28 South Hill Avenue, Harrow, HA2 0NQ Data via plota.co.uk

PL/2796/26 - Prior Notification - Larger Home Extension Pending Consideration
Extensions & alterations

Proposal

Single storey rear extension: 6.00 metres deep, 4.00 metres maximum height and 2.95 metres high to the eaves Data via plota.co.uk

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View original council record ↗Last checked

Application progress

✓
Received
22 Oct 2026
Decision
Expected by 3 Dec 2026

Under consideration

No decision has been issued yet. Plota predicts a decision around 17 Dec 2026, from Harrow's recent extensions.

Documents 2

Plans & drawings 1

PDF Existing & Proposed Ground Floor Plans Plans · 23 Oct 2026 View ↗

Application forms 1

PDF Application Form Application Form (Redacted) · 26 Oct 2026 View ↗

All documents on the council site ↗

Site constraints 4

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; Public transport access: PTAL 5 (very good), TfL 2023, for the 100 m square; Town centre 8 m away: South Harrow.
Not affected
Outside flood zones 2 and 3 · Not green belt · No listed building at the site

Checked on 27 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.

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Important details

Council
Harrow
Application type
Prior Notification - Larger Home Extension
Postcode
HA2 0NQ
Received
22 Oct 2026
Validated
22 Oct 2026
Ward
Harrow on the Hill
Case officer
Show
Target decision
3 Dec 2026
Decision level
Delegated decision
Applicant
Show

Decision outlook

Day 6 of the 56-day target. Harrow usually decides extensions by day 56.

Day 650 days to the 56-day target
80%decided within 8 weeks
79%approved
1,936decided in the last year

Plota live figures for extensions decided by Harrow in the last twelve months, from validation. Harrow decision record →

Consultation & key dates

Statutory expiry
3 Dec 2026

Historical activity at this location

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

Within ~100m

Nearby activity

2025
71 Parkfield Road, South Harrow, Harrow, HA2 8LA
Single storey outbuilding in rear garden (demolition of shed) (retrospective)
PL/3335/25
2025 Approved
Rose Villa, 24 South Hill Avenue, South Harrow, Harrow, HA2 0NQ
Single storey rear extension: 4.50 metres deep, 3.00 metres maximum height and 3.00 metre…
PL/0722/25
2024 Withdrawn
4 South Hill Avenue, South Harrow, Harrow, HA2 0NQ
Conversion of ground floor office into self contained (2 bed) flat (Use class C3); extern…
PL/3298/24
2024 Approved
28 Brooke Avenue, South Harrow, Harrow, HA2 0NF
Alterations to roof to form end gable and rear dormer, Detached single storey outbuilding…
PL/2852/24
2024 Refused
4 South Hill Avenue, South Harrow, Harrow, HA2 0NQ
Conversion of office into self-contained (3 bed) flat (ground floor)
PL/0619/24
2024 Approved
The Star Public House, The Star Public House South Hill Avenue, South Harrow, Harrow, HA2 0NQ
Creation of second floor comprising three flats (3 X 1 bed) including roof terrace; bin a…
PL/0110/24
2024 Approved
1 Parkfield Road, South Harrow, Harrow, HA2 8LA
Single storey rear extension: 6.00 metres deep, 3.40 metres maximum height and 3.00 metre…
PL/0105/24
2023 Withdrawn
1 Parkfield Road, South Harrow, Harrow, HA2 8LA
Single storey rear extension: 6.00 metres deep, 3.40 metres maximum height and 3.00 metre…
PL/0645/23
2023 Refused
Ashridge, 30 South Hill Avenue, South Harrow, Harrow, HA2 0NQ
Details pursuant to conditions 3 (landscaping), 5 (cycle stores), 6 (waste storage) and 7…
P/1809/23
2023 Approved
Deanville, 22 South Hill Avenue, South Harrow, Harrow, HA2 0NQ
Single storey rear extension: 4.50 metres deep, 3.50 metres maximum height and 3.00 metre…
P/1895/23/PRIOR
2023 Withdrawn
The Star Public House, The Star Public House South Hill Avenue, South Harrow, Harrow, HA2 0NQ
Creation of second floor comprising three flats (3 X 1 bed) including roof terrace; bin a…
P/1827/23
2023 Refused
Deanville, 22 South Hill Avenue, South Harrow, Harrow, HA2 0NQ
Single storey rear extension: 4.50 metres deep, 3.00 metres maximum height and 3.00 metre…
P/1374/23/PRIOR
2022 Approved
Ashridge, 30 South Hill Avenue, South Harrow, Harrow, HA2 0NQ
Conversion of house of multiple occupancy (HMO) for up to six (6) persons (Use class C4)…
P/4030/22
2021 Approved
The Star Public House, The Star Public House South Hill Avenue, South Harrow, Harrow, HA2 0NQ
Conversion Of First Floor Into Four Flats (1 X 2 Bed, 2 X 1 Bed And 1 X Studio) [RECONSUL…
P/3561/21
2021 Approved
The Star Public House, The Star Public House South Hill Avenue, South Harrow, Harrow, HA2 0NQ
Installation of pergola with lighting on posts and 0.9m high picket fencing to front; har…
P/4912/21
2022 Approved
1 Brooke Avenue, South Harrow, Harrow, HA2 0NB
Conversion of dwelling into two flats (1 X 2 bed and 1 X 1 bed); single storey rear exten…
P/1910/22
2022 Withdrawn
Ashridge, 30 South Hill Avenue, South Harrow, Harrow, HA2 0NQ
Conversion of 6 person House of Multiple Occupancy (HMO) (Use class C4) into 8 person Hou…
P/2197/22
2022 Approved
1 Brooke Avenue, South Harrow, Harrow, HA2 0NB
Single storey rear extension (demolition of rear extension)
P/0870/22
2021 Approved
The Star Public House, The Star Public House South Hill Avenue, South Harrow, Harrow, HA2 0NQ
Installation of one externally illuminated post hanging sign and three externally illumin…
P/3989/21
2021 Refused
The Star Public House, The Star Public House South Hill Avenue, South Harrow, Harrow, HA2 0NQ
Installation of raised decking, pergola with lighting on posts and 0.9m high picket fenci…
P/3558/21
2016 Approved
79 Parkfield Road, Harrow, HA2 8LA
Conversion of dwellinghouse to two flats; single and two storey rear extension; alteratio…
P/4785/16
2016 Approved
21 Brooke Avenue, Harrow, HA2 0NB
Single storey rear extension: extending 8 metres beyond the original rear wall 3.4 Metres…
P/3471/16
2016 Approved
52 Brooke Avenue, Harrow, HA2 0NF
Detached double garage (demolition of detached garage)
P/2486/16
2016 Approved
10 Brooke Avenue, Harrow, HA2 0NF
Single storey rear extension to ground floor flat (demolition of existing single storey r…
P/0348/16
2016 Approved
24 Brooke Avenue, Harrow, HA2 0NF
Single storey rear extension: extending 6 metres beyond the original rear wall 4 metres m…
P/0687/16
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