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Pending21/P1631Submitted 5 years agoRear extension

199 Seymour Avenue Merton SM4 4RB

APPLICATION FOR PRIOR APPROVAL IN RESPECT OF THE PROPOSED ERECTION OF A SINGLE STOREY REAR EXTENSION WITH THE FOLLOWING DIMENSIONS: EXTENDS BEYOND THE REAR WALL OF THE ORIGINAL DWELLINGHOUSE BY: 4.5M THE MAXIMUM HEIGHT OF THE ENLARGED PART OF THE DWELLINGHOUSE WILL BE: 3.5M THE HEIGHT OF THE EAVES OF THE ENLARGED PART OF THE DWELLINGHOUSE WILL BE: 2.6M

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Progress

Submitted
27 Apr 2021
— completed
Validated
27 Apr 2021
— completed
Consultation
22 May 2021
— completed
Target date
7 Jun 2021
— completed
Decided
7 Jun 2021
— completed

Application details

Reference
21/P1631
Local authority
Merton
Postcode
SM4 4RB
Ward
Lower Morden_histroic
Application type
Prior Approval
Property type
House

Key dates

Submitted
27 Apr 2021
Validated
27 Apr 2021
Comments close
22 May 2021
Target decision
7 Jun 2021
Decided
7 Jun 2021

Estimated project value

£38k–£69k

Typical UK cost for this job type, at outer London rates (2026). Estimated from the proposal description — planning applications do not state build cost. Source: MyJobQuote / Checkatrade 2026, ~20m² at £1,800-£3,000/m².

Recently sold nearby

Inside the two years most owners do their major work — kitchens, bathrooms, rewires and lofts. 2 recent sales are listed below.

Homes here go for about £482,500 — the median of the last 8 market sales in SM4 4RB, £398,000 to £540,000.

Contains HM Land Registry data © Crown copyright and database right 2025. This data is licensed under the Open Government Licence v3.0. Sales are matched by postcode, not by property, so a sale listed here may be a neighbouring address. England and Wales only.

Planning constraints

No designations recorded at this location. This is not a formal search — always confirm with the local authority before relying on it.

Designations from planning.data.gov.uk, Open Government Licence v3.0. Indicative only — not a formal local authority search.

Nearby applications