20 St Clare Road, Colchester CO3 3SZ Data via plota.co.uk
Proposal
Single storey extension to existing detached outbuilding to provide residential annexe accommodation ancillary to the main dwelling. Data via plota.co.uk
Application progress
Under consideration
No decision has been issued yet. Plota predicts a decision around 2 Dec 2026, from Colchester's recent extensions.
Site constraints 6
Checked on 8 October 2026. Historic England, the Environment Agency, Natural England, the Planning Inspectorate 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 2
Last sold for £1,668,500 in December 2020. Other property, freehold.
More than one property is recorded at this address: HM Land Registry does not always give the flat or unit.
Sale prices from HM Land Registry's price paid record, matched to this application by its address.
Every application in Colchester - and every UK council - as a live feed, an API, or a bulk CSV export.
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Double storey rear extension
Important details
- Council
- Colchester
- Application type
- Full (8 Week Determination)
- Postcode
- CO3 3SZ
- Received
- 3 Sept 2026
- Validated
- 7 Oct 2026
- Ward
- Lexden & Braiswick
- Parish
- Colchester
- Case officer
- Show
- Target decision
- 2 Dec 2026
- Applicant
- Show
- Agent
- Show
Decision outlook
Day 2 of the 56-day target. Colchester usually decides extensions by day 56.
Plota live figures for extensions decided by Colchester in the last twelve months, from validation. Colchester decision record →
Consultation & key dates
- Comments by
- 28 Oct 2026
Historical activity at this location
25 nearby applications on record - archival context, not part of the live application.
Nearby activity
Colchester is faster than most councils at deciding householder applications, ranking #43 out of 296. Only 27% of applications have the time limit extended, well below the 41% national average - the council usually decides on time. Colchester is also one of the strictest councils - it refuses more householder applications than almost any other, with only 84% approved vs 90% nationally.
Sale prices: Contains HM Land Registry data © Crown copyright and database right 2026. This data is licensed under the Open Government Licence v3.0.
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20 St Clare Road, Colchester CO3 3SZ
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Comments are open until 28 Oct 2026