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PermittedS/LDE/21/1100Submitted 5 years agoRear extension

8 Portland Avenue Old Town Swindon SN1 4JW

Certificate of Lawfulness (Existing) for the conversion of the rear conservatory into a single storey rear extension.

View on council portalDocuments (8)

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Map of the site

Progress

Submitted
24 Jun 2021
— completed
Validated
15 Jul 2021
— completed
Consultation
—
— completed
Target date
5 Sept 2021
— completed
Decided
16 Sept 2021
— completed

Application details

Reference
S/LDE/21/1100
Local authority
Swindon
Postcode
SN1 4JW
Ward
Old Town
Application type
Amendment
Property type
House

Key dates

Submitted
24 Jun 2021
Validated
15 Jul 2021
Target decision
5 Sept 2021
Decided
16 Sept 2021

8 documents · 0 comments · 3 constraints

Estimated project value

£30k–£55k

Typical UK cost for this job type, at UK average 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.

Homes here go for about £217,500 — the median of the last 8 market sales in SN1 4JW, £109,000 to £340,000.

Contains HM Land Registry data © Crown copyright and database right 2026. 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