused
123 Abercorn Crescent, South Harrow, Harrow, HA2 0PY
Single storey rear extension
P/1366/19
2018 Approved
135 Abercorn Crescent, Harrow, HA2 0PY
Single storey rear extension: extending 6 metres beyond the original rear wall 3 metres m…
P/2785/18/PRIOR
2018 Approved
127 Abercorn Crescent, Harrow, HA2 0PY
Single storey rear extension extending 6 metres beyond the original rear wall 3.1Metres m…
P/2240/18/PRIOR
2018 Approved
30 Southdown Crescent, Harrow, HA2 0QR
Single storey rear extension extending 6 metres beyond the original rear wall 3 metres ma…
P/1312/18/PRIOR
2017 Approved
24 Southdown Crescent, Harrow, HA2 0QR
Single storey side extension; first floor side to rear extension; single storey rear exte…
P/4900/17
2017 Approved
110 Abercorn Crescent, Harrow, HA2 0PU
Single storey rear extension: extending 4 metres beyond the original rear wall 3.5 Metres…
P/3147/17/PRIOR
2016 Approved
159 Abercorn Crescent, Harrow, HA2 0PY
Single storey rear extension: extending 5 metres beyond the original rear wall 3 metres m…
P/1114/16
2016 Approved
159 Abercorn Crescent, Harrow, HA2 0PY
Single storey rear extension: extending 5 metres beyond the original rear wall 3 metres m…
P/0817/16
2024 Approved
146 Abercorn Crescent, South Harrow, Harrow, HA2 0PU
CERTIFICATE OF LAWFUL DEVELOPMENT(PROPOSED): Alterations to roof; rear dormer; three roof…
PL/0334/24
2023 Approved
30 Southdown Crescent, South Harrow, Harrow, HA2 0QR
CERTIFICATE OF LAWFUL DEVELOPMENT (PROPOSED): Use of one room on ground floor for taxi hi…
P/0599/23
2022 Approved
144 Abercorn Crescent, South Harrow, Harrow, HA2 0PU
CERTIFICATE OF LAWFUL DEVELOPMENT (PROPOSED): Alterations and extension to roof to form e…
P/2194/22
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