53 Prospect Avenue Seaton Delaval Northumberland NE25 0EL Data via plota.co.uk

26/00413/FUL - Full Application Approved

Proposal

Front, side and rear extension Data via plota.co.uk

View original council record ↗Last checked

Application progress

✓
Received
3 Feb 2026
✓
Consultation
15 Jun 2026
✓
Approved
15 Jun 2026

Approved on 15 Jun 2026 · Delegated Decision · Last checked 18 Jul 2026

Associated applications 2

Site constraints 2

Also on the record
Coalfield, development low risk area; Inside the Seaton Delaval built-up area.
Not affected
Outside flood zones 2 and 3 · Not green belt · No listed building at the site

Checked on 6 October 2026. 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.

Building

Floor area59 m² (635 sq ft)
Energy ratingD (65 out of 100), could reach B
PropertySemi-detached house, 3 habitable rooms
Built1950 to 1966
HeatingBoiler and radiators, mains gas
WallsCavity wall, filled cavity

From the energy performance certificate lodged in August 2021, the latest held for this property. The building may have changed since. View the certificate

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Important details

Application type
Full Application
Postcode
NE25 0EL
Received
3 Feb 2026
Validated
3 Feb 2026
Ward
Seghill With Seaton Delaval
Parish
Seaton Valley
Case officer
Show
Target decision
3 Mar 2026
Decision
Application Permitted
Decision date
15 Jun 2026
Decision level
Delegated Decision
Applicant
Show
Agent
Lighthouse Architecture

How this decision compares

Decided in 132 days from validation, 77 days slower than Northumberland (County)'s median of 55 for extensions. Approved, as 90% of extensions here are.

69%decided within 8 weeks
90%approved
655decided in the last year

Plota live figures for extensions decided by Northumberland (County) in the last twelve months, from validation. Northumberland (County) decision record →

Consultation & key dates

Alt. reference
PP-14675338
Planning Portal ref
PP-14675338
Neighbours
3 Feb 2026
Consultation
15 Jun 2026
Comments by
15 Jun 2026
Statutory expiry
3 Mar 2026
Env. assessment
No
Northumberland (County)
Planning Authority Score
3.8/10
Below average
#207 of 296 councils
Relevant to this application:
Householder decisions

Northumberland (County) ranks #167 out of 296 councils for householder decision speed. 47% of applications have the time limit extended, above the 41% national average. Householder applications are slightly more likely to be approved here (91%) than the national average (90%).

These figures are council-wide context, not a prediction for this application. View full council performance
Northumberland (County) decision statistics
Based on MHCLG data, the year to March 2026
88%
Overall approval rate
Above avg (87%) #158 of 296
91%
Householder approved
Above avg (90%) #178 of 296
62%
Decided in 8 weeks
Below avg (63%) #167 of 296
47%
Extended time limit
Above avg (41%) #210 of 296
80%
Minor dwellings approved
223 decided (1-9 homes)
89%
Major dwellings approved
36 decided (10+ homes)
86%
Change of use approved
71 decided
2,013
Total decisions
233 refused in the year to March 2026

Freehold boundary: © Crown copyright and database rights 2026, HM Land Registry. Polygons © Crown copyright and database rights 2026 Ordnance Survey 100026316. Conditions of use

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.