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Permitted21/01790/CPDSubmitted 5 years agoRear extension

156 Straight Road Old Windsor Windsor SL4 2SG

Certificate of lawfulness to determine whether the proposed garage conversion and single storey rear extension is lawful.

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Map of the site

Progress

Submitted
10 Jun 2021
— completed
Validated
10 Jun 2021
— completed
Consultation
—
— completed
Target date
5 Aug 2021
— completed
Decided
4 Aug 2021
— completed

Application details

Reference
21/01790/CPD
Local authority
Windsor
Postcode
SL4 2SG
Ward
Old Windsor
Application type
Outline
Property type
House

Key dates

Submitted
10 Jun 2021
Validated
10 Jun 2021
Target decision
5 Aug 2021
Decided
4 Aug 2021

8 documents · 0 comments · 12 constraints

Estimated project value

£35k–£63k

Typical UK cost for this job type, at South East 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

New owners, recently moved in. First work on a house usually follows within months of completing.

Homes here go for about £525,000 — the median of the last 8 market sales in SL4 2SG, £240,000 to £992,000.

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