21 Green Close, Crosby, Maryport, CA15 6SW Data via plota.co.uk

HOU/2026/0007 - Householder planning permission Approved

Proposal

Proposed two storey side extension and single storey rear extension and internal alterations Data via plota.co.uk

View original council record ↗Last checked

Application progress

✓
Validated
22 Jan 2026
✓
Received
around 24 Jan 2026
✓
Approved
around 2 Apr 2026

Approved around 2 Apr 2026 · Delegated Decision · Last checked 14 Sept 2026

Site constraints 5

Also on the record
National landscape about 300 m away: Solway Coast; Coalfield, development low risk area; 2 listed buildings within 150 m of the postcode pin; Inside the Crosby (Cumberland) built-up area; Natural England's Provisional ALC map (1:250,000, 1970s) had this area as grade 3, but it predates the buildings here and the current map does not class it as farmland.
Not affected
Outside flood zones 2 and 3 · Not green belt · No scheduled monument at the site

Checked on 6 October 2026. The pin for this application is the centre of its postcode rather than the building, so distances to nearby designations are measured from the postcode and can be out by the width of the postcode area. Historic England, the Environment Agency, Natural England, the Mining Remediation Authority 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 4

Last sold for £210,000 in March 2026. Semi-detached house, freehold.

5 March 2026£210,000
3 November 2017£150,000
6 April 2009£125,000
24 March 1995£43,000

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

Building

Floor area88 m² (947 sq ft)
Energy ratingC (71 out of 100)
PropertySemi-detached house, 4 habitable rooms
Built1950 to 1966
HeatingBoiler and radiators, mains gas
WallsCavity wall, filled cavity

From the energy performance certificate lodged in September 2025, 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
Allerdale
Application type
Householder planning permission
Postcode
CA15 6SW
Received
around 24 Jan 2026
Validated
22 Jan 2026
Ward
Maryport North
Parish
Crosscanonby CP
Case officer
Show
Target decision
2 Apr 2026
Decision
Granted with Conditions
Decision date
around 2 Apr 2026
Decision level
Delegated Decision
Applicant
Show
Agent
Daniel Sowerby

Public comments

No public comments yet.

Last counted 14 Sept 2026

Read the comments on the council site ↗

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.