75 Hazelwood Avenue, Morden, Surrey, Merton, SM4 5RS Data via plota.co.uk

26/FULL/0319 - Full Planning Permission Pending Consideration

Proposal

Demolition of existing garage, erection of a hip to gable and rear dormer roof extension over main roof and single storey rear extension, erection of a two storey extension with rear dormer and single storey rear to create 1x additional residential unit (class use C3) and associated cycle and refuse stores in front garden Data via plota.co.uk

View original council record ↗Last checked

Application progress

✓
Received
25 Feb 2026
✓
Validated
8 May 2026
Decision
Expected by 14 Aug 2026

Under consideration

No decision has been issued yet. Plota predicted a decision around 9 Oct 2026; it is now day 154.

The consultation period closed on 9 Jun 2026.

Documents 37

All documents on the council site ↗

Site constraints 4

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 ↗
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 Merton built-up area; Public transport access: PTAL 3 (moderate), TfL 2023, for the 100 m square.
Not affected
Outside flood zones 2 and 3 · Not green belt · No scheduled monument 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 £755,000 in June 2024. Semi-detached house, freehold.

14 June 2024£755,000

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

Building

Floor area100 m² (1,076 sq ft)
Energy ratingD (63 out of 100), could reach B
PropertyEnd-terrace house, 7 habitable rooms
Built1930 to 1949
HeatingBoiler and radiators, mains gas
WallsSolid brick, as built, no insulation (assumed)

From the energy performance certificate lodged in February 2024, the latest held for this property, matched to this application by its address. The building may have changed since. View the certificate

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Important details

Council
Merton
Application type
Full Planning Permission
Postcode
SM4 5RS
Received
25 Feb 2026
Validated
8 May 2026
Ward
St Helier
Case officer
Show
Target decision
14 Aug 2026
Decision level
Delegated
Applicant
Show
Agent
JMS Planning & Development Ltd

Decision outlook

Day 154, past the statutory target. 61% of demolitions in Merton are decided within thirteen weeks; extensions of time are common, and the council need not decide on the day. Last seen undecided on 7 Oct 2026.

Day 15498 days past the 56-day target
35%decided within 8 weeks
91%approved
167decided in the last year

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

Consultation & key dates

Comments by
9 Jun 2026
Statutory expiry
14 Aug 2026
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

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

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.