27 Mepham Crescent, Harrow Weald, Harrow, HA3 6QU Data via plota.co.uk

Approved PL/1485/26 - Householder
DemolitionExtensions & alterations
Council
Harrow 4.9/10
Date received
15 Jul 2026
Postcode
HA3 6QU
Type
Householder

Description

Front porch; Single storey side to rear extension (Demolition of rear conservatory) Data via plota.co.uk

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Last checked

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: Network Enhancement Zone 2
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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Historical activity at this location

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

Within ~100m

Nearby activity

2025 Approved
10 Mepham Crescent, Harrow Weald, Harrow, HA3 6QX
Single storey detached outbuilding at rear for use as Gym/Office (Demolition of detached…
PL/1038/25
2024 Approved
10 Mepham Crescent, Harrow Weald, Harrow, HA3 6QX
Single storey front extension incorporating front porch, Two storey extension for use as…
PL/2691/24
2024 Refused
67 Hutton Lane, Harrow Weald, Harrow, HA3 6QT
Vehicle access and hardstanding
PL/0875/24
2023 Refused
10 Mepham Crescent, Harrow Weald, Harrow, HA3 6QX
Conversion of two storey side extension into granny annexe incidental to main dwelling(re…
P/0284/23
2023 Approved
67 Langton Road, Harrow Weald, Harrow, HA3 6QR
Single storey rear extension: 6.00 metres deep, 3.00 metres maximum height and 3.00 metre…
P/0021/23/PRIOR
2022 Refused
67 Langton Road, Harrow Weald, Harrow, HA3 6QR
Single storey rear extension: 6.00 metres deep, 3.00 metres maximum height and 3.00 metre…
P/3906/22/PRIOR
2022 Approved
63 Langton Road, Harrow Weald, Harrow, HA3 6QR
CERTIFICATE OF LAWFUL DEVELOPMENT (PROPOSED): Single storey rear extension (Following est…
P/2325/22
2022 Approved
63 Langton Road, Harrow Weald, Harrow, HA3 6QR
Single Storey Rear Extension: 4.00 metres deep, 3.00 metres maximum height, 3.00 metres h…
P/1867/22/PRIOR
2021 Refused
10 Mepham Crescent, Harrow Weald, Harrow, HA3 6QX
Conversion of two storey side extension into a self-contained dwellinghouse (1 x 1 bed)…
P/3956/21
2022 Refused
63 Langton Road, Harrow Weald, Harrow, HA3 6QR
Single Storey Rear Extension: 4.00 metres deep, 3.00 metres maximum height, 3.00 metres h…
P/1260/22/PRIOR
2020 Approved
74 Langton Road, Harrow Weald, Harrow, HA3 6QP
CERTIFICATE OF LAWFUL DEVELOPMENT (PROPOSED): Detached outbuilding for use as store room…
P/3992/20
2020 Approved
10 Mepham Crescent, Harrow Weald, Harrow, HA3 6QX
Variation of condition 2 (approved plans) attached to planning permission P/4714/19 dated…
P/2489/20
2020 Approved
74 Langton Road, Harrow Weald, Harrow, HA3 6QP
Two storey side extension
P/2025/20
2020 Approved
10 Mepham Crescent, Harrow, HA3 6QX
Two storey side extension
BN/00804/2020
2019 Refused
74 Langton Road, Harrow Weald, Harrow, HA3 6QP
Development to provide a detached two storey dwelling (1 x 2 beds); parking; bin / cycle…
P/4390/19
2019 Approved
10 Mepham Crescent, Harrow Weald, Harrow, HA3 6QX
Single and two storey side extesnion
P/4714/19
2019 Approved
17 Mepham Crescent, Harrow Weald, Harrow, HA3 6QU
Single Storey Rear Extension: 5.9 metres deep, 3.0 metres maximum height, 2.9 metres high…
P/2302/19/PRIOR
2019 Approved
17 Mepham Crescent, Harrow, HA3 6QU
Single storey rear extension
P/1727/19
2018 Approved
66 Langton Road, Harrow, HA3 6QP
Certificate of lawful development (existing): use of dwellinghouse as four self-contained…
P/1492/18
2017 Approved
36 Mepham Crescent, Harrow, HA3 6QX
Single and two storey side extension; single storey rear extension (demolition of side ex…
P/3278/17
2016 Approved
57 Langton Road, Harrow, HA3 6QR
Single storey rear extension: extending 5.3 Metres beyond the original rear wall 3.15 Met…
P/0912/16
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