21 Hadley Road, Mitcham, Surrey, Merton, CR4 1NW Data via plota.co.uk

Pending 26/HOUSE/1769 - Householder
Extensions & alterations
Council
Merton 4.5/10
Date received
4 Sept 2026
Postcode
CR4 1NW
Type
Householder

Description

Alterations and extension to the existing single-storey outbuilding at the rear of the garden, including alterations to the roof, for use as a home gym and storage ancillary to the main dwelling house. Data via plota.co.uk

Get alerts nearby Council site ↗

Last checked

Decision outlook

Plota predicts a decision around 29 Oct 2026, from recent householder applications across the UK.

Day 10 of the 56-day target. Councils usually decide householder applications by day 55.

Day 1046 days to the 56-day target
71%decided within 8 weeks
90%approved
31,203decided in the last year

Plota live figures for householder applications decided across the UK in the last twelve months, from validation; too few recent householder applications in Merton to go on. Merton decision record →

Site constraints 2

Air quality management area: Merton 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 Merton 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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Nearby new applications

9 Sept 2026Pending

3 Hoylake Gardens, Mitcham, Surrey, Merton, CR4 1ET

CHANGE OF USE OF A DWELLING (USE CLASS C3) TO A CHILDREN'S HOME FOR UP TO TWO CL...

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4 Sept 2026Pending

28 Malvern Close, Mitcham, Merton, CR4 1EH

APPLICATION FOR THE ERECTION OF A REAR ROOF DORMER EXTENSION AND THE INSTALLATIO...

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2 Sept 2026Pending

161 Sherwood Park Road, Mitcham, Surrey, Merton, CR4 1NJ

APPLICATION FOR A CERTIFICATE OF LAWFULNESS FOR PROPOSED ERECTION OF A REAR DORM...

26/LDCP/1771
13 Aug 2026Pending

4 Beech Grove, Mitcham, Surrey, Merton, CR4 1LH

Erection of a single-storey rear extension

26/HOUSE/1581
13 Aug 2026Pending

55 Greenwood Road, Mitcham, Surrey, Merton, CR4 1PF

CONSTRUCTION OF A GROUND FLOOR SINGLE STOREY REAR AND SIDE EXTENSION WITH FRONT ...

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13 Aug 2026Pending

5 Ivy Gardens, Mitcham, Surrey, Merton, CR4 1BR

ERECTION OF A SINGLE STOREY REAR EXTENSION.

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Historical activity at this location

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

Within ~100m

Nearby activity

2024 Withdrawn
1a Dahlia Gardens Mitcham CR4 1LB
ERECTION OF A REAR DORMER AND SIDE DORMER ROOF EXTENSION.
24/P0519/INVALID
2023 Approved
1 Dahlia Gardens Mitcham CR4 1LB
ERECTION OF A SINGLE STOREY REAR EXTENSION
23/P1533
2023 Approved
4 Dahlia Gardens Mitcham CR4 1LA
APPLICATION FOR A LAWFUL DEVELOPMENT CERTIFICATE IN RESPECT OF THE PROPOSED REAR DORMER R…
23/P1278
2023
1 Dahlia Gardens Mitcham CR4 1LB
ERECTION OF A SINGLE STOREY REAR EXTENSION
23/P1533/INVALID
2023 Approved
146 Sherwood Park Road Mitcham CR4 1NE
ERECTION OF A SINGLE STOREY REAR EXTENSION .
23/P0363
2022 Approved
2 Dahlia Gardens Mitcham CR4 1LA
APPLICATION FOR A LAWFUL DEVELOPMENT CERTIFICATE IN RESPECT OF THE PROPOSED ERECTION OF L…
22/P2239
2022 Approved
8 Dahlia Gardens Mitcham CR4 1LA
ERECTION OF AN OUTBUILDING/GARAGE
22/P2560
2022 Approved
8 Dahlia Gardens Mitcham CR4 1LA
ERECTION OF AN OUTBUILDING/GARAGE
22/P2560/INVALID
2022 Refused
8 Dahlia Gardens Mitcham CR4 1LA
ERECTION OF AN UPPER FLOOR EXTENSION TO EXISTING GARAGE FOR USE AS STORAGE SPACE
22/P1540
2021 Approved
53 Castleton Road Mitcham Surrey CR4 1NZ
APPLICATION FOR A LAWFUL DEVELOPMENT CERTIFICATE IN RESPECT OF THE PROPOSED DEMOLITION OF…
21/P4178
2021 Approved
1 Hadley Road Mitcham CR4 1NW
ERECTION OF AN OUTBUILDING FOLLOWING DEMOLITION OF EXISTING OUTBUILDING.
21/P2046
2021 Approved
5 Dahlia Gardens Mitcham CR4 1LB
ERECTION OF A REAR DORMER, INSERTION OF VELUX WINDOW, REMOVAL OF GROUND FLOOR REAR GARDEN…
21/P0184
2020 Approved
55 Castleton Road Mitcham Surrey CR4 1NZ
PROPOSED REDUCTION OF EXISTING FENCE TO 2M (AMENDED).
20/P2632/INVALID
2020 Approved
55 Castleton Road Mitcham Surrey CR4 1NZ
PROPOSED REDUCTION OF EXISTING FENCE TO 2M (AMENDED).
20/P2632
2020 Approved
6 Dahlia Gardens Mitcham CR4 1LA
APPLICATION FOR A LAWFUL DEVELOPMENT CERTIFICATE IN RESPECT OF THE ERECTION OF A SINGLE S…
20/P1934
2019 Refused
2 Dahlia Gardens Mitcham CR4 1LA
RETENTION OF THE SINGLE STOREY OUTBUILDING IN REAR GARDEN.
19/P2248
2019 Approved
1 Dahlia Gardens Mitcham CR4 1LB
ERECTION OF A TWO STOREY SIDE EXTENSION AND REAR ROOF EXTENSION WITH INTERNAL MODIFICATIO…
19/P1029
2019 Approved
1 Hadley Road Mitcham CR4 1NW
ERECTION OF EXTENSIONS AND ALTERATIONS
19/P0335
2018 Refused
1 Dahlia Gardens Mitcham CR4 1LB
ERECTION OF A TWO STOREY SIDE EXTENSION AND REAR ROOF EXTENSION AND CONVERSION OF TERRACE…
18/P4446
2018 Approved
49 Castleton Road Mitcham Surrey CR4 1NZ
APPLICATION FOR A LAWFUL DEVELOPMENT CERTIFICATE FOR THE PROPOSED DEMOLITION OF EXISTING…
18/P4314
2018 Approved
8 Dahlia Gardens Mitcham CR4 1LA
APPLICATION FOR A LAWFUL DEVELOPMENT CERTIFICATE IN RESPECT OF THE PROPOSED REAR ROOF EXT…
18/P2022
2017 Approved
152 Sherwood Park Road Mitcham CR4 1NF
APPLICATION FOR LAWFUL DEVELOPMENT CERTIFICATE FOR THE PROPOSED ERECTION OF A REAR ROOF E…
17/P1365
2017 Approved
152 Sherwood Park Road Mitcham CR4 1NF
APPLICATION FOR LAWFUL DEVELOPMENT CERTIFICATE FOR THE PROPOSED ERECTION OF A REAR ROOF E…
17/P1365/INVALID
2016 Approved
BT Cabinet OS 1 Hadley Road Mitcham
TELECOM LICENCE NOTIFICATION FOR THE PROPOSED INSTALLATION OF 1 x BT EQUIPMENT CABINET ME…
16/P3888
2016 Approved
12 Dahlia Gardens Mitcham CR4 1LA
APPLICATION FOR A LAWFUL DEVELOPMENT CERTIFICATE FOR THE PROPOSED ERECTION OF A SINGLE ST…
16/P1624
Merton
Planning Authority Score
4.5/10
Below average
#173 of 296 councils
Relevant to this application:
Householder decisions

Merton ranks #196 out of 296 councils for householder decision speed. Householder applications are slightly more likely to be approved here (92%) than the national average (90%).

These figures are council-wide context, not a prediction for this application. View full council performance
Merton decision statistics
Based on MHCLG data, the year to March 2026
89%
Overall approval rate
Above avg (87%) #135 of 296
92%
Householder approved
Above avg (90%) #158 of 296
57%
Decided in 8 weeks
Below avg (63%) #196 of 296
39%
Extended time limit
Below avg (41%) #139 of 296
54%
Minor dwellings approved
82 decided (1-9 homes)
100%
Major dwellings approved
11 decided (10+ homes)
83%
Change of use approved
24 decided
1,079
Total decisions
115 refused in the year to March 2026
Source: MHCLG planning statistics · See full council rankings